SMRT

SEC source: 0001209191-22-046690 · doc4.xml · nonDerivative · entry 1

Best Robert T. · CIK 0001578516 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Best Family Trust est. October 2, 2001

Disclosed balance after: 4,905,222

SEC source: 0000899243-22-028424 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,630,624

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.52 to $5.81, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 9, 2022, August 10, 2022 and August 11, 2022, BCV Fund 2019 sold 44,756, 58,285 and 83,271 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 1,721, 2,242 and 3,203 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,092,976 and 657,429 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 9, 2022, August 10, 2022 and August 11, 2022, BCIP Venture II sold 4,553, 5,930 and 8,472 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 370, 482 and 688 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,738,946 and 141,273 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-028424 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,726,258

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.34 to $5.61, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 9, 2022, August 10, 2022 and August 11, 2022, BCV Fund 2019 sold 44,756, 58,285 and 83,271 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 1,721, 2,242 and 3,203 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,092,976 and 657,429 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 9, 2022, August 10, 2022 and August 11, 2022, BCIP Venture II sold 4,553, 5,930 and 8,472 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 370, 482 and 688 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,738,946 and 141,273 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-028424 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,793,197

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.05 to $5.35, inclusive. The reporting persons undertake to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 9, 2022, August 10, 2022 and August 11, 2022, BCV Fund 2019 sold 44,756, 58,285 and 83,271 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 1,721, 2,242 and 3,203 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,092,976 and 657,429 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 9, 2022, August 10, 2022 and August 11, 2022, BCIP Venture II sold 4,553, 5,930 and 8,472 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 370, 482 and 688 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,738,946 and 141,273 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-028032 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,844,597

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.45 to $5.90, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 4, 2022, August 5, 2022 and August 8, 2022, BCV Fund 2019 sold 60,166, 67,083 and 65,392 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,314, 2,580 and 2,515 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,279,288 and 664,595 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 4, 2022, August 5, 2022 and August 8, 2022, BCIP Venture II sold 6,121, 6,825 and 6,653 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 497, 554 and 540 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,757,901 and 142,813 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-028032 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,919,697

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.51 to $5.81, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 4, 2022, August 5, 2022 and August 8, 2022, BCV Fund 2019 sold 60,166, 67,083 and 65,392 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,314, 2,580 and 2,515 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,279,288 and 664,595 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 4, 2022, August 5, 2022 and August 8, 2022, BCIP Venture II sold 6,121, 6,825 and 6,653 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 497, 554 and 540 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,757,901 and 142,813 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-028032 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 19,996,739

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.49 to $5.775, inclusive. The reporting persons undertake to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 4, 2022, August 5, 2022 and August 8, 2022, BCV Fund 2019 sold 60,166, 67,083 and 65,392 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,314, 2,580 and 2,515 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,279,288 and 664,595 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 4, 2022, August 5, 2022 and August 8, 2022, BCIP Venture II sold 6,121, 6,825 and 6,653 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 497, 554 and 540 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,757,901 and 142,813 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-027658 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,065,837

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.48 to $5.80, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 1, 2022, August 2, 2022 and August 3, 2022, BCV Fund 2019 sold 85,601, 47,088 and 60,800 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 3,292, 1,811 and 2,338 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,471,929 and 672,004 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 1, 2022, August 2, 2022 and August 3, 2022, BCIP Venture II sold 8,708, 4,790 and 6,185 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 707, 389 and 502 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,777,500 and 1444,404 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001209191-22-044443 · doc4.xml · nonDerivative · entry 5

TUOMI FREDERICK C · CIK 0001221308 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · FCT Fund, Ltd.

Disclosed balance after: 482,476

F4 · kind: Pro rata distribution from RET Ventures SPV, I, L.P. of which the reporting person is a non-managing limited partner.

F5 · shares: Shares received as a distribution from RET Ventures SPV I, L.P.

SEC source: 0001209191-22-044443 · doc4.xml · nonDerivative · entry 4

TUOMI FREDERICK C · CIK 0001221308 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · FCT Fund, Ltd.

Disclosed balance after: 471,027

F1 · kind: Pro rata distribution from RETV GP, LLC of which the reporting person is a non-managing limited partner.

