SC US (TTGP), LTD.

Row 1 · 2023-05-18 · Conversion · Acquired 3,819,552 · Balance 4,405,300

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2023-05-18 · Other · Disposed 3,937,028 · Balance 468,272

F2: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2023-05-18 · Conversion · Acquired 706,868 · Balance 787,641

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2023-05-18 · Other · Disposed 726,645 · Balance 60,996

F2: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2023-05-18 · Conversion · Disposed 3,819,552 · Balance 31,027,954

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2023-05-18 · Conversion · Disposed 706,868 · Balance 5,752,168

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date.

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · Balance 8,153

F3: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of each of Sequoia Capital Fund, LP ("SCF") and Sequoia Capital Fund Parallel, LLC ("SCFP"), and (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund L.P. ("USV 2010-Seed"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF, SCFP and USV 2010-Seed. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF, SCFP and USV 2010-Seed, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2021-03-12 · Other · Disposed 1,079,291 · Balance 3,237,874

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2021-03-12 · Other · Disposed 47,431 · Balance 142,294

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2021-03-12 · Other · Disposed 398,715 · Balance 1,196,143

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2021-03-12 · Other · Disposed 6,036 · Balance 18,107

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2021-03-12 · Other · Disposed 16,804 · Balance 50,413

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2021-03-12 · Other · Disposed 61,326 · Balance 183,977

F1: Represents a distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the "SC XV Funds") and the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively, the "SC US GF VI Funds"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the SC XV Funds and SC US GF VI Funds.

F3: (Continued from footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Venture XV Management, L.P., and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the shares held by the SC XV Funds and SC US GF VI Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2023-05-17 · Conversion · Acquired 93,461 · Balance 93,461

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2023-05-17 · Other · Disposed 93,461 · Balance 0

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2023-05-17 · Conversion · Acquired 68,843 · Balance 68,843

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2023-05-17 · Other · Disposed 68,843 · Balance 0

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2023-05-17 · Conversion · Acquired 114,862 · Balance 114,862

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F6: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2023-05-17 · Other · Disposed 114,862 · Balance 0

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F6: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2023-05-17 · Conversion · Disposed 93,461 · Balance 5,327,496

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2023-05-17 · Other · Disposed 990,731 · Balance 4,336,765

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2023-05-17 · Conversion · Disposed 68,843 · Balance 391,995

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 10 · 2023-05-17 · Other · Disposed 23,324 · Balance 368,671

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · 2023-05-17 · Conversion · Disposed 114,862 · Balance 667,176

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F6: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · 2023-05-17 · Other · Acquired 991,904 · Balance 7,102,992

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F5: SC US (TTGP), Ltd. is the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP ("SCF") and managing member of Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 13 · 2023-05-17 · Other · Acquired 175,301 · Balance 1,407,582

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F5: SC US (TTGP), Ltd. is the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP ("SCF") and managing member of Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of such reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 14 · Balance 2,192,541

F1: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F3: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds); and (ii) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVII Funds and GFVIII.

F4: (Continued from Footnote 3) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Growth VIII Management, L.P. disclaims beneficial ownership of the shares held by the GFVII Funds and GFVIII, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2023-03-07 · Other · Disposed 557,049 · Balance 3,342,292

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2023-03-07 · Other · Disposed 39,852 · Balance 239,108

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2023-03-07 · Other · Disposed 522,339 · Balance 3,134,030

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2023-03-07 · Other · Disposed 47,239 · Balance 283,429

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2023-03-07 · Other · Disposed 1,120,182 · Balance 6,721,088

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2023-03-07 · Other · Disposed 17,142 · Balance 102,847

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2023-03-07 · Other · Disposed 1,549,913 · Balance 9,299,477

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2023-03-07 · Other · Disposed 311,943 · Balance 1,871,655

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F6: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 9 · 2023-03-07 · Other · Acquired 3,005,303 · Balance 9,525,137

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP ("SCF") and the managing member of Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. SC US (TTGP), Ltd. disclaims beneficial ownership of the shares held by SCF and SCFP except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 10 · 2023-03-07 · Other · Acquired 452,970 · Balance 1,491,499

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and the contribution by such partners or members to the applicable recipient fund.

