organization · Reporting owner

Accel X LP

Disclosed activity across 3 companies

Tapewire entity: 96095
SEC CIK: 0001419457

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Slack Technologies, Inc.WORK · Entity 137108	10% owner	April 15, 2020	April 17, 2020

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Slack Technologies, Inc.

Report date April 15, 2020 · Filed April 17, 2020

Jointly reported with ACCEL X STRATEGIC PARTNERS LP, Accel X Associates L.L.C., Accel Investors 2009 L.L.C.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Class A Common StockSEC Table I · non-derivative	Direct	986,370	Reported balance After 2020-04-15 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2020-04-15 · Other · Disposed 3,048,780 · Balance 986,370 F1: On April 15, 2020, Accel X L.P. distributed, for no consideration, 3,048,780 shares of Class A common stock of the Issuer (the "Accel X Shares") to its limited partners and to Accel X Associates L.L.C. ("Accel X GP"), the general partner of Accel X L.P., representing each such partner's pro rata interest in such Accel X Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Shares it received in the distribution by Accel X L.P. to its members, representing each such member's pro rata interest in such Accel X Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F2: These shares are held by Accel X L.P. Accel X GP is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose.
Class A Common StockSEC Table I · non-derivative	IndirectBy Accel X Strategic Partners L.P.	74,030	Reported balance After 2020-04-15 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2020-04-15 · Other · Disposed 228,820 · Balance 74,030 F3: On April 15, 2020, Accel X Strategic Partners L.P. distributed, for no consideration, 228,820 shares of Class A common stock of the Issuer (the "Accel X Strategic Shares") to its limited partners and to Accel X GP, the general partner of Accel X Strategic Partners L.P., representing each such partner's pro rata interest in such Accel X Strategic Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Strategic Shares it received in the distribution by Accel X Strategic Partners L.P. to its members, representing each such member's pro rata interest in such Accel X Strategic Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F4: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose.
Class A Common StockSEC Table I · non-derivative	IndirectBy Accel Investors 2009 L.L.C.	39,600	Reported balance After 2020-04-15 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2020-04-15 · Other · Disposed 122,400 · Balance 39,600 F5: On April 15, 2020, Accel Investors 2009 L.L.C. distributed, for no consideration, 122,400 shares of Class A common stock of the Issuer (the "Accel 2009 Shares") to its members, representing each such member's pro rata interest in such Accel 2009 Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F6: These shares are held by Accel Investors 2009 L.L.C.

Filing footnotes · ownership attribution and instrument terms

F1: On April 15, 2020, Accel X L.P. distributed, for no consideration, 3,048,780 shares of Class A common stock of the Issuer (the "Accel X Shares") to its limited partners and to Accel X Associates L.L.C. ("Accel X GP"), the general partner of Accel X L.P., representing each such partner's pro rata interest in such Accel X Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Shares it received in the distribution by Accel X L.P. to its members, representing each such member's pro rata interest in such Accel X Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F2: These shares are held by Accel X L.P. Accel X GP is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose.

F3: On April 15, 2020, Accel X Strategic Partners L.P. distributed, for no consideration, 228,820 shares of Class A common stock of the Issuer (the "Accel X Strategic Shares") to its limited partners and to Accel X GP, the general partner of Accel X Strategic Partners L.P., representing each such partner's pro rata interest in such Accel X Strategic Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Strategic Shares it received in the distribution by Accel X Strategic Partners L.P. to its members, representing each such member's pro rata interest in such Accel X Strategic Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F4: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose.

F5: On April 15, 2020, Accel Investors 2009 L.L.C. distributed, for no consideration, 122,400 shares of Class A common stock of the Issuer (the "Accel 2009 Shares") to its members, representing each such member's pro rata interest in such Accel 2009 Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F6: These shares are held by Accel Investors 2009 L.L.C.

Past disclosures · reporting ended (2)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Cloudera, Inc.

Report date October 02, 2017 · Filed October 04, 2017

Jointly reported with Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund Investors 2012 L.L.C., Accel Growth Fund II Associates L.L.C.

