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Slack Technologies, Inc. Forms 3, 4 and 5: Other, 2020

Slack Technologies, Inc. Forms 3, 4 and 5: Other

Statements of beneficial ownership filed with the SEC by officers, directors and 10% owners: 238 rows in 2020. Transaction codes are the SEC's. Shares and prices are split-adjusted; the as-filed figure is underneath.

  • 2020-12-30: Reporting owner Henderson Cal; Form 4; Security Class B Common Stock; Transaction Holding.
  • 2020-12-30: Reporting owner Henderson Cal; Form 4; Security Class B Common Stock; Transaction Holding.
  • 2020-12-30: Reporting owner Henderson Cal; Form 4; Security Class B Common Stock; Transaction Holding.
  • 2020-12-30: Reporting owner Henderson Cal; Form 4; Security Class B Common Stock; Transaction Holding.
Transaction dateReporting ownerFormSecurityTransactionSharesPricePrice that dayFiling
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-12-30
2020-12-30
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · See footnote
Holding
30,044 owned after
no price filed2020-12-30
2020-12-28Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
G Bona fide gift−1,800,000
13,218,173 owned after
$0.002020-12-30
2020-12-16Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · (m)
C Conversion of derivative security−1,529,105
0 owned after
$0.002020-12-17
2020-12-10Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct · (m)
C Conversion of derivative security−283,692
0 owned after
$0.002020-12-17
2020-12-10Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · (m)
C Conversion of derivative security−76,308
0 owned after
$0.002020-12-17
2020-12-03
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By The Shim-Park Family Revocable Trust
Holding
1,529,105 owned after
no price filed2020-12-03
2020-12-03
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By Allen Shim, trustee of the Allen Shim 2019 Grantor Retained Annuity Trust dated May 1, 2019
Holding
76,308 owned after
no price filed2020-12-03
2020-12-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+48,642
48,642 owned after
$0.002020-12-03
2020-12-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+6,250
54,892 owned after
$0.002020-12-03
2020-12-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−54,892
0 owned after
$0.002020-12-03
2020-12-01Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+9,375
293,067 owned after
$0.002020-12-03
2020-12-01Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−9,375
283,692 owned after
$0.002020-12-03
2020-11-25Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−1,281,944
38,355,865 owned after
$0.002020-11-30
2020-11-18Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+21,000
21,000 owned after
$10.56
exercise price
2020-11-19
2020-11-18Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−21,000
0 owned after
$0.002020-11-19
2020-11-04
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By The Shim-Park Family Revocable Trust
Holding
1,529,105 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By Allen Shim, trustee of the Allen Shim 2019 Grantor Retained Annuity Trust dated May 1, 2019
Holding
76,308 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
15,018,173 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-11-04
2020-11-04
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · See footnote
Holding
30,044 owned after
no price filed2020-11-04
2020-11-02Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+5,125
5,125 owned after
$0.002020-11-04
2020-11-02Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+2,500
7,625 owned after
$0.002020-11-04
2020-11-02Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+15,625
23,250 owned after
$0.002020-11-04
2020-11-02Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−23,250
0 owned after
$0.002020-11-04
2020-11-02Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+7,500
7,500 owned after
$0.002020-11-04
2020-11-02Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−7,500
0 owned after
$0.002020-11-04
2020-11-02Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+6,250
6,250 owned after
$0.002020-11-04
2020-11-02Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−6,250
0 owned after
$0.002020-11-04
2020-11-02Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+42,656
326,348 owned after
$0.002020-11-04
2020-11-02Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+13,750
340,098 owned after
$0.002020-11-04
2020-11-02Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−56,406
283,692 owned after
$0.002020-11-04
2020-11-02Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+11,250
200,706 owned after
$0.002020-11-04
2020-11-02Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−6,024
194,682 owned after
$0.002020-11-04
2020-10-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,563
1,563 owned after
$0.002020-10-05
2020-10-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,563
3,126 owned after
$0.002020-10-05
2020-10-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,250
4,376 owned after
$0.002020-10-05
2020-10-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−4,376
0 owned after
$0.002020-10-05
2020-10-01Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+228,801
39,866,610 owned after
$0.002020-10-05
2020-10-01Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−228,801
39,637,809 owned after
$0.002020-10-05
2020-10-01COOPER EDITH W
Director
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+17,089
17,089 owned after
$0.002020-10-05
2020-10-01COOPER EDITH W
Director
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−17,089
