SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Braccia Andrew

(Last)

(First)

(Middle)

C/O SLACK TECHNOLOGIES, INC.

500 HOWARD STREET

(Street)

SAN FRANCISCO

94105

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Slack Technologies, Inc. [ WORK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/07/2019

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Series D Preferred Stock	⁽¹⁾	06/07/2019		C			9,861,480	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	9,861,480	$0	0	I	By Accel Growth Fund III L.P.⁽³⁾
Series D Preferred Stock	⁽¹⁾	06/07/2019		C			465,570	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	465,570	$0	0	I	By Accel Growth Fund III Strategic Partners L.P.⁽⁴⁾
Series D Preferred Stock	⁽¹⁾	06/07/2019		C			653,340	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	653,340	$0	0	I	By Accel Growth Fund Investors 2014 L.L.C.⁽⁵⁾
Series E Preferred Stock	⁽¹⁾	06/07/2019		C			586,403	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	586,403	$0	0	I	By Accel Growth Fund III L.P.⁽³⁾
Series E Preferred Stock	⁽¹⁾	06/07/2019		C			27,685	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	27,685	$0	0	I	By Accel Growth Fund III Strategic Partners L.P.⁽⁴⁾
Series E Preferred Stock	⁽¹⁾	06/07/2019		C			38,850	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	38,850	$0	0	I	By Accel Growth Fund Investors 2014 L.L.C.⁽⁵⁾
Series F-1 Preferred Stock	⁽¹⁾	06/07/2019		C			4,374,233	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	4,374,233	$0	0	I	By Accel Growth Fund III L.P.⁽³⁾
Series F-1 Preferred Stock	⁽¹⁾	06/07/2019		C			206,514	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	206,514	$0	0	I	By Accel Growth Fund III Strategic Partners L.P.⁽⁴⁾
Series F-1 Preferred Stock	⁽¹⁾	06/07/2019		C			289,799	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	289,799	$0	0	I	By Accel Growth Fund Investors 2014 L.L.C.⁽⁵⁾
Series G Preferred Stock	⁽¹⁾	06/07/2019		C			4,080,388	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	4,080,388	$0	0	I	By Accel Growth Fund IV L.P.⁽⁶⁾
Series G Preferred Stock	⁽¹⁾	06/07/2019		C			23,213	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	23,213	$0	0	I	By Accel Growth Fund IV Strategic Partners L.P.⁽⁷⁾
Series G Preferred Stock	⁽¹⁾	06/07/2019		C			195,164	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	195,164	$0	0	I	By Accel Growth Fund Investors 2016 L.L.C.⁽⁸⁾
Series H Preferred Stock	⁽¹⁾	06/07/2019		C			797,292	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	797,292	$0	0	I	By Accel Growth Fund IV L.P.⁽⁶⁾
Series H Preferred Stock	⁽¹⁾	06/07/2019		C			4,536	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	4,536	$0	0	I	By Accel Growth Fund IV Strategic Partners L.P.⁽⁷⁾
Series H Preferred Stock	⁽¹⁾	06/07/2019		C			38,134	⁽¹⁾	⁽¹⁾	Class B Common Stock⁽²⁾	38,134	$0	0	I	By Accel Growth Fund Investors 2016 L.L.C.⁽⁸⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		14,822,116		⁽²⁾	⁽²⁾	Class A Common Stock	14,822,116	$0	14,822,116	I	By Accel Growth Fund III L.P.⁽³⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		699,769		⁽²⁾	⁽²⁾	Class A Common Stock	699,769	$0	699,769	I	By Accel Growth Fund III Strategic Partners L.P.⁽⁴⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		981,989		⁽²⁾	⁽²⁾	Class A Common Stock	981,989	$0	981,989	I	By Accel Growth Fund Investors 2014 L.L.C.⁽⁵⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		4,877,680		⁽²⁾	⁽²⁾	Class A Common Stock	4,877,680	$0	4,877,680	I	By Accel Growth Fund IV L.P.⁽⁶⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		27,749		⁽²⁾	⁽²⁾	Class A Common Stock	27,749	$0	27,749	I	By Accel Growth Fund IV Strategic Partners L.P.⁽⁷⁾
Class B Common Stock	⁽²⁾	06/07/2019		J⁽¹⁾		233,298		⁽²⁾	⁽²⁾	Class A Common Stock	233,298	$0	233,298	I	By Accel Growth Fund Investors 2016 L.L.C.⁽⁸⁾

Explanation of Responses:

1. The Series D, Series E, Series F-1, Series G and Series H 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.

2. 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.

3. These shares are held by Accel Growth Fund III L.P. Accel Growth Fund III Associates L.L.C is the general partner of each of Accel Growth Fund III L.P. and Accel Growth Fund III Strategic Partners L.P. (together, the "Accel Growth Fund III Entities). The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers.

4. These shares are held by Accel Growth Fund III Strategic Partners L.P.. Accel Growth Fund III Associates L.L.C. is the general partner of each of the Accel Growth Fund III Entities. The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers.

5. These shares are held by Accel Growth Fund Investors 2014 L.L.C. The managing members of Accel Growth Fund Investors 2014 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2014 L.L.C.

6. These shares are held by Accel Growth Fund IV L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of Accel Growth Fund IV L.P. and Accel Growth Fund IV Strategic Partners L.P. (the "Accel Growth Fund IV Entities"). The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers.

7. These shares are held by Accel Growth Fund IV Strategic Partners L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of the Accel Growth Fund IV Entities. The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers.

8. These shares are held by Accel Growth Fund Investors 2016 L.L.C. The managing member of Accel Growth Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2016 L.L.C.

Remarks:

This Form 4 is the second of three Form 4s filed relating to the same event. This Form 4 has been split into three filings because there are more than 30 reportable transactions.

	/s/ David Schellhase, as Attorney-in-Fact	06/07/2019
	** Signature of Reporting Person	Date
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