Section 16 reporting ended · disclosed 2017-10-04. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common StockSEC Table I · non-derivative	Direct	8,133,112	Reported balance After 2017-10-02 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2017-10-02 · Sale · Disposed 4,459,070 · Balance 8,133,112 F1: Accel X Associates L.L.C. is the general partner of Accel X L.P. and Accel X Strategic Partners L.P. and has the sole voting and investment power. F2: Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2008 L.L.C. and Accel X Associates L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel Investors 2008 L.L.C.	850,559	Reported balance After 2017-10-02 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2017-10-02 · Sale · Disposed 466,328 · Balance 850,559 F2: Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2008 L.L.C. and Accel X Associates L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel X Strategic Partners L.P.	616,315	Reported balance After 2017-10-02 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2017-10-02 · Sale · Disposed 337,900 · Balance 616,315 F1: Accel X Associates L.L.C. is the general partner of Accel X L.P. and Accel X Strategic Partners L.P. and has the sole voting and investment power. F2: Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2008 L.L.C. and Accel X Associates L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund II L.P.	1,949,426	Reported balance After 2017-10-02 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 4 · 2017-10-02 · Sale · Disposed 1,068,794 · Balance 1,949,426 F3: Accel Growth Fund II Associates L.L.C. ("AGF II Associates") is the general partner of Accel Growth Fund II L.P. ("AGF II") and Accel Growth Fund II Strategic Partners L.P. ("AGF II Strategic") and has the sole voting and investment power. F4: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF II Associates and Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund II Strategic Partners L.P.	141,150	Reported balance After 2017-10-02 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 5 · 2017-10-02 · Sale · Disposed 77,387 · Balance 141,150 F3: Accel Growth Fund II Associates L.L.C. ("AGF II Associates") is the general partner of Accel Growth Fund II L.P. ("AGF II") and Accel Growth Fund II Strategic Partners L.P. ("AGF II Strategic") and has the sole voting and investment power. F4: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF II Associates and Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund Investors 2012 L.L.C.	189,720	Reported balance After 2017-10-02 transaction · row 6 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 6 · 2017-10-02 · Sale · Disposed 104,016 · Balance 189,720 F4: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF II Associates and Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel Investors 2013 L.L.C.	0	Reported balance After 2017-10-02 transaction · row 7 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 7 · 2017-10-02 · Sale · Disposed 1,382 · Balance 0 F5: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2013 L.L.C. and Accel XI Associates L.L.C. and share voting and investment powers over such shares.
Common StockSEC Table I · non-derivative	IndirectBy Accel XI, L.P.	0	Reported balance After 2017-10-02 transaction · row 8 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 8 · 2017-10-02 · Sale · Disposed 13,007 · Balance 0 F5: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2013 L.L.C. and Accel XI Associates L.L.C. and share voting and investment powers over such shares. F6: Accel XI Associates L.L.C. is the General Partner of Accel XI, L.P. and Accel XI Strategic Partners L.P. and has the sole voting and investment power.
Common StockSEC Table I · non-derivative	IndirectBy Accel XI Strategic Partners L.P.	0	Reported balance After 2017-10-02 transaction · row 9 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 9 · 2017-10-02 · Sale · Disposed 978 · Balance 0 F5: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2013 L.L.C. and Accel XI Associates L.L.C. and share voting and investment powers over such shares. F6: Accel XI Associates L.L.C. is the General Partner of Accel XI, L.P. and Accel XI Strategic Partners L.P. and has the sole voting and investment power.

Filing footnotes · ownership attribution and instrument terms

F1: Accel X Associates L.L.C. is the general partner of Accel X L.P. and Accel X Strategic Partners L.P. and has the sole voting and investment power.

F2: Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2008 L.L.C. and Accel X Associates L.L.C. and share voting and investment powers over such shares.

F3: Accel Growth Fund II Associates L.L.C. ("AGF II Associates") is the general partner of Accel Growth Fund II L.P. ("AGF II") and Accel Growth Fund II Strategic Partners L.P. ("AGF II Strategic") and has the sole voting and investment power.

F4: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF II Associates and Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares.

F5: Andrew G. Braccia, Sameer K. Gandhi, Ping Li (who is a director of the Issuer), Tracy L. Sedlock and Richard P. Wong are the Managing Members of Accel Investors 2013 L.L.C. and Accel XI Associates L.L.C. and share voting and investment powers over such shares.

F6: Accel XI Associates L.L.C. is the General Partner of Accel XI, L.P. and Accel XI Strategic Partners L.P. and has the sole voting and investment power.

Couchbase, Inc.