F7: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP ("SCF") and the managing member of Sequoia Capital Fund Parallel, LLC ("SCFP"). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. SC US (TTGP), Ltd. disclaims beneficial ownership of the shares held by SCF and SCFP except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · Balance 805,877

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · Balance 17,623

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P., and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds, which together own 100% of the outstanding ordinary shares of Sequoia Capital USV XIV Holdco, Ltd. (SC USV XIV Holdco); (ii) the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. (SC GGFII) and Sequoia Capital Global Growth II Principals Fund, L.P. (SC GGFII PF), or collectively, the SC GGFII Funds; (iii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (SC US GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (SC US GFVI PF), or collectively, the SC US GFVI Funds;

F3: (Continued from Footnote 2) (iv) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. (SC US GFVII) and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (SC US GFVII PF), or collectively, the SC US GFVII Funds; and (v) the general partner of SCGGF III - U.S./India Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund III - U.S./India Annex Fund, L.P. (SC GGFIII) and Sequoia Capital Global Growth Fund III - U.S./India Annex Principals Fund, L.P. (SC GGFIII PF), or collectively, the SC GGFIII Funds.

F4: (Continued from Footnote 3) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco, the SC GGFII Funds, the SC US GFVI Funds, the SC US GFVII Funds, and the SC GGFIII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds and the SC GGFIII Funds are Douglas M. Leone and Roelof F. Botha. As a result, and by virtue of the relationship described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares of Class A common stock held by the SC GGFII Funds and the SC GGFIII Funds as applicable.

F5: (Continued from Footnote 4) Each of SC US (TTGP), Ltd., SC U.S. Venture XIV Management, L.P., SC U.S. Growth VI Management, L.P., SC U.S. Growth VII Management, L.P., SC Global Growth II Management, L.P., SCGGF III - U.S./India Management, L.P., Mr. Leone and Mr. Botha disclaims beneficial ownership of the shares held by SC USV XIV Holdco, the GFVI Funds, the GFVII Funds, the GGF II Funds, and the GGF III Funds except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2023-08-02 · Other · Disposed 933,966 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2023-08-02 · Other · Disposed 55,342 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2023-08-02 · Other · Disposed 1,281,580 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2023-08-02 · Other · Disposed 77,130 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2023-08-02 · Other · Disposed 27,704 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2023-08-02 · Other · Disposed 281,482 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. ("the GFVII Funds"), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., Sequoia Capital U.S. Venture XV Principals Fund, L.P. and Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P. ("the SC XV Funds").

F3: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVII Funds, and the SC XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2023-08-02 · Other · Disposed 226,414 · Balance 0

F1: Pursuant to an Agreement and Plan of Merger, dated as of May 25, 2023, by and among the Issuer, Applied Intuition, Inc., and Azara Merger Sub, Inc., at the effective time of the merger, each share of Class A common stock was cancelled and automatically converted into the right to receive an amount equal to $2.88 in cash, without interest.

F4: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Sequoia Grove Manager, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 1 · 2023-08-07 · Conversion · Acquired 172,543 · Balance 172,543

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 6 · 2023-08-07 · Other · Disposed 172,543 · Balance 0

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 2 · 2023-08-07 · Conversion · Acquired 16,037 · Balance 16,037

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 7 · 2023-08-07 · Other · Disposed 16,037 · Balance 0

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 3 · 2023-08-07 · Conversion · Acquired 1,502,245 · Balance 1,502,245

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 8 · 2023-08-07 · Other · Disposed 1,502,245 · Balance 0

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 4 · 2023-08-07 · Conversion · Acquired 235,707 · Balance 235,707

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 9 · 2023-08-07 · Other · Disposed 235,707 · Balance 0

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 5 · 2023-08-07 · Conversion · Acquired 47,589 · Balance 47,589

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 10 · 2023-08-07 · Other · Disposed 47,589 · Balance 0

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 11 · 2023-08-07 · Other · Disposed 146,968 · Balance 367,417

F1: Represents a pro rata in-kind distribution for no consideration of Class A Common Stock of the Issuer to partners or members of the applicable fund and includes subsequent distributions by general partners or managing members to their respective partners or members.

F5: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 13 · 2023-08-07 · Conversion · Disposed 172,543 · Balance 431,359

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 14 · 2023-08-07 · Conversion · Disposed 16,037 · Balance 40,093

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 15 · 2023-08-07 · Conversion · Disposed 1,502,245 · Balance 3,755,613

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 16 · 2023-08-07 · Conversion · Disposed 235,707 · Balance 589,268

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 17 · 2023-08-07 · Conversion · Disposed 47,589 · Balance 118,972

F4: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the Reporting Person's election and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 12 · Balance 32,746

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture 2010 Fund, L.P., Sequoia Capital U.S. Venture 2010 Partners Fund (Q), L.P., Sequoia Capital U.S. Venture 2010 Partners Fund, L.P. and Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., or collectively, the SC 2010 Funds. SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P., or collectively, the SC USGF VII Funds.

