organization · Reporting owner

Accel XI Associates L.L.C.

Disclosed activity across 3 companies

Tapewire entity: 118389
SEC CIK: 0001535603

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Slack Technologies, Inc.WORK · Entity 137108	10% owner	June 12, 2020	June 16, 2020
Tenable Holdings, Inc.TENB · Entity 4063	10% owner	May 03, 2019	May 06, 2019

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 June 12, 2020 · Filed June 16, 2020

Jointly reported with Accel XI L.P., Accel XI Strategic Partners L.P., Accel Investors 2013 L.L.C.

Security / award	Ownership account	Disclosure context
Class A Common StockSEC Table I · non-derivative	Direct	Last balance in matching sequence After 2020-06-12 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 1 · 2020-06-12 · Conversion · Acquired 7,318,664 · Balance 7,318,664 F1: 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: These shares are held by Accel XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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. Row 2 · 2020-06-12 · Other · Disposed 7,318,664 · Balance 0 F3: On June 12, 2020, Accel XI L.P. distributed, for no consideration, 7,318,664 shares of Class A common stock of the Issuer (the "Accel XI Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI L.P., representing each such partner's pro rata interest in such Accel XI Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Shares it received in the distribution by Accel XI L.P. to its members, representing each such member's pro rata interest in such Accel XI 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 XI Strategic Partners L.P.	Last balance in matching sequence After 2020-06-12 transaction · row 4 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 3 · 2020-06-12 · Conversion · Acquired 549,880 · Balance 549,880 F1: 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: These shares are held by Accel XI Strategic Partners L.P. Accel XI 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. Row 4 · 2020-06-12 · Other · Disposed 549,880 · Balance 0 F5: On June 12, 2020, Accel XI Strategic Partners L.P. distributed, for no consideration, 549,880 shares of Class A common stock of the Issuer (the "Accel XI Strategic Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI Strategic Partners L.P., representing each such partner's pro rata interest in such Accel XI Strategic Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel XI 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 XI Strategic Partners L.P. Accel XI 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 2013 L.L.C.	Last balance in matching sequence After 2020-06-12 transaction · row 6 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 5 · 2020-06-12 · Conversion · Acquired 777,244 · Balance 777,244 F1: 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: These shares are held by Accel Investors 2013 L.L.C. Row 6 · 2020-06-12 · Other · Disposed 777,244 · Balance 0 F7: On June 12, 2020, Accel Investors 2013 L.L.C. distributed, for no consideration, 777,244 shares of Class A common stock of the Issuer (the "Accel 2013 Shares") to its members, representing each such member's pro rata interest in such Accel 2013 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 2013 L.L.C.
Class B Common StockSEC Table II · derivative / convertible security	Direct	Reported balance After 2020-06-12 transaction · row 7 Instrument identity requires review; Table II rows are not merged. 1 source row Row 7 · 2020-06-12 · Conversion · Disposed 7,318,664 · Balance 0 F1: 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: These shares are held by Accel XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 B Common StockSEC Table II · derivative / convertible security	IndirectBy Accel XI Strategic Partners L.P.	Reported balance After 2020-06-12 transaction · row 8 Instrument identity requires review; Table II rows are not merged. 1 source row Row 8 · 2020-06-12 · Conversion · Disposed 549,880 · Balance 0 F1: 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: These shares are held by Accel XI Strategic Partners L.P. Accel XI 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 B Common StockSEC Table II · derivative / convertible security	IndirectBy Accel Investors 2013 L.L.C.	Reported balance After 2020-06-12 transaction · row 9 Instrument identity requires review; Table II rows are not merged. 1 source row Row 9 · 2020-06-12 · Conversion · Disposed 777,244 · Balance 0 F1: 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: These shares are held by Accel Investors 2013 L.L.C.

Filing footnotes · ownership attribution and instrument terms

F1: 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: These shares are held by Accel XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 June 12, 2020, Accel XI L.P. distributed, for no consideration, 7,318,664 shares of Class A common stock of the Issuer (the "Accel XI Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI L.P., representing each such partner's pro rata interest in such Accel XI Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Shares it received in the distribution by Accel XI L.P. to its members, representing each such member's pro rata interest in such Accel XI 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 XI Strategic Partners L.P. Accel XI 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 June 12, 2020, Accel XI Strategic Partners L.P. distributed, for no consideration, 549,880 shares of Class A common stock of the Issuer (the "Accel XI Strategic Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI Strategic Partners L.P., representing each such partner's pro rata interest in such Accel XI Strategic Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel XI 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.