Report date December 14, 2023 · Filed December 18, 2023

Jointly reported with ACCEL X STRATEGIC PARTNERS LP, Accel X Associates L.L.C., Accel Investors 2008 L.L.C., Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund II Associates L.L.C., Accel Growth Fund Investors 2013 L.L.C.

Section 16 reporting ended · disclosed 2023-12-18. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common StockSEC Table I · non-derivative	Direct	1,946,754	Reported balance After 2023-12-14 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2023-12-14 · Other · Disposed 423,600 · Balance 1,946,754 F1: On December 14, 2023, Accel X LP distributed, for no consideration, 423,600 shares of Common Stock of the Issuer (the "Accel X LP Shares") to its limited partners and general partner, which shares were further distributed, representing each such partner's pro rata interest in such Accel X LP Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.
Common StockSEC Table I · non-derivative	IndirectBy: Accel X Strategic Partners L.P.	147,515	Reported balance After 2023-12-14 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2023-12-14 · Other · Disposed 32,100 · Balance 147,515 F2: On December 14, 2023, Accel X Strategic Partners L.P. ("A10SP") distributed, for no consideration, 32,100 shares of Common Stock of the Issuer (the "A10SP Shares") to its limited partners and general partner, which shares were further distributed, representing each such partner's pro rata interest in such A10SP Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.
Common StockSEC Table I · non-derivative	IndirectBy: Accel Investors 2008 L.L.C.	203,580	Reported balance After 2023-12-14 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2023-12-14 · Other · Disposed 44,300 · Balance 203,580 F4: On December 14, 2023, Accel Investors 2008 L.L.C. ("AI08") distributed for no consideration 44,300 shares of Common Stock of the Issuer (the "AI08 Shares") to its limited partners, representing each such partner's pro rata interest in such AI08 Shares. All of the aforementioned distributions were made in accordance with the exceptions afforded by Rules 16a-13 and 16a-9 of the Securities and Exchange Act of 1934, as amended. F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.
Common StockSEC Table I · non-derivative	IndirectBy: Accel Growth Fund II L.P.	2,022,312	Reported balance Holding disclosure · report date 2023-12-14 · row 4 Holding and transaction disclosures are not merged. 1 source row Row 4 · Balance 2,022,312 F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.
Common StockSEC Table I · non-derivative	IndirectBy: Accel Growth Fund II Strategic Partners L.P.	146,484	Reported balance Holding disclosure · report date 2023-12-14 · row 5 Holding and transaction disclosures are not merged. 1 source row Row 5 · Balance 146,484 F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.
Common StockSEC Table I · non-derivative	IndirectBy: Accel Growth Fund Investors 2013 L.L.C.	217,110	Reported balance Holding disclosure · report date 2023-12-14 · row 6 Holding and transaction disclosures are not merged. 1 source row Row 6 · Balance 217,110 F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.

Filing footnotes · ownership attribution and instrument terms

F1: On December 14, 2023, Accel X LP distributed, for no consideration, 423,600 shares of Common Stock of the Issuer (the "Accel X LP Shares") to its limited partners and general partner, which shares were further distributed, representing each such partner's pro rata interest in such Accel X LP Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F2: On December 14, 2023, Accel X Strategic Partners L.P. ("A10SP") distributed, for no consideration, 32,100 shares of Common Stock of the Issuer (the "A10SP Shares") to its limited partners and general partner, which shares were further distributed, representing each such partner's pro rata interest in such A10SP Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3: Accel X Associates L.L.C. ("A10A") is the General Partner of both Accel X L.P. and Accel X Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock and Richard P. Wong are the Managing Members of A10A and Accel Investors 2008 L.L.C., and therefore share the voting and investment powers. Accel Growth Fund II Associates L.L.C., or AGF2A, is the General Partner of both Accel Growth Fund II L.P. and Accel Growth Fund II Strategic Partners L.P., and has the sole voting and investment power. Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan J. Sweeney and Richard P. Wong are the Managing Members of AGF2A and Accel Growth Fund Investors 2013 L.L.C. and share such powers. Each person disclaims beneficial ownership except to the extent of their pecuniary interest therein. The address for all Accel entities listed above is 500 University Avenue, Palo Alto, California 94301.