F2 · shares: Shares received as a distribution from RETV GP, LLC

SEC source: 0001209191-22-044443 · doc4.xml · nonDerivative · entry 2

TUOMI FREDERICK C · CIK 0001221308 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,235

F1 · kind: Pro rata distribution from RETV GP, LLC of which the reporting person is a non-managing limited partner.

F2 · shares: Shares received as a distribution from RETV GP, LLC

F3 · balance_after: The total shares reported have been adjusted due to clerical error.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 17

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 452,447

F20 · kind: Represents receipt of shares in the distributions in kind described in footnotes (16) and (19).

F22 · ownership.direct: Shares are held directly by Christopher Yip.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 16

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,326,957

F20 · kind: Represents receipt of shares in the distributions in kind described in footnotes (16) and (19).

F21 · ownership.direct: Shares are held directly by John Helm.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 15

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By RETV GP II, LLC

Disclosed balance after: 0

F19 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET GP II to its members without additional consideration.

F18 · ownership.nature: Shares are held directly by RETV GP II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over these shares. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 14

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By RETV GP II, LLC

Disclosed balance after: 2,272

F17 · kind: Represents receipt of shares in the distribution in kind described in footnote (12).

F18 · ownership.nature: Shares are held directly by RETV GP II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over these shares. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 13

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By RETV GP, LLC

Disclosed balance after: 0

F16 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET GP I to its members without additional consideration.

F15 · ownership.nature: Shares are held directly by RET GP I. John Helm is the Managing Director of RET GP I and may be deemed to share voting and investment power over these shares. Mr. Helm disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 12

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By RETV GP, LLC

Disclosed balance after: 757,453

F14 · kind: Represents receipt of shares in the distributions in kind described in footnotes (1), (9) and (11).

F15 · ownership.nature: Shares are held directly by RET GP I. John Helm is the Managing Director of RET GP I and may be deemed to share voting and investment power over these shares. Mr. Helm disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 11

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures Associates II, L.P.

Disclosed balance after: 5,874

F13 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Associates II to its limited partners without additional consideration.

F8 · ownership.nature: Shares are held directly by Real Estate Technology Ventures Associates II, L.P. ("RET Associates II"). RETV GP II is the general partner of RET Associates II and may be deemed to beneficially own the shares held by RET Associates II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Associates II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 10

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures II, L.P.

Disclosed balance after: 251,928

F12 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Fund II to its general partner and limited partners without additional consideration.

F7 · ownership.nature: Shares are held directly by Real Estate Technology Ventures II, L.P. ("RET Fund II"). RETV GP II, LLC ("RET GP II") is the general partner of RET Fund II and may be deemed to beneficially own the shares held by RET Fund II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Fund II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 9

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures-A, L.P.

Disclosed balance after: 3,809,028

F11 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Fund I-A to its general partner and limited partners without additional consideration.

F6 · ownership.nature: Shares are held directly by Real Estate Technology Ventures-A, L.P. ("RET Fund I-A"). RET GP I is the general partner of RET Fund I-A and may be deemed to beneficially own the shares held by RET Fund I-A. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I-A. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 8

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures Associates, L.P.

Disclosed balance after: 289,379

F10 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Associates I to its limited partners without additional consideration.

F5 · ownership.nature: Shares are held directly by Real Estate Technology Ventures Associates, L.P. ("RET Associates I"). RET GP I is the general partner of RET Associates I and may be deemed to beneficially own the shares held by RET Associates I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Associates I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 7

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures, L.P.

Disclosed balance after: 16,571,480

F9 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Fund I to its general partner and limited partners without additional consideration.

F4 · ownership.nature: Shares are held directly by Real Estate Technology Ventures, L.P. ("RET Fund I"). RET GP I is the general partner of RET Fund I and may be deemed to beneficially own the shares held by RET Fund I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 6

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures Associates II, L.P.

Disclosed balance after: 11,152

F3 · kind: Represents receipt of shares in the distribution in kind described in footnote (1).

F8 · ownership.nature: Shares are held directly by Real Estate Technology Ventures Associates II, L.P. ("RET Associates II"). RETV GP II is the general partner of RET Associates II and may be deemed to beneficially own the shares held by RET Associates II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Associates II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 5

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures II, L.P.