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share beneficial ownership with respect to the shares held by SC 2010 Funds and the SC USGF VII Funds. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 1 · 2018-10-09 · Conversion · Acquired 13,264 · Balance 29,162

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F2: This Form 4 is being amended to reflect the correct total number of shares of the Issuer's Common Stock held by Sandscape, LLC following the transactions reported herein.

F3: The shares are directly held by Sandscape, LLC. SC US (TTGP), Ltd. is the general partner of SC US Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., which is the managing member of Sequoia Capital Scout Fund II, L.L.C., which is the managing member of Sandscape, LLC. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by Sandscape, LLC. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2018-10-09 · Conversion · Acquired 5,564,701 · Balance 5,564,701

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2018-10-09 · Conversion · Acquired 1,402,994 · Balance 1,402,994

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2018-10-09 · Conversion · Acquired 233,832 · Balance 233,832

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2018-10-09 · Conversion · Acquired 508,497 · Balance 508,497

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2018-10-09 · Conversion · Acquired 44,866 · Balance 44,866

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2018-10-09 · Conversion · Disposed 13,264 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F3: The shares are directly held by Sandscape, LLC. SC US (TTGP), Ltd. is the general partner of SC US Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P., which is the managing member of Sequoia Capital Scout Fund II, L.L.C., which is the managing member of Sandscape, LLC. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by Sandscape, LLC. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2018-10-09 · Conversion · Disposed 5,564,701 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2018-10-09 · Conversion · Disposed 1,402,994 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 10 · 2018-10-09 · Conversion · Disposed 233,832 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · 2018-10-09 · Conversion · Disposed 508,497 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · 2018-10-09 · Conversion · Disposed 44,866 · Balance 0

F1: The shares of Preferred Stock automatically converted into shares of the Issuer's Common Stock at the then-effective conversion rate for no additional consideration (subject to the payment of cash in lieu of any fractional shares in accordance with the Certificate of Incorporation) immediately prior to the consummation of the Issuer's initial public offering, and have no expiration date.

F4: The shares are directly held by Sequoia Capital USV XIV Holdco, Ltd., or SC USV XIV Holdco. SC US (TTGP), Ltd. is the general partner of SC U.S. Venture XIV Management, L.P., which is the general partner of each of Sequoia Capital U.S. Venture Fund XIV, L.P., Sequoia Capital U.S. Venture Partners Fund XIV, L.P. and Sequoia Capital U.S. Venture Partners Fund XIV (Q), L.P., or collectively, the SC USV XIV Funds. The SC USV XIV Funds together own 100% of the outstanding ordinary shares of SC USV XIV Holdco. As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SC USV XIV Holdco. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2020-02-26 · Other · Disposed 18,364 · Balance 128,546

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, LP and Sequoia Capital USGF Principals Fund IV, LP (collectively, the "SC USGF IV Funds"). As a result, SC US (TTGP), Ltd. and SCGF IV Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF IV Funds. Each of SC US (TTGP), Ltd. and SCGF IV Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF IV Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2020-02-28 · Other · Disposed 18,364 · Balance 110,182

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, LP and Sequoia Capital USGF Principals Fund IV, LP (collectively, the "SC USGF IV Funds"). As a result, SC US (TTGP), Ltd. and SCGF IV Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF IV Funds. Each of SC US (TTGP), Ltd. and SCGF IV Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF IV Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2020-02-26 · Other · Disposed 443,151 · Balance 3,102,060

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, LP and Sequoia Capital USGF Principals Fund IV, LP (collectively, the "SC USGF IV Funds"). As a result, SC US (TTGP), Ltd. and SCGF IV Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF IV Funds. Each of SC US (TTGP), Ltd. and SCGF IV Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF IV Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2020-02-28 · Other · Disposed 443,151 · Balance 2,658,909

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, LP and Sequoia Capital USGF Principals Fund IV, LP (collectively, the "SC USGF IV Funds"). As a result, SC US (TTGP), Ltd. and SCGF IV Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF IV Funds. Each of SC US (TTGP), Ltd. and SCGF IV Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF IV Funds, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2020-02-26 · Other · Disposed 156,323 · Balance 1,005,099