F4: On December 14, 2023, Accel Investors 2008 L.L.C. ("AI08") distributed for no consideration 44,300 shares of Common Stock of the Issuer (the "AI08 Shares") to its limited partners, representing each such partner's pro rata interest in such AI08 Shares. All of the aforementioned distributions were made in accordance with the exceptions afforded by Rules 16a-13 and 16a-9 of the Securities and Exchange Act of 1934, as amended.

Transaction history

JSON API

Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
October 11, 2019 Filed Oct 15, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	4,483,500	$0.00	$0.00	Disclosure SEC source: 0000899243-19-025587 · doc4.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 F3 · kind: On October 11, 2019, Accel X L.P. distributed, for no consideration, 4,483,500 shares of Class A common stock of the Issuer (the "Accel X Shares") to its limited partners and to Accel X GP, the general partner of Accel X L.P., representing each such partner's pro rata interest in such Accel X Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Shares it received in the distribution by Accel X L.P. to its members, representing each such member's pro rata interest in such Accel X Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F2 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
October 11, 2019 Filed Oct 15, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	4,483,500	$0.00	$0.00	Disclosure SEC source: 0000899243-19-025587 · doc4.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 4,483,500 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	193,627	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · derivative · entry 9 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 1,871,490 Underlying: Class A Common Stock · 193,627 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	361,977	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · derivative · entry 8 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P Disclosed balance after: 3,498,640 Underlying: Class A Common Stock · 361,977 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	4,823,070	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · derivative · entry 7 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 46,615,170 Underlying: Class A Common Stock · 4,823,070 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	216,000	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 6 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 0 F7 · kind: On July 11, 2019, Accel Investors 2009 L.L.C. distributed, for no consideration, 216,000 shares of Class A common stock of the Issuer (the "Accel 2009 Shares") to its members, representing each such member's pro rata interest in such Accel 2009 Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	193,627	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 5 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 216,000 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	403,800	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 4 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 0 F5 · kind: On July 11, 2019, Accel X Strategic Partners L.P. distributed, for no consideration, 403,800 shares of Class A common stock of the Issuer (the "Accel X Strategic Shares") to its limited partners and to Accel X GP, the general partner of Accel X Strategic Partners L.P., representing each such partner's pro rata interest in such Accel X Strategic Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel X Strategic Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	361,977	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 3 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 403,800 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	5,380,200	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 F3 · kind: On July 11, 2019, Accel X L.P. distributed, for no consideration, 5,380,200 shares of Class A common stock of the Issuer (the "Accel X Shares") to its limited partners and to Accel X GP, the general partner of Accel X L.P., representing each such partner's pro rata interest in such Accel X Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Shares it received in the distribution by Accel X L.P. to its members, representing each such member's pro rata interest in such Accel X Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F2 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
July 11, 2019 Filed Jul 15, 2019 18:05 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	4,823,070	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008759 · wf-form4_156322830061960.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 5,380,200 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	360,000	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 9 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 22,373 F7 · kind: On June 20, 2019, Accel Investors 2009 L.L.C. distributed, for no consideration, 360,000 shares of Class A common stock of the Issuer (the "Accel 2009 Shares") to its members, representing each such member's pro rata interest in such Accel 2009 Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	36,000	$40.76	$1,467,360.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 8 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 382,373 F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $41.05. The reporting persons undertake to provide to the Issuer, any security holder 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 range set forth in this footnote. F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	270,000	$38.50	$10,395,000.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 7 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 418,373 F6 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	673,000	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 6 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 41,823 F5 · kind: On June 20, 2019, Accel X Strategic Partners L.P. distributed, for no consideration, 673,000 shares of Class A common stock of the Issuer (the "Accel X Strategic Shares") to its limited partners and to Accel X GP, the general partner of Accel X Strategic Partners L.P., representing each such partner's pro rata interest in such Accel X Strategic Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel X Strategic Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	67,300	$40.76	$2,743,148.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 5 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 714,823 F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $41.05. The reporting persons undertake to provide to the Issuer, any security holder 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 range set forth in this footnote. F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	504,750	$38.50	$19,432,875.