Disclosed balance after: 479,164

F3 · kind: Represents receipt of shares in the distribution in kind described in footnote (1).

F7 · ownership.nature: Shares are held directly by Real Estate Technology Ventures II, L.P. ("RET Fund II"). RETV GP II, LLC ("RET GP II") is the general partner of RET Fund II and may be deemed to beneficially own the shares held by RET Fund II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Fund II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 4

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures-A, L.P.

Disclosed balance after: 4,539,285

F3 · kind: Represents receipt of shares in the distribution in kind described in footnote (1).

F6 · ownership.nature: Shares are held directly by Real Estate Technology Ventures-A, L.P. ("RET Fund I-A"). RET GP I is the general partner of RET Fund I-A and may be deemed to beneficially own the shares held by RET Fund I-A. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I-A. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 3

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures Associates, L.P.

Disclosed balance after: 344,462

F3 · kind: Represents receipt of shares in the distribution in kind described in footnote (1).

F5 · ownership.nature: Shares are held directly by Real Estate Technology Ventures Associates, L.P. ("RET Associates I"). RET GP I is the general partner of RET Associates I and may be deemed to beneficially own the shares held by RET Associates I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Associates I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 2

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Real Estate Technology Ventures, L.P.

Disclosed balance after: 19,729,950

F3 · kind: Represents receipt of shares in the distribution in kind described in footnote (1).

F4 · ownership.nature: Shares are held directly by Real Estate Technology Ventures, L.P. ("RET Fund I"). RET GP I is the general partner of RET Fund I and may be deemed to beneficially own the shares held by RET Fund I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0001209191-22-044569 · doc4.xml · nonDerivative · entry 1

RETV GP, LLC · CIK 0001856330 · 10% owner

Real Estate Technology Ventures, L.P. · CIK 0001714397 · 10% owner

Real Estate Technology Ventures Associates, L.P. · CIK 0001751501 · 10% owner

Real Estate Technology Ventures-A, L.P. · CIK 0001753629 · 10% owner

RET Ventures SPV I, L.P. · CIK 0001777256 · 10% owner

RETV GP II, LLC · CIK 0001856325 · 10% owner

Real Estate Technology Ventures II, L.P. · CIK 0001801595 · 10% owner

Real Estate Technology Ventures Associates II, L.P. · CIK 0001856320 · 10% owner

Yip Christopher J. · CIK 0001676868 · 10% owner

Helm John Hanson · CIK 0001915632 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By RET Ventures SPV I, L.P.

Disclosed balance after: 4,404,752

F1 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by RET Ventures SPV I, L.P. ("RET SPV I") to its general partner and limited partners without additional consideration.

F2 · ownership.nature: Shares are held directly by RET SPV I. RETV GP, LLC ("RET GP I") is the general partner of RET SPV I and may be deemed to beneficially own the shares held by RET SPV I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET SPV I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.

SEC source: 0000899243-22-027658 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,135,662

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.17 to $5.56, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 1, 2022, August 2, 2022 and August 3, 2022, BCV Fund 2019 sold 85,601, 47,088 and 60,800 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 3,292, 1,811 and 2,338 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,471,929 and 672,004 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 1, 2022, August 2, 2022 and August 3, 2022, BCIP Venture II sold 8,708, 4,790 and 6,185 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 707, 389 and 502 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,777,500 and 1444,404 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-027658 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,189,740

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.20 to $5.55, inclusive. The reporting persons undertake to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On August 1, 2022, August 2, 2022 and August 3, 2022, BCV Fund 2019 sold 85,601, 47,088 and 60,800 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 3,292, 1,811 and 2,338 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,471,929 and 672,004 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On August 1, 2022, August 2, 2022 and August 3, 2022, BCIP Venture II sold 8,708, 4,790 and 6,185 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 707, 389 and 502 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,777,500 and 1444,404 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-027094 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,288,048

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.36 to $5.71, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 27, 2022, July 28, 2022 and July 29, 2022, BCV Fund 2019 sold 69,676, 65,036 and 45,250 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,680, 2,501 and 1,740 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,665,418 and 679,445 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 27, 2022, July 28, 2022 and July 29, 2022, BCIP Venture II sold 7,089, 6,616 and 4,603 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 576, 538 and 374 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,797,183 and 146,002 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-027094 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,340,015