F6: These shares are held by Accel Investors 2013 L.L.C.

F7: On June 12, 2020, Accel Investors 2013 L.L.C. distributed, for no consideration, 777,244 shares of Class A common stock of the Issuer (the "Accel 2013 Shares") to its members, representing each such member's pro rata interest in such Accel 2013 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.

Tenable Holdings, Inc.

Report date May 03, 2019 · Filed May 06, 2019

Jointly reported with Accel Growth Fund II L.P., Accel XI L.P., Accel XI Strategic Partners L.P.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common StockSEC Table I · non-derivative	Direct	9,775,988	Reported balance After 2019-05-03 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2019-05-03 · Other · Disposed 2,094,854 · Balance 9,775,988 F1: Transactions reported on this form represent pro rata distributions, and not a purchase or sale of securities, by Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund Investors 2012 L.L.C. to their respective general and limited partners or members without consideration. Distribution transactions were executed pursuant to a plan established in compliance with the requirements of Rule 10b5-1. F2: Accel Growth Fund II Associates L.L.C. is the general partner of Accel Growth Fund II L.P. and has the sole voting and investment power. 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 Accel Growth Fund II Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund II Strategic Partners L.P.	707,826	Reported balance After 2019-05-03 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2019-05-03 · Other · Disposed 151,677 · Balance 707,826 F1: Transactions reported on this form represent pro rata distributions, and not a purchase or sale of securities, by Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund Investors 2012 L.L.C. to their respective general and limited partners or members without consideration. Distribution transactions were executed pursuant to a plan established in compliance with the requirements of Rule 10b5-1. F3: Accel Growth Fund II Associates L.L.C. is the general partner of Accel Growth Fund II Strategic Partners L.P. and has the sole voting and investment power. 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 Accel Growth Fund II Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund Investors 2012 L.L.C.	951,400	Reported balance After 2019-05-03 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2019-05-03 · Other · Disposed 203,872 · Balance 951,400 F1: Transactions reported on this form represent pro rata distributions, and not a purchase or sale of securities, by Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund Investors 2012 L.L.C. to their respective general and limited partners or members without consideration. Distribution transactions were executed pursuant to a plan established in compliance with the requirements of Rule 10b5-1. 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 Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund III L.P.	7,799,122	Reported balance Holding disclosure · report date 2019-05-03 · row 4 Holding and transaction disclosures are not merged. 1 source row Row 4 · Balance 7,799,122 F5: Accel Growth Fund III Associates L.L.C. is the general partner of Accel Growth Fund III L.P. and has the sole voting and investment power. 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 Accel Growth Fund III Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund III Strategic Partners L.P.	368,202	Reported balance Holding disclosure · report date 2019-05-03 · row 5 Holding and transaction disclosures are not merged. 1 source row Row 5 · Balance 368,202 F6: Accel Growth Fund III Associates L.L.C. is the general partner of Accel Growth Fund III Strategic Partners L.P. and has the sole voting and investment power. 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 Accel Growth Fund III Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Growth Fund Investors 2014 L.L.C.	516,699	Reported balance Holding disclosure · report date 2019-05-03 · row 6 Holding and transaction disclosures are not merged. 1 source row Row 6 · Balance 516,699 F7: 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 Accel Growth Fund Investors 2014 L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel XI L.P.	2,182,696	Reported balance Holding disclosure · report date 2019-05-03 · row 7 Holding and transaction disclosures are not merged. 1 source row Row 7 · Balance 2,182,696 F8: Accel XI Associates L.L.C. is the General Partner of Accel XI L.P. and has the sole voting and investment power. 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 XI Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel XI Strategic Partners L.P.	163,992	Reported balance Holding disclosure · report date 2019-05-03 · row 8 Holding and transaction disclosures are not merged. 1 source row Row 8 · Balance 163,992 F9: Accel XI Associates L.L.C. is the General Partner of Accel XI Strategic Partners L.P. and has the sole voting and investment power. 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 XI Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.
Common StockSEC Table I · non-derivative	IndirectBy Accel Investors 2013 L.L.C.	231,806	Reported balance Holding disclosure · report date 2019-05-03 · row 9 Holding and transaction disclosures are not merged. 1 source row Row 9 · Balance 231,806 F10: 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 share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: Transactions reported on this form represent pro rata distributions, and not a purchase or sale of securities, by Accel Growth Fund II L.P., Accel Growth Fund II Strategic Partners L.P., Accel Growth Fund Investors 2012 L.L.C. to their respective general and limited partners or members without consideration. Distribution transactions were executed pursuant to a plan established in compliance with the requirements of Rule 10b5-1.