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 4 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 782,123 F4 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	8,967,000	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 3 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 557,130 F3 · kind: On June 20, 2019, Accel X L.P. distributed, for no consideration, 8,967,000 shares of Class A common stock of the Issuer (the "Accel X Shares") to its limited partners and to Accel X GP, the general partner of Accel X L.P., representing each such partner's pro rata interest in such Accel X Shares. On the same date, Accel X GP distributed, for no consideration, the Accel X Shares it received in the distribution by Accel X L.P. to its members, representing each such member's pro rata interest in such Accel X Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended. F1 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	896,700	$40.76	$36,549,492.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 9,524,130 F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $41.05. The reporting persons undertake to provide to the Issuer, any security holder 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 range set forth in this footnote. F1 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 20, 2019 Filed Jun 24, 2019 20:52 UTC	Slack Technologies, Inc. WORK · Entity 137108	SaleClass A Common Stock	6,725,250	$38.50	$258,922,125.00	Disclosure SEC source: 0001628280-19-008300 · wf-form4_156142396022444.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,420,830 F1 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. ("Accel X GP") is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, the "Accel X Entities"). Accel X GP has sole voting and dispositive power with regard to the shares held by the Accel X Entities. Accel X GP disclaims Section 16 beneficial ownership over the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for Section 16 or any other purpose. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	58,325	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 12 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund Investors 2016 L.L.C. Disclosed balance after: 174,973 Underlying: Class A Common Stock · 58,325 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F7 · ownership.nature: These shares are held by Accel Growth Fund Investors 2016 L.L.C. The managing member of Accel Growth Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2016 L.L.C Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	6,937	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 11 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund IV Strategic Partners L.P. Disclosed balance after: 20,812 Underlying: Class A Common Stock · 6,937 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Growth Fund IV Strategic Partners L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of the Accel Growth Fund IV Entities. The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	1,219,420	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 10 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund IV L.P. Disclosed balance after: 3,658,260 Underlying: Class A Common Stock · 1,219,420 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F5 · ownership.nature: These shares are held by Accel Growth Fund IV L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of Accel Growth Fund IV L.P. and Accel Growth Fund IV Strategic Partners L.P. (the "Accel Growth Fund IV Entities"). The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	245,497	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 9 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund Investors 2014 L.L.C. Disclosed balance after: 736,492 Underlying: Class A Common Stock · 245,497 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel Growth Fund Investors 2014 L.L.C. The managing members of Accel Growth Fund Investors 2014 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2014 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	174,942	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 8 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund III Strategic Partners L.P. Disclosed balance after: 524,827 Underlying: Class A Common Stock · 174,942 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Growth Fund III Strategic Partners L.P. Accel Growth Fund III Associates L.L.C. is the general partner of each of the Accel Growth Fund III Entities. The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	3,705,529	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · derivative · entry 7 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund III L.P. Disclosed balance after: 11,116,587 Underlying: Class A Common Stock · 3,705,529 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel Growth Fund III L.P. Accel Growth Fund III Associates L.L.C is the general partner of each of Accel Growth Fund III L.P. and Accel Growth Fund III Strategic Partners L.P. (together, the "Accel Growth Fund III Entities). The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	58,325	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 6 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund Investors 2016 L.L.C. Disclosed balance after: 58,325 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F7 · ownership.nature: These shares are held by Accel Growth Fund Investors 2016 L.L.C. The managing member of Accel Growth Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2016 L.L.C Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	6,937	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 5 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund IV Strategic Partners L.P. Disclosed balance after: 6,937 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Growth Fund IV Strategic Partners L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of the Accel Growth Fund IV Entities. The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	1,219,420	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 4 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund IV L.P. Disclosed balance after: 1,219,420 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F5 · ownership.nature: These shares are held by Accel Growth Fund IV L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of Accel Growth Fund IV L.P. and Accel Growth Fund IV Strategic Partners L.P. (the "Accel Growth Fund IV Entities"). The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	245,497	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 3 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund Investors 2014 L.L.C Disclosed balance after: 245,497 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel Growth Fund Investors 2014 L.L.C. The managing members of Accel Growth Fund Investors 2014 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2014 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	174,942	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund III Strategic Partners L.P. Disclosed balance after: 174,942 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Growth Fund III Strategic Partners L.P. Accel Growth Fund III Associates L.L.C. is the general partner of each of the Accel Growth Fund III Entities. The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 23:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	3,705,529	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007930 · wf-form4_156038047136643.