0 owned after
$0.002020-10-05
2020-10-01Yehoshua Tamar
Officer (Chief Product Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+89,246
89,246 owned after
$0.002020-10-05
2020-10-01Yehoshua Tamar
Officer (Chief Product Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−89,246
0 owned after
$0.002020-10-05
2020-09-14
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By The Shim-Park Family Revocable Trust
Holding
1,529,105 owned after
no price filed2020-09-14
2020-09-14
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By Allen Shim, trustee of the Allen Shim 2019 Grantor Retained Annuity Trust dated May 1, 2019
Holding
76,308 owned after
no price filed2020-09-14
2020-09-11
holding as of filing
Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
Holding
39,637,809 owned after
no price filed2020-09-11
2020-09-10Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+70,000
353,692 owned after
$0.142020-09-14
2020-09-10Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−70,000
283,692 owned after
$0.002020-09-14
2020-09-03
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By The Shim-Park Family Revocable Trust
Holding
1,529,105 owned after
no price filed2020-09-03
2020-09-03
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By Allen Shim, trustee of the Allen Shim 2019 Grantor Retained Annuity Trust dated May 1, 2019
Holding
76,308 owned after
no price filed2020-09-03
2020-09-01Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+9,375
293,067 owned after
$0.002020-09-03
2020-09-01Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−9,375
283,692 owned after
$0.002020-09-03
2020-09-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+48,642
48,642 owned after
$0.002020-09-03
2020-09-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+6,250
54,892 owned after
$0.002020-09-03
2020-09-01Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−54,892
0 owned after
$0.002020-09-03
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
15,018,173 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
68,721 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · By trust
Holding
222,200 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Indirect · See footnote
Holding
30,044 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By The Shim-Park Family Revocable Trust
Holding
1,529,105 owned after
no price filed2020-08-05
2020-08-05
holding as of filing
Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Indirect · By Allen Shim, trustee of the Allen Shim 2019 Grantor Retained Annuity Trust dated May 1, 2019
Holding
76,308 owned after
no price filed2020-08-05
2020-08-03Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+11,250
195,455 owned after
$0.002020-08-05
2020-08-03Henderson Cal
Officer (Chief Technology Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−5,999
189,456 owned after
$0.002020-08-05
2020-08-03Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+5,125
5,125 owned after
$0.002020-08-05
2020-08-03Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+2,500
7,625 owned after
$0.002020-08-05
2020-08-03Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+15,625
23,250 owned after
$0.002020-08-05
2020-08-03Frati Robert
Officer (Sr VP Sales, Customer Success)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−23,250
0 owned after
$0.002020-08-05
2020-08-03Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+6,250
6,250 owned after
$0.002020-08-05
2020-08-03Schellhase David
Officer (General Counsel and Secretary)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−6,250
0 owned after
$0.002020-08-05
2020-08-03Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+7,500
7,500 owned after
$0.002020-08-05
2020-08-03Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−7,500
0 owned after
$0.002020-08-05
2020-08-03Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+42,656
326,348 owned after
$0.002020-08-05
2020-08-03Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+13,750
340,098 owned after
$0.002020-08-05
2020-08-03Shim Allen
Officer (Chief Financial Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−56,406
283,692 owned after
$0.002020-08-05
2020-07-17Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−208,206
39,637,809 owned after
$0.002020-07-21
2020-07-01Yehoshua Tamar
Officer (Chief Product Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+89,246
89,246 owned after
$0.002020-07-06
2020-07-01Yehoshua Tamar
Officer (Chief Product Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−89,246
0 owned after
$0.002020-07-06
2020-07-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,562
1,562 owned after
$0.002020-07-06
2020-07-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,562
3,124 owned after
$0.002020-07-06
2020-07-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+1,250
4,374 owned after
$0.002020-07-06
2020-07-01Zell Brandon
Officer (Chief Accounting Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−4,374
0 owned after
$0.002020-07-06
2020-07-01Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+228,801
40,074,816 owned after
$0.002020-07-06
2020-07-01Butterfield Stewart
Director, Officer (Chief Executive Officer)
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−228,801
39,846,015 owned after
$0.002020-07-06
2020-07-01COOPER EDITH W
Director
4Class B Common Stock
Derivative · Direct
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3+17,089
17,089 owned after
$0.002020-07-06
2020-07-01COOPER EDITH W
Director
4Class B Common Stock
Derivative · Direct
C Conversion of derivative security−17,089
0 owned after
$0.002020-07-06