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP ("SC USGF V") and Sequoia Capital USGF Principals Fund V, L.P. (together, the "SC USGF V Funds"), which together own 100% of the outstanding shares of SC US GF V Holdings, Ltd ("SC USGF V Holdco"). As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF V Funds and SC USGF V Holdco. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF V Funds and SC USGF V Holdco, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2020-02-28 · Other · Disposed 156,323 · Balance 848,776

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP ("SC USGF V") and Sequoia Capital USGF Principals Fund V, L.P. (together, the "SC USGF V Funds"), which together own 100% of the outstanding shares of SC US GF V Holdings, Ltd ("SC USGF V Holdco"). As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF V Funds and SC USGF V Holdco. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF V Funds and SC USGF V Holdco, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · Balance 89,162

F3: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP ("SC USGF V") and Sequoia Capital USGF Principals Fund V, L.P. (together, the "SC USGF V Funds"), which together own 100% of the outstanding shares of SC US GF V Holdings, Ltd ("SC USGF V Holdco"). As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC USGF V Funds and SC USGF V Holdco. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the shares held by the SC USGF V Funds and SC USGF V Holdco, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2017-05-24 · Sale · Disposed 404,414 · Balance 7,175,634

F1: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2017-05-24 · Sale · Disposed 43,222 · Balance 766,910

F1: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2017-05-24 · Sale · Disposed 15,133 · Balance 268,500

F1: SC XII Management, LLC ("SC XII Management") is the general partner of Sequoia Capital XII, L.P. and Sequoia Technology Partners XII, L.P. and is the managing member of Sequoia Capital XII Principals Fund, LLC. As a result, SC XII Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital XII, L.P., Sequoia Technology Partners XII, L.P. and Sequoia Capital XII Principals Fund, LLC. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2017-05-24 · Sale · Disposed 35,660 · Balance 632,728

F2: SC US (TTGP), Ltd. ("SC TTGP") is the general partner of SCGF IV Management, L.P. ("SCGF IV Management"), which is the general partner of Sequoia Capital US Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P. As a result, SC TTGP and SCGF IV Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital US Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P. Each of the filing persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2017-05-24 · Sale · Disposed 1,571 · Balance 27,875

F2: SC US (TTGP), Ltd. ("SC TTGP") is the general partner of SCGF IV Management, L.P. ("SCGF IV Management"), which is the general partner of Sequoia Capital US Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P. As a result, SC TTGP and SCGF IV Management may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital US Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P. Each of the filing persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2026-08-10 · Other · Disposed 5,203,747 · Balance 15,007,977

F1: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2026-08-10 · Other · Disposed 924,221 · Balance 2,184,747

F1: Represents a pro rata in-kind distribution of shares of Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · Balance 1,000,000

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · Balance 2,150,331

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · Balance 351,374

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · Balance 1,217,532

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P., or GGF III; (ii) the general partner of SCGGF III - U.S./India Management, L.P., or GGF III US IND MGMT; (iii) the general partner of SC US/E Expansion Fund I Management, L.P., which is the general partner of Sequoia Capital US/E Expansion Fund I, L.P., collectively, the EXP I Funds; (iv) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP, or SCF and the managing member of Sequoia Capital Fund Parallel, LLC, or SCFP, collectively, the SCF Funds.

F3: (Continue from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds. Each of such reporting persons disclaims beneficial ownership of the shares held by GGF III, GGFIII US IND MGMT, the EXP I Funds and the SCF Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · Balance 84,108

F4: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC and the general partner of Sequoia Grove UK, L.P. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC and Sequoia Grove UK, L.P. Each of Sequoia Grove Manager, LLC, Sequoia Grove II, LLC and Sequoia Grove UK, L.P. disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC or Sequoia Grove UK, L.P. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 8 · Balance 1,389

F4: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC and the general partner of Sequoia Grove UK, L.P. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC and Sequoia Grove UK, L.P. Each of Sequoia Grove Manager, LLC, Sequoia Grove II, LLC and Sequoia Grove UK, L.P. disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC or Sequoia Grove UK, L.P. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 1 · 2021-10-29 · Disposition to issuer · Disposed 18,203,774 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F2: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP and Sequoia Capital USGF Principals Fund V, L.P., or collectively, the SC US GF V Funds, which together own 100% of the outstanding shares of SC US GF V Holdings, Ltd. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by SC US GF V Holdings, Ltd. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by SC US GF V Holdings, Ltd. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2021-10-29 · Disposition to issuer · Disposed 6,801,123 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VI Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Each of SC US (TTGP), Ltd. and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2021-10-29 · Disposition to issuer · Disposed 486,555 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VI Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Each of SC US (TTGP), Ltd. and SC U.S. Growth VI Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2021-10-29 · Disposition to issuer · Disposed 6,982,507 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F4: SC US (TTGP), Ltd. is the general partner of SCGGF Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP. As a result, SC US (TTGP), Ltd. and SCGGF Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP. Voting and disposition decisions at SC US (TTGP), Ltd. with respect to the shares held by the SC GGF Funds are made by an investment committee consisting of Messrs. Douglas Leone and James J. Goetz. Each of SC US (TTGP), Ltd., SCGGF Management, L.P., Mr. Leone and Mr. Goetz disclaims beneficial ownership of the securities held by Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP except to the extent of its pecuniary interest therein,