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund III L.P. Disclosed balance after: 3,705,529 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel Growth Fund III L.P. Accel Growth Fund III Associates L.L.C is the general partner of each of Accel Growth Fund III L.P. and Accel Growth Fund III Strategic Partners L.P. (together, the "Accel Growth Fund III Entities). The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	387,596	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 12 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2013 L.L.C. Disclosed balance after: 1,162,788 Underlying: Class A Common Stock · 387,596 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Investors 2013 L.L.C. The managing members of Accel Investors 2013 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Investors 2013 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	274,210	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 11 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel XI Strategic Partners L.P. Disclosed balance after: 822,630 Underlying: Class A Common Stock · 274,210 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F5 · ownership.nature: These shares are held by Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. is the general partner of each of the Accel XI Entities. The managing members of Accel XI Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel XI Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel XI Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	3,649,641	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 10 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel XI L.P. Disclosed balance after: 10,948,923 Underlying: Class A Common Stock · 3,649,641 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel XI LP. Accel XI Associates L.L.C. is the general partner each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). The managing members of Accel XI Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel XI Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel XI Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	688,373	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 9 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 2,065,117 Underlying: Class A Common Stock · 688,373 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. The managing member of Accel Investors 2009 L.L.C. are Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Investors 2009 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	1,286,873	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 8 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P Disclosed balance after: 3,860,617 Underlying: Class A Common Stock · 1,286,873 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X Associates L.L.C. is the general partner of each of the Accel X Entities. The managing members of Accel X Associates L.L.C. are Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel X Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel X Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	17,146,080	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · derivative · entry 7 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 51,438,240 Underlying: Class A Common Stock · 17,146,080 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	387,596	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 6 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2013 L.L.C. Disclosed balance after: 387,596 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Investors 2013 L.L.C. The managing members of Accel Investors 2013 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Investors 2013 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	274,210	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 5 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel XI Strategic Partners L.P. Disclosed balance after: 274,210 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F5 · ownership.nature: These shares are held by Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. is the general partner of each of the Accel XI Entities. The managing members of Accel XI Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel XI Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel XI Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	3,649,641	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 4 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel XI L.P. Disclosed balance after: 3,649,641 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F4 · ownership.nature: These shares are held by Accel XI LP. Accel XI Associates L.L.C. is the general partner each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). The managing members of Accel XI Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel XI Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel XI Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	688,373	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 3 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Investors 2009 L.L.C Disclosed balance after: 688,373 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Investors 2009 L.L.C. The managing member of Accel Investors 2009 L.L.C. are Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Investors 2009 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	1,286,873	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel X Strategic Partners L.P. Disclosed balance after: 1,286,873 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel X Strategic Partners L.P. Accel X Associates L.L.C. is the general partner of each of the Accel X Entities. The managing members of Accel X Associates L.L.C. are Andrew G. Braccia, Kevin J. Efrusy, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, and Richard P. Wong. Accel X Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel X Entities, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:02 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	17,146,080	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007932 · wf-form4_156038051069704.