Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2021-07-01 Sale |
2021-07-06 5:05 pm |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
2,726 | $44.29 | $120,735 | 311,483 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:04 pm |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
1,925 | $44.29 | $85,258 | 1,790,343 (Indirect Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:03 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
1,499 | $44.29 | $66,391 | 328,293 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:03 pm |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
92,056 | $44.39 | $4,086,615 | 708,239 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:02 pm |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
3,338 | $44.29 | $147,840 | 206,928 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:02 pm |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
109,290 | $44.26 | $4,837,175 | 78,109,979 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 5:01 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
1,499 | $44.29 | $66,391 | 123,893 (Indirect Direct) |
View |
2021-06-01 Sale |
2021-06-03 5:18 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
3,333 | $43.82 | $146,052 | 373,542 (Direct) |
View |
2021-05-24 Sale |
2021-05-26 5:00 pm |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
85,744 | $43 | $3,686,992 | 86,327 (Direct) |
View |
2021-05-03 Sale |
2021-05-05 5:03 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
5,637 | $42.07 | $237,149 | 14,898,770 (Indirect Direct) |
View |
2021-05-03 Sale |
2021-05-05 5:02 pm |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
3,999 | $42.07 | $168,238 | 234,642 (Direct) |
View |
2021-05-03 Sale |
2021-05-05 5:02 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
3,333 | $42.07 | $140,219 | 376,875 (Direct) |
View |
2021-05-03 Sale |
2021-05-05 5:01 pm |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
28,321 | $42.07 | $1,191,464 | 2,283,849 (Indirect Direct) |
View |
2021-05-03 Sale |
2021-05-05 5:01 pm |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
12,398 | $42.07 | $521,584 | 487,584 (Direct) |
View |
2021-04-15 Sale |
2021-04-19 4:55 pm |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
250,000 | $42.06 | $10,515,000 | 973,670 (Direct) |
View |
2021-04-13 Sale |
2021-04-15 5:01 pm |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
196,405 | $42.12 | $8,272,583 | 1,932,483 (Indirect Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:26 pm |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
2,725 | $41.2 | $112,270 | 303,357 (Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:25 pm |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
49,082 | $41.2 | $2,022,178 | 886,039 (Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:23 pm |
Slack Technologies Inc. | WORK | SMITH GRAHAM Director |
8,000 | $41.01 | $328,080 | 23,854 (Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:22 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
1,072 | $41.2 | $44,166 | 125,392 (Indirect Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:20 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
1,499 | $41.2 | $61,759 | 323,958 (Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:19 pm |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
102,148 | $41.22 | $4,210,541 | 78,469,269 (Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:18 pm |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
1,925 | $41.2 | $79,310 | 2,128,888 (Indirect Direct) |
View |
2021-04-01 Sale |
2021-04-05 5:15 pm |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
4,173 | $41.2 | $171,928 | 210,669 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2021-07-21 Equity Swap |
2021-07-22 11:18 am |
N/A N/A |
Slack Technologies Inc. | WORK | Jordan Sheila B Director |
15,671 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:40 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
83,517 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:39 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
39,449,046 | $0 | 0 (Direct) |
View |
2021-07-21 Conversion |
2021-07-21 4:39 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
38,355,865 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:39 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Friar Sarah Director |
411,871