Filing Details

Accession Number:
0001764925-21-000084
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-05-05 13:00:00
Reporting Period:
2021-05-03
Accepted Time:
2021-05-05 17:03:11
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1764925 Slack Technologies Inc. WORK Services-Prepackaged Software (7372) 264400325
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1775683 Cal Henderson C/O Slack Technologies, Inc.
500 Howard Street
San Francisco, CA 94105
Chief Technology Officer No Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Class A Common Stock Acquisiton 2021-05-03 5,637 $0.00 45,374 No 4 C Direct
Class A Common Stock Disposition 2021-05-03 5,637 $42.07 39,737 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 C Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Class B Common Stock Restricted Stock Units Disposition 2021-05-03 11,250 $0.00 11,250 $0.00
Class A Common Stock Class B Common Stock Acquisiton 2021-05-03 11,250 $0.00 11,250 $0.00
Class A Common Stock Class B Common Stock Disposition 2021-05-03 5,637 $0.00 5,637 $0.00
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
78,750 2026-02-26 No 4 M Direct
212,903 No 4 M Direct
207,266 No 4 C Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Class A Common Stock 85,655 Indirect By trust
Reported Derivative Holdings
Sec. Name Sec. Type Price Date Expiration Date Amount Remaning Holdings Nature of Ownership
Class A Common Stock Class B Common Stock $0.00 13,218,173 13,218,173 Indirect
Class A Common Stock Class B Common Stock $0.00 68,721 68,721 Indirect
Class A Common Stock Class B Common Stock $0.00 222,200 222,200 Indirect
Class A Common Stock Class B Common Stock $0.00 222,200 222,200 Indirect
Class A Common Stock Class B Common Stock $0.00 68,721 68,721 Indirect
Class A Common Stock Class B Common Stock $0.00 222,200 222,200 Indirect
Class A Common Stock Class B Common Stock $0.00 222,200 222,200 Indirect
Class A Common Stock Class B Common Stock $0.00 30,044 30,044 Indirect
Expiration Date Amount Remaning Holdings Nature of Ownership
13,218,173 13,218,173 Indirect
68,721 68,721 Indirect
222,200 222,200 Indirect
222,200 222,200 Indirect
68,721 68,721 Indirect
222,200 222,200 Indirect
222,200 222,200 Indirect
30,044 30,044 Indirect
Footnotes
  1. 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.
  2. Shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units (RSUs).
  3. Shares held of record by Cal Henderson and Rebecca Reeve Henderson, spouse of the Reporting Person, Trustees of The Henderson Family Trust u/a/d/ 7/21/2016.
  4. Each RSU represents the right to receive one share of Class B Common Stock.
  5. The RSUs are subject to time-based and performance-based vesting criteria. The time-based vesting occurs in 16 equal quarterly installments commencing on May 1, 2019, subject to the Reporting Person's continued service with the Issuer on each such date. The performance-based criteria was satisfied upon the Issuer's listing and public trading of its of Class A Common Stock on June 20, 2019.
  6. Shares held of record by Cal Henderson, Trustee of The Cal Henderson 2019 Grantor Retained Annuity Trust dated May 22, 2019.
  7. Shares held of record by First Republic Trust Company of Delaware LLC and Cal Henderson, Trustees of The Theodore Henderson GST Exempt Trust under the Cal Henderson Family 2019 Irrevocable Trust dated May 22, 2019.
  8. Shares held of record by First Republic Trust Company of Delaware LLC and Cal Henderson, Trustees of The William Franklin Henderson GST Exempt Trust under the Cal Henderson Family 2019 Irrevocable Trust dated May 22, 2019.
  9. Shares held of record by Rebecca Reeve Henderson, Trustee of The Rebecca Reeve Henderson 2019 Grantor Retained Annuity Trust dated May 22, 2019.
  10. Shares held of record by Rebecca Reeve Henderson, Trustee of The Rebecca Reeve Henderson 2019 Grantor Retained Annuity Trust dated May 22, 2019; Trustee of the Theodore Henderson GST Exempt Trust under the Rebecca Reeve Henderson Family 2019 Irrevocable Trust dated May 22, 2019; Trustee of the William Franklin Henderson GST Exempt Trust under Rebecca Reeve Henderson Family 2019 Irrevocable Trust dated May 22, 2019; and spouse of the Reporting Person, and as such, may be deemed to be beneficially held by the Reporting Person.
  11. Shares held of record by First Republic Trust Company of Delaware LLC and Rebecca Reeve Henderson, Trustees of The Theodore Henderson GST Exempt Trust under the Rebecca Reeve Henderson Family 2019 Irrevocable Trust dated May 22, 2019.
  12. Shares held of record by First Republic Trust Company of Delaware LLC and Rebecca Reeve Henderson, Trustees of The William Franklin Henderson GST Exempt Trust under the Rebecca Reeve Henderson Family 2019 Irrevocable Trust dated May 22, 2019.
  13. Shares held of record by Rebecca Reeve Henderson, spouse of the Reporting Person, and as such, may be deemed to be beneficially held by the Reporting Person.