F2: Accel Growth Fund II Associates L.L.C. is the general partner of Accel Growth Fund II L.P. and has the sole voting and investment power. 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 Accel Growth Fund II Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F3: Accel Growth Fund II Associates L.L.C. is the general partner of Accel Growth Fund II Strategic Partners L.P. and has the sole voting and investment power. 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 Accel Growth Fund II Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

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 Accel Growth Fund Investors 2012 L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F5: Accel Growth Fund III Associates L.L.C. is the general partner of Accel Growth Fund III L.P. and has the sole voting and investment power. 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 Accel Growth Fund III Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F6: Accel Growth Fund III Associates L.L.C. is the general partner of Accel Growth Fund III Strategic Partners L.P. and has the sole voting and investment power. 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 Accel Growth Fund III Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F7: 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 Accel Growth Fund Investors 2014 L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F8: Accel XI Associates L.L.C. is the General Partner of Accel XI L.P. and has the sole voting and investment power. 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 XI Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F9: Accel XI Associates L.L.C. is the General Partner of Accel XI Strategic Partners L.P. and has the sole voting and investment power. 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 XI Associates L.L.C. and share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

F10: 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 share voting and investment powers over such shares. The Managing Members disclaim beneficial ownership except to the extent of their pecuniary interest therein.

Past disclosures · reporting ended (1)

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 X LP, ACCEL X STRATEGIC PARTNERS LP, Accel XI L.P., Accel XI Strategic Partners L.P., Accel X Associates L.L.C., Accel Investors 2008 L.L.C., Accel Investors 2013 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.