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.04 to $5.46, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 27, 2022, July 28, 2022 and July 29, 2022, BCV Fund 2019 sold 69,676, 65,036 and 45,250 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,680, 2,501 and 1,740 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,665,418 and 679,445 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 27, 2022, July 28, 2022 and July 29, 2022, BCIP Venture II sold 7,089, 6,616 and 4,603 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 576, 538 and 374 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,797,183 and 146,002 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-027094 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,414,706

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.86 to $5.10, inclusive. The reporting persons undertake to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 27, 2022, July 28, 2022 and July 29, 2022, BCV Fund 2019 sold 69,676, 65,036 and 45,250 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,680, 2,501 and 1,740 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,665,418 and 679,445 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 27, 2022, July 28, 2022 and July 29, 2022, BCIP Venture II sold 7,089, 6,616 and 4,603 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 576, 538 and 374 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,797,183 and 146,002 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-026782 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,494,727

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.60 to $4.82, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 22, 2022, July 25, 2022 and July 26, 2022, BCV Fund 2019 sold 5,821, 66,362 and 56,369 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 224, 2,552 and 2,168 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,845,380 and 686,366 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 22, 2022, July 25, 2022 and July 26, 2022, BCIP Venture II sold 592, 6,751 and 5,735 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 48, 548 and 466 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,815,491 and 147,490 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-026782 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,559,465

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.75 to $4.92, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 22, 2022, July 25, 2022 and July 26, 2022, BCV Fund 2019 sold 5,821, 66,362 and 56,369 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 224, 2,552 and 2,168 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,845,380 and 686,366 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 22, 2022, July 25, 2022 and July 26, 2022, BCIP Venture II sold 592, 6,751 and 5,735 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 48, 548 and 466 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,815,491 and 147,490 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-026782 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,635,678

F4 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $5.00 to $5.24, inclusive. The reporting persons undertake to provide to the Issuer, any securityholder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) through (6) to this Form 4.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 22, 2022, July 25, 2022 and July 26, 2022, BCV Fund 2019 sold 5,821, 66,362 and 56,369 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 224, 2,552 and 2,168 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,845,380 and 686,366 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 22, 2022, July 25, 2022 and July 26, 2022, BCIP Venture II sold 592, 6,751 and 5,735 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 48, 548 and 466 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,815,491 and 147,490 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-026501 · doc4.xml · nonDerivative · entry 3

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,642,363

F6 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.98 to $5.235, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 19, 2022, July 20, 2022 and July 21, 2022, BCV Fund 2019 sold 55,727, 99,307 and 59,965 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,143, 3,819 and 2,306 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,973,932 and 691,310 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 19, 2022, July 20, 2022 and July 21, 2022, BCIP Venture II sold 5,669, 10,103 and 6,101 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 461, 821 and 496 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,828,569 and 148,552 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-026501 · doc4.xml · nonDerivative · entry 2

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

Bain Capital Venture Fund 2019, L.P. · CIK 0001756817 · 10% owner

Bain Capital Venture Investors 2019, LLC · CIK 0001859037 · 10% owner

BCV 2019-MD Primary, L.P. · CIK 0001758684 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 20,711,231

F5 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.83 to $5.12, inclusive.

F1 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is the manager of Bain Capital Venture Investors 2019, LLC ("BCVI 2019"), which is the general partner of each of Bain Capital Venture Fund 2019, L.P. ("BCV Fund 2019") and BCV 2019-MD Primary, L.P. ("BCV MD Primary"). As a result, BCVI 2019 may be deemed to share voting and dispositive power with respect to the shares of the Issuer's Class A Common Stock held by BCV Fund 2019 and BCV MD Primary. BCVI 2019 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On July 19, 2022, July 20, 2022 and July 21, 2022, BCV Fund 2019 sold 55,727, 99,307 and 59,965 shares of the Issuer's Class A Common Stock, respectively, and BCV MD Primary sold 2,143, 3,819 and 2,306 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCV Fund 2019 and BCV MD Primary held 17,973,932 and 691,310 shares of the Issuer's Class A Common Stock, respectively.