F5: (Continued from footnote 5) and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2021-10-29 · Disposition to issuer · Disposed 253,230 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F4: SC US (TTGP), Ltd. is the general partner of SCGGF Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP. As a result, SC US (TTGP), Ltd. and SCGGF Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP. Voting and disposition decisions at SC US (TTGP), Ltd. with respect to the shares held by the SC GGF Funds are made by an investment committee consisting of Messrs. Douglas Leone and James J. Goetz. Each of SC US (TTGP), Ltd., SCGGF Management, L.P., Mr. Leone and Mr. Goetz disclaims beneficial ownership of the securities held by Sequoia Capital Global Growth Fund, LP and Sequoia Capital Global Growth Principals Fund, LP except to the extent of its pecuniary interest therein,

F5: (Continued from footnote 5) and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2021-10-29 · Disposition to issuer · Disposed 1,425 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F6: SC US SSF 2013 (TTGP), L.L.C. is the general partner of SC U.S. Scout Seed Fund 2013 Management, L.P., which is the general partner of Sequoia Capital U.S. Scout Seed Fund 2013, L.P., which wholly owns Sequoia Capital U.S. Scout Fund IV, L.L.C., which in turn wholly owns Denarvor, L.L.C. As a result, SC US SSF 2013 (TTGP), L.L.C. and SC U.S. Scout Seed Fund 2013 Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Denarvor, L.L.C. Each of SC US SSF 2013 (TTGP), L.L.C. and SC U.S. Scout Seed Fund 2013 Management, L.P. disclaims beneficial ownership of the securities held by Denarvor, L.L.C. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2021-10-29 · Disposition to issuer · Disposed 3,621,345 · Balance 0

F1: Pursuant to the Agreement and Plan of Merger between the Issuer, Project Metal Parent, LLC and Project Metal Merger Sub, Inc. dated July 25, 2021, each share of issued and outstanding Issuer common stock was cancelled and converted into the right to receive $34.00 in cash

F7: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 1 · 2019-06-10 · Conversion · Acquired 846,821 · Balance 846,821

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2019-06-10 · Other · Disposed 846,821 · Balance 0

F3: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2019-06-10 · Conversion · Acquired 37,310 · Balance 37,310

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2019-06-10 · Other · Disposed 37,310 · Balance 0

F3: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2019-06-10 · Conversion · Acquired 744,271 · Balance 744,271

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2019-06-10 · Other · Disposed 744,271 · Balance 0

F3: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2019-06-10 · Conversion · Acquired 81,790 · Balance 81,790

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2019-06-10 · Other · Disposed 81,790 · Balance 0

F3: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2019-06-10 · Conversion · Acquired 16,514 · Balance 16,514

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 10 · 2019-06-10 · Other · Disposed 16,514 · Balance 0

F3: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · 2019-06-10 · Conversion · Disposed 846,821 · Balance 1,693,640

F4: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · 2019-06-10 · Conversion · Disposed 37,310 · Balance 74,620

F4: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 13 · 2019-06-10 · Conversion · Disposed 744,271 · Balance 1,488,543

F4: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 14 · 2019-06-10 · Conversion · Disposed 81,790 · Balance 163,578

F4: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 15 · 2019-06-10 · Conversion · Disposed 16,514 · Balance 33,029

F4: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2017-11-14 · Other · Disposed 563,332 · Balance 1,689,996

F1: Represents a pro rata in-kind distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC XI Management, LLC ("SC XI Management") is the general partner of Sequoia Capital XI, L.P. ("SC XI") and Sequoia Technology Partners XI, L.P. ("STP XI"), and the managing member of Sequoia Capital XI Principals Fund, LLC ("SC XI PF"). Douglas Leone and Michael Moritz are the managing members of SC XI Management. As a result, each of Messrs. Leone and Moritz and SC XI Management may be deemed to share voting and dispositive power with respect to the shares held by SC XI, STP XI and SC XI PF. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2017-11-14 · Other · Disposed 61,285 · Balance 183,856