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner ACCEL X STRATEGIC PARTNERS LP · CIK 0001430231 · 10% owner Accel X Associates L.L.C. · CIK 0001494996 · 10% owner Accel Investors 2009 L.L.C. · CIK 0001494979 · 10% owner Accel XI L.P. · CIK 0001522763 · 10% owner Accel XI Strategic Partners L.P. · CIK 0001527391 · 10% owner Accel XI Associates L.L.C. · CIK 0001535603 · 10% owner Accel Investors 2013 L.L.C. · CIK 0001589159 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 17,146,080 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	51,924	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007931 · wf-form4_156038049135892.xml · derivative · entry 4 Accel X LP · CIK 0001419457 · 10% owner Accel Leaders Fund L.P. · CIK 0001665741 · 10% owner Accel Leaders Fund Associates L.L.C. · CIK 0001665742 · 10% owner Accel Leaders Fund Investors 2016 L.L.C. · CIK 0001745434 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Leaders Fund Investors 2016 L.L.C. Disclosed balance after: 155,772 Underlying: Class A Common Stock · 51,924 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Leaders Fund Investors 2016 L.L.C. The managing members of Accel Leaders Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Leaders Fund Investors 2016 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	1,086,756	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007931 · wf-form4_156038049135892.xml · derivative · entry 3 Accel X LP · CIK 0001419457 · 10% owner Accel Leaders Fund L.P. · CIK 0001665741 · 10% owner Accel Leaders Fund Associates L.L.C. · CIK 0001665742 · 10% owner Accel Leaders Fund Investors 2016 L.L.C. · CIK 0001745434 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Leaders Fund L.P. Disclosed balance after: 3,260,269 Underlying: Class A Common Stock · 1,086,756 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel Leaders Fund L.P. Accel Leaders Fund Associates L.L.C. is the general partner of Accel Leaders Fund L.P. The managing members of Accel Leaders Fund Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Leaders Fund Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Leaders Fund L.P, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	51,924	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007931 · wf-form4_156038049135892.xml · nonDerivative · entry 2 Accel X LP · CIK 0001419457 · 10% owner Accel Leaders Fund L.P. · CIK 0001665741 · 10% owner Accel Leaders Fund Associates L.L.C. · CIK 0001665742 · 10% owner Accel Leaders Fund Investors 2016 L.L.C. · CIK 0001745434 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Leaders Fund Investors 2016 L.L.C. Disclosed balance after: 51,924 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F3 · ownership.nature: These shares are held by Accel Leaders Fund Investors 2016 L.L.C. The managing members of Accel Leaders Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Leaders Fund Investors 2016 L.L.C. Read SEC document
June 11, 2019 Filed Jun 12, 2019 19:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	1,086,756	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007931 · wf-form4_156038049135892.xml · nonDerivative · entry 1 Accel X LP · CIK 0001419457 · 10% owner Accel Leaders Fund L.P. · CIK 0001665741 · 10% owner Accel Leaders Fund Associates L.L.C. · CIK 0001665742 · 10% owner Accel Leaders Fund Investors 2016 L.L.C. · CIK 0001745434 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Leaders Fund L.P. Disclosed balance after: 1,086,756 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 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F2 · ownership.nature: These shares are held by Accel Leaders Fund L.P. Accel Leaders Fund Associates L.L.C. is the general partner of Accel Leaders Fund L.P. The managing members of Accel Leaders Fund Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Leaders Fund Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Leaders Fund L.P, and its managing members share such powers. Read SEC document
June 11, 2019 Filed Jun 15, 2019 00:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	58,325	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008021 · wf-form4a_156055717095823.xml · derivative · entry 12 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund Investors 2016 L.L.C. Disclosed balance after: 174,973 Underlying: Class A Common Stock · 58,325 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F8 · shares: Due to a clerical error, the Form 4 filed on June 12, 2019 inadvertently reflected in Column 5 of Table II that, in connection with the conversion of shares of Class B Common Stock to Class A Common Stock, shares of Class B Common Stock were acquired rather than disposed of. This amendment is being filed to correct Column 5 of Table II. All other information set forth in the June 12, 2019 Form 4 remains correct and is restated in its entirety. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F7 · ownership.nature: These shares are held by Accel Growth Fund Investors 2016 L.L.C. The managing member of Accel Growth Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2016 L.L.C. Read SEC document
June 11, 2019 Filed Jun 15, 2019 00:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	6,937	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008021 · wf-form4a_156055717095823.xml · derivative · entry 11 Accel X LP · CIK 0001419457 · 10% owner Accel Growth Fund III L.P. · CIK 0001601528 · 10% owner Accel Growth Fund III Strategic Partners L.P. · CIK 0001605863 · 10% owner Accel Growth Fund III Associates L.L.C. · CIK 0001601529 · 10% owner Accel Growth Fund Investors 2014 L.L.C. · CIK 0001630897 · 10% owner Accel Growth Fund IV L.P. · CIK 0001665743 · 10% owner Accel Growth Fund IV Strategic Partners L.P. · CIK 0001673903 · 10% owner Accel Growth Fund IV Associates L.L.C. · CIK 0001665744 · 10% owner Accel Growth Fund Investors 2016 L.L.C. · CIK 0001761641 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · By Accel Growth Fund IV Strategic Partners L.P. Disclosed balance after: 20,812 Underlying: Class A Common Stock · 6,937 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. F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F8 · shares: Due to a clerical error, the Form 4 filed on June 12, 2019 inadvertently reflected in Column 5 of Table II that, in connection with the conversion of shares of Class B Common Stock to Class A Common Stock, shares of Class B Common Stock were acquired rather than disposed of. This amendment is being filed to correct Column 5 of Table II. All other information set forth in the June 12, 2019 Form 4 remains correct and is restated in its entirety. F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date. F6 · ownership.nature: These shares are held by Accel Growth Fund IV Strategic Partners L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of the Accel Growth Fund IV Entities. The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.