F2 · ownership.nature: Boylston Coinvestors, LLC is the general partner of each of BCIP Venture Associates II, L.P. ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with BCV Fund 2019, BCV MD Primary and BCIP Venture II, the "Bain Capital Venture Entities"). On July 19, 2022, July 20, 2022 and July 21, 2022, BCIP Venture II sold 5,669, 10,103 and 6,101 shares of the Issuer's Class A Common Stock, respectively, and BCIP Venture II-B sold 461, 821 and 496 shares of the Issuer's Class A Common Stock, respectively. Following such sales, BCIP Venture II and BCIP Venture II-B held 1,828,569 and 148,552 shares of the Issuer's Class A Common Stock, respectively.

F3 · ownership.nature: The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal. As a result, BCVI and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. BCVI and Messrs. Salem and Agarwal disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001209191-22-042749 · doc4.xml · derivative · entry 3

Karren Mitch · CIK 0001879289 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,488

Underlying: Class A Common Stock · 6,105 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

F4 · derivative.expiration_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

SEC source: 0001209191-22-042749 · doc4.xml · nonDerivative · entry 2

Karren Mitch · CIK 0001879289 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,611

F3 · shares: Represents withholding of shares to pay tax liability incident to the vesting of Restricted Stock Units.

SEC source: 0001209191-22-042749 · doc4.xml · nonDerivative · entry 1

Karren Mitch · CIK 0001879289 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,409

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon vesting of Restricted Stock Units.

F2 · price: Each Restricted Stock Unit represents a contingent right to receive one share of the issuer's Class A Common Stock, par value $0.001 per share.

SEC source: 0001209191-22-042744 · doc4.xml · derivative · entry 3

Edmonds Christopher Jon · CIK 0001879021 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 755,579

Underlying: Class A Common Stock · 22,897 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

F4 · derivative.expiration_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

SEC source: 0001209191-22-042744 · doc4.xml · nonDerivative · entry 2

Edmonds Christopher Jon · CIK 0001879021 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,673

F3 · shares: Represents withholding of shares to pay tax liability incident to the vesting of Restricted Stock Units.

SEC source: 0001209191-22-042744 · doc4.xml · nonDerivative · entry 1

Edmonds Christopher Jon · CIK 0001879021 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 194,611

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon vesting of Restricted Stock Units.

F2 · price: Each Restricted Stock Unit represents a contingent right to receive one share of the issuer's Class A Common Stock, par value $0.001 per share.

SEC source: 0001209191-22-042740 · doc4.xml · derivative · entry 3

DeRose-Wilson Isaiah · CIK 0001879288 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,488

Underlying: Class A Common Stock · 6,105 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

F4 · derivative.expiration_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

SEC source: 0001209191-22-042740 · doc4.xml · nonDerivative · entry 2

DeRose-Wilson Isaiah · CIK 0001879288 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,611

F3 · shares: Represents withholding of shares to pay tax liability incident to the vesting of Restricted Stock Units.

SEC source: 0001209191-22-042740 · doc4.xml · nonDerivative · entry 1

DeRose-Wilson Isaiah · CIK 0001879288 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,409

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon vesting of Restricted Stock Units.

F2 · price: Each Restricted Stock Unit represents a contingent right to receive one share of the issuer's Class A Common Stock, par value $0.001 per share.

SEC source: 0001209191-22-042737 · doc4.xml · derivative · entry 3

Barnes Demetrios · CIK 0001879290 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,488

Underlying: Class A Common Stock · 6,105 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

F4 · derivative.expiration_date: The Restricted Stock Units vest as follows: one-fourth vested on April 19, 2022 with the remaining vesting in 1/48 equal monthly installments until vested in full.

SEC source: 0001209191-22-042737 · doc4.xml · nonDerivative · entry 2

Barnes Demetrios · CIK 0001879290 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,611

F3 · shares: Represents withholding of shares to pay tax liability incident to the vesting of Restricted Stock Units.

SEC source: 0001209191-22-042737 · doc4.xml · nonDerivative · entry 1

Barnes Demetrios · CIK 0001879290 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,409

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon vesting of Restricted Stock Units.

F2 · price: Each Restricted Stock Unit represents a contingent right to receive one share of the issuer's Class A Common Stock, par value $0.001 per share.