F1: Represents a pro rata in-kind distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC XI Management, LLC ("SC XI Management") is the general partner of Sequoia Capital XI, L.P. ("SC XI") and Sequoia Technology Partners XI, L.P. ("STP XI"), and the managing member of Sequoia Capital XI Principals Fund, LLC ("SC XI PF"). Douglas Leone and Michael Moritz are the managing members of SC XI Management. As a result, each of Messrs. Leone and Moritz and SC XI Management may be deemed to share voting and dispositive power with respect to the shares held by SC XI, STP XI and SC XI PF. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2017-11-14 · Other · Disposed 17,793 · Balance 53,380

F1: Represents a pro rata in-kind distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC XI Management, LLC ("SC XI Management") is the general partner of Sequoia Capital XI, L.P. ("SC XI") and Sequoia Technology Partners XI, L.P. ("STP XI"), and the managing member of Sequoia Capital XI Principals Fund, LLC ("SC XI PF"). Douglas Leone and Michael Moritz are the managing members of SC XI Management. As a result, each of Messrs. Leone and Moritz and SC XI Management may be deemed to share voting and dispositive power with respect to the shares held by SC XI, STP XI and SC XI PF. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2017-11-14 · Other · Disposed 468,048 · Balance 1,279,816

F1: Represents a pro rata in-kind distribution of Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. ("SC US TTGP") is the general partner of SCGF V Management, L.P. ("GF V Management"), which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. ("SC Growth") and Sequoia Capital USGF Principals Fund V, L.P. ("SC USGF"). SC Growth and SC USGF together own 100% of the outstanding ordinary shares of SC US GF V Holdings, Ltd. ("SC Holdings"). As a result, SC US TTGP, SC Growth, SC USGF and GF V Management may be deemed to share voting and dispositive power with respect to the shares held by SC Holdings. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · Balance 124,327

F4: SC US TTGP is the general partner of GF V Management, which is the general partner of SC Growth. As a result, SC US TTGP and GF V Management may be deemed to share voting and dispositive power with respect to the shares held by SC Growth. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2018-01-12 · Conversion · Acquired 2,071,223 · Balance 2,071,223

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2018-01-12 · Other · Disposed 2,071,223 · Balance 0

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2018-01-12 · Conversion · Acquired 1,318,174 · Balance 1,318,174

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2018-01-12 · Other · Disposed 1,318,174 · Balance 0

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2018-01-12 · Conversion · Acquired 66,026 · Balance 66,026

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2018-01-12 · Other · Disposed 66,026 · Balance 0

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2018-01-12 · Conversion · Disposed 2,071,223 · Balance 2,071,224

F3: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2018-01-12 · Conversion · Disposed 1,318,174 · Balance 1,318,172

F3: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2018-01-12 · Conversion · Disposed 66,026 · Balance 66,028

F3: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. together own 100% of the outstanding shares held by SC US GF V Holdings, Ltd. SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund V, L.P. and Sequoia Capital USGF Principals Fund V, L.P. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2021-05-27 · Other · Disposed 1,886,482 · Balance 4,404,978

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2021-05-27 · Other · Disposed 1,998,728 · Balance 8,214,320

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2021-05-27 · Other · Disposed 945,811 · Balance 2,209,005

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2021-05-27 · Other · Disposed 163,255 · Balance 381,209

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members.

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2021-05-27 · Other · Acquired 1,012,117 · Balance 1,012,117

F1: Represents a distribution of Class A Common Stock of the Issuer to partners or members.

F5: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 6 · Balance 409,424

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · Balance 5,944

F2: SC US (TTGP), Ltd. is (i) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners' L.P. (GGF III);(ii) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI,L.P. and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (collectively the GFVI Funds); and (iii) the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, L.P. and Sequoia Capital U.S. Growth VII Principals Fund, L.P. (collectively, the GFVII Funds).