Transaction history

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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
June 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	777,244	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · derivative · entry 9 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: 0 Underlying: Class A Common Stock · 777,244 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. Read SEC document
June 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	549,880	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · derivative · entry 8 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: 0 Underlying: Class A Common Stock · 549,880 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 Strategic Partners L.P. Accel XI 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 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	7,318,664	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · derivative · entry 7 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: 0 Underlying: Class A Common Stock · 7,318,664 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	777,244	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 6 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: 0 F7 · kind: On June 12, 2020, Accel Investors 2013 L.L.C. distributed, for no consideration, 777,244 shares of Class A common stock of the Issuer (the "Accel 2013 Shares") to its members, representing each such member's pro rata interest in such Accel 2013 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 2013 L.L.C. Read SEC document
June 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	777,244	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 5 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: 777,244 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. Read SEC document
June 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	549,880	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 4 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: 0 F5 · kind: On June 12, 2020, Accel XI Strategic Partners L.P. distributed, for no consideration, 549,880 shares of Class A common stock of the Issuer (the "Accel XI Strategic Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI Strategic Partners L.P., representing each such partner's pro rata interest in such Accel XI Strategic Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel XI 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 XI Strategic Partners L.P. Accel XI 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 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	549,880	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 3 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: 549,880 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 Strategic Partners L.P. Accel XI 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 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	7,318,664	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 2 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: 0 F3 · kind: On June 12, 2020, Accel XI L.P. distributed, for no consideration, 7,318,664 shares of Class A common stock of the Issuer (the "Accel XI Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI L.P., representing each such partner's pro rata interest in such Accel XI Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Shares it received in the distribution by Accel XI L.P. to its members, representing each such member's pro rata interest in such Accel XI 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 12, 2020 Filed Jun 16, 2020 17:01 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	7,318,664	$0.00	$0.00	Disclosure SEC source: 0000899243-20-016660 · doc4.xml · nonDerivative · entry 1 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: 7,318,664 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	385,544	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · derivative · entry 9 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: 777,244 Underlying: Class A Common Stock · 385,544 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. Read SEC document
June 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	272,750	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · derivative · entry 8 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: 549,880 Underlying: Class A Common Stock · 272,750 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 Strategic Partners L.P. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	3,630,259	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · derivative · entry 7 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: 7,318,664 Underlying: Class A Common Stock · 3,630,259 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	773,140	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 6 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: 0 F7 · kind: On June 5, 2020, Accel Investors 2013 L.L.C. distributed, for no consideration, 773,140 shares of Class A common stock of the Issuer (the "Accel 2013 Shares") to its members, representing each such member's pro rata interest in such Accel 2013 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 2013 L.L.C. Read SEC document
June 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	385,544	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 5 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: 773,140 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. Read SEC document
June 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	546,960	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 4 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: 0 F5 · kind: On June 5, 2020, Accel XI Strategic Partners L.P. distributed, for no consideration, 546,960 shares of Class A common stock of the Issuer (the "Accel XI Strategic Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI Strategic Partners L.P., representing each such partner's pro rata interest in such Accel XI Strategic Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Strategic Shares it received in the distribution by the Fund to its members, representing each such member's pro rata interest in such Accel XI 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 XI Strategic Partners L.P. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	272,750	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 3 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: 546,960 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 Strategic Partners L.P. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass A Common Stock	7,279,900	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 2 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: 0 F3 · kind: On June 5, 2020, Accel XI L.P. distributed, for no consideration, 7,279,900 shares of Class A common stock of the Issuer (the "Accel XI Shares") to its limited partners and to Accel XI GP, the general partner of Accel XI L.P., representing each such partner's pro rata interest in such Accel XI Shares. On the same date, Accel XI GP distributed, for no consideration, the Accel XI Shares it received in the distribution by Accel XI L.P. to its members, representing each such member's pro rata interest in such Accel XI 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 05, 2020 Filed Jun 9, 2020 17:20 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	3,630,259	$0.00	$0.00	Disclosure SEC source: 0000899243-20-015836 · doc4.xml · nonDerivative · entry 1 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: 7,279,900 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 XI L.P. Accel XI Associates L.L.C. ("Accel XI GP") is the general partner of each of Accel XI L.P. and Accel XI Strategic Partners L.P. (together, the "Accel XI Entities"). Accel XI GP has sole voting and dispositive power with regard to the shares held by the Accel XI Entities. Accel XI 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 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	387,596	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	274,210	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	3,649,641	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	688,373	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	1,286,873	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass B Common Stock · Derivative	17,146,080	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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. F7 · 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 · 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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	387,596	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	274,210	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	3,649,641	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	688,373	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	1,286,873	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 14, 2019 20:06 UTC Amendment	Slack Technologies, Inc. WORK · Entity 137108	ConversionClass A Common Stock	17,146,080	$0.00	$0.00	Disclosure SEC source: 0001628280-19-008020 · wf-form4a_156055715071246.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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	1,550,384	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 24 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: 1,550,384 Underlying: Class A Common Stock · 1,550,384 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F8 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	1,096,840	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 23 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: 1,096,840 Underlying: Class A Common Stock · 1,096,840 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F7 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	14,598,564	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 22 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: 14,598,564 Underlying: Class A Common Stock · 14,598,564 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F6 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	2,753,490	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 21 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: 2,753,490 Underlying: Class A Common Stock · 2,753,490 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F5 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	5,147,490	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 20 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: 5,147,490 Underlying: Class A Common Stock · 5,147,490 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F4 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	OtherClass B Common Stock · Derivative	68,584,320	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 19 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: 68,584,320 Underlying: Class A Common Stock · 68,584,320 shares Expires not disclosed F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F1 · kind: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F3 · ownership.direct: These shares are held by Accel X L.P. Accel X Associates L.L.C. is the general partner of each of Accel X L.P. and Accel X Strategic Partners L.P. (together, 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionSeries H-1 Preferred Stock · Derivative	151,025	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 18 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: 0 Underlying: Class B Common Stock · 151,025 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: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F1 · derivative.exercise_date: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F1 · derivative.expiration_date: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.underlying: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F8 · 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 07, 2019 Filed Jun 7, 2019 21:23 UTC	Slack Technologies, Inc. WORK · Entity 137108	ConversionSeries H-1 Preferred Stock · Derivative	106,843	$0.00	$0.00	Disclosure SEC source: 0001628280-19-007826 · wf-form4_155995697972366.xml · derivative · entry 17 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: 0 Underlying: Class B Common Stock · 106,843 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: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F1 · derivative.exercise_date: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F1 · derivative.expiration_date: The Series A, Series B, Series C, Series F-1 and Series H-1 Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock were converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. F2 · derivative.underlying: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. F7 · 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

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