F3: (Continued from Footnote 2) As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GGF III, the GFVI Funds, and the GFVII Funds. SCGF III Management, LLC is a general partner of Sequoia Capital Growth Fund III, L.P., and, as a result, SCGF III Management, LLC may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital Growth Fund III, L.P. The directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of Douglas Leone, Roelof Botha, SC US (TTGP), Ltd.,

F4: (Continued from Footnote 3) SCGGF III - Endurance Partners Management, L.P., SC U.S. Growth VI Management, L.P. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the shares held by GGF III, the GFVI Funds and GFVII Funds, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes. SCGF III Management, LLC disclaims beneficial ownership of the shares held by Sequoia Capital Growth Fund III, L.P., except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2024-05-14 · Other · Disposed 6,019,273 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2024-05-14 · Other · Disposed 915,328 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2024-05-14 · Other · Disposed 320,464 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2024-05-14 · Other · Disposed 3,933,670 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2024-05-14 · Other · Disposed 142,661 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2024-05-14 · Other · Disposed 4,501,181 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2024-05-14 · Other · Disposed 1,684,939 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2024-05-14 · Other · Disposed 120,542 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F2: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VI Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VI, L.P. (GFVI) and Sequoia Capital U.S. Growth VI Principals Fund, L.P. (GFVI PF) (collectively, the GFVI Funds); (ii) the general partner of SCGGF Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund, LP (GGF) and Sequoia Capital Global Growth Principals Fund, LP (GGF PF) (collectively, the GGF Funds); and (iii) the general partner of SCGGF III - Endurance Partners Management, L.P., which is the general partner of Sequoia Capital Global Growth Fund III - Endurance Partners, L.P. (GGF III). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by the GFVI Funds, GGF III and the GGF Funds. SC XII Management, LLC is the general partner of each of Sequoia Capital XII, L.P. (XII) and Sequoia Technology Partners XII, L.P.

F3: (continued from footnote 2) (STP XII), and the managing member of Sequoia Capital XII Principals Fund, LLC (XII PF) (collectively the XII Funds). As a result, and by virtue of the relationships described in this paragraph, SC XII Management, LLC may be deemed to share beneficial ownership with respect to the shares held by the XII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the GGF Funds are Douglas Leone and James Goetz, and the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to GGF III are Douglas Leone and Roelof Botha. By virtue of the relationships described in this paragraph, Douglas Leone and James Goetz may be deemed to share voting and dispositive power with respect to the shares held by the GGF Funds,

F4: (continued from footnote 3) and Douglas Leone and Roelof Botha may be deemed to share voting and dispositive power with respect to the shares held by GGF III. Each of the reporting persons disclaims beneficial ownership of the shares held by the XII Funds, the GFVI Funds, the GGF Funds, and GGF III, as applicable, except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2024-05-14 · Other · Disposed 777,578 · Balance 0

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F5: Sequoia Grove Manager, LLC is the manager of Sequoia Grove II, LLC. As a result, Sequoia Grove Manager, LLC may be deemed to share beneficial ownership with respect to the shares held by Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaims beneficial ownership of the shares held by Sequoia Grove II, LLC except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.

Row 10 · 2024-05-14 · Other · Acquired 12,695,003 · Balance 28,746,492

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F6: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP (SCF) and the managing member of Sequoia Capital Fund Parallel, LLC (SCFP). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · 2024-05-14 · Other · Acquired 1,479,681 · Balance 3,620,981

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F6: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP (SCF) and the managing member of Sequoia Capital Fund Parallel, LLC (SCFP). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · 2024-05-16 · Other · Disposed 2,311 · Balance 3,618,670

F1: Represents a pro rata distribution of Common Stock of the Issuer to partners or members of the applicable distributing fund for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members and, in certain cases, the contribution by such partners or members to the applicable recipient fund.

F6: SC US (TTGP), Ltd. is (i) the general partner of Sequoia Capital Fund Management, L.P., which is the general partner of Sequoia Capital Fund, LP (SCF) and the managing member of Sequoia Capital Fund Parallel, LLC (SCFP). As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by SCF and SCFP. Each of the reporting persons disclaims beneficial ownership of the shares held by SCF and SCFP except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 1 · 2020-03-05 · Conversion · Acquired 1,294,093 · Balance 1,294,093

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 2 · 2020-03-09 · Conversion · Acquired 1,294,093 · Balance 1,294,093

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 11 · 2020-03-05 · Other · Disposed 1,294,093 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 12 · 2020-03-09 · Other · Disposed 1,294,093 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 3 · 2020-03-05 · Conversion · Acquired 16,041 · Balance 16,041

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 4 · 2020-03-09 · Conversion · Acquired 16,041 · Balance 16,041

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 13 · 2020-03-05 · Other · Disposed 16,041 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 14 · 2020-03-09 · Other · Disposed 16,041 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 5 · 2020-03-05 · Conversion · Acquired 3,763,287 · Balance 3,763,287

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 6 · 2020-03-09 · Conversion · Acquired 3,763,287 · Balance 3,763,287

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 15 · 2020-03-05 · Other · Disposed 3,763,287 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 16 · 2020-03-09 · Other · Disposed 3,763,287 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 7 · 2020-03-05 · Conversion · Acquired 244,900 · Balance 244,900

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 8 · 2020-03-09 · Conversion · Acquired 244,900 · Balance 244,900

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 17 · 2020-03-05 · Other · Disposed 244,900 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 18 · 2020-03-09 · Other · Disposed 244,900 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 9 · 2020-03-05 · Conversion · Acquired 38,908 · Balance 38,908

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 10 · 2020-03-09 · Conversion · Acquired 38,908 · Balance 38,908

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 19 · 2020-03-05 · Other · Disposed 38,908 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 20 · 2020-03-09 · Other · Disposed 38,908 · Balance 0

F5: Represents a pro rata distribution of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent distributions by general partners or managing members to their respective partners or members.

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 21 · 2020-03-05 · Conversion · Disposed 1,294,093 · Balance 3,882,278

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 22 · 2020-03-09 · Conversion · Disposed 1,294,093 · Balance 2,588,185

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 23 · 2020-03-05 · Conversion · Disposed 16,041 · Balance 48,122

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 24 · 2020-03-09 · Conversion · Disposed 16,041 · Balance 32,081

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F1: SC US (TTGP), Ltd. is the general partner of SC Global Growth II Management, L.P., which is the general partner of each of Sequoia Capital Global Growth Fund II, L.P. and Sequoia Capital Global Growth II Principals Fund, L.P. or collectively, the SC GGFII Funds. As a result, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds. In addition, the directors and stockholders of SC US (TTGP), Ltd. who exercise voting and investment discretion with respect to the SC GGFII Funds are Messrs. Douglas M. Leone and Michael Abramson. As a result, and by virtue of the relationships described in this footnote, each such person may be deemed to share voting and dispositive power with respect to the shares held by the SC GGFII Funds.

F2: (Continued from footnote 1) Each of Messrs. Douglas M. Leone and Michael Abramson, SC US (TTGP), Ltd. and SC Global Growth II Management, L.P. disclaims beneficial ownership of the securities held by the SC GGFII Funds except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 25 · 2020-03-05 · Conversion · Disposed 3,763,287 · Balance 11,289,861

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 26 · 2020-03-09 · Conversion · Disposed 3,763,287 · Balance 7,526,574

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 27 · 2020-03-05 · Conversion · Disposed 244,900 · Balance 734,699

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 28 · 2020-03-09 · Conversion · Disposed 244,900 · Balance 489,799

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F3: SC US (TTGP), Ltd. is the general partner of SC U.S. Growth VII Management, L.P., which is the general partner of each of Sequoia Capital U.S. Growth Fund VII, LP and Sequoia Capital U.S. Growth VII Principals Fund, LP or collectively, the SC US GFVII Funds. As a result, SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by the SC US GFVII Funds. Each of SC US (TTGP), Ltd. and SC U.S. Growth VII Management, L.P. disclaims beneficial ownership of the securities held by the SC US GFVII Funds except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 29 · 2020-03-05 · Conversion · Disposed 38,908 · Balance 116,722

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

Row 30 · 2020-03-09 · Conversion · Disposed 38,908 · Balance 77,814

F6: Each share of Class B Common Stock is convertible at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon (a) other than Eric S. Yuan, the death of the Reporting Person, or (b) any transfer by the Reporting Person except certain "Permitted Transfers" described in the Issuer's certificate of incorporation. All outstanding shares of Class B Common Stock will convert into shares of Class A Common Stock upon the earliest of (i) six months following the death or incapacity of Mr. Yuan, (ii) six months following the date that Mr. Yuan ceases providing services to the Issuer, (iii) the date specified by the holders of a majority of the shares of Class B Common Stock and (iv) the 15-year anniversary of the closing of the Issuer's initial public offering.

F4: SC US (TTGP), Ltd. is the general partner of SCGF V Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund V, LP. As a result, SC US (TTGP), Ltd. and SCGF V Management, L.P. may be deemed to share voting and dispositive power with respect to the shares held by Sequoia Capital U.S. Growth Fund V, LP. Each of SC US (TTGP), Ltd. and SCGF V Management, L.P. disclaims beneficial ownership of the securities held by Sequoia Capital U.S. Growth Fund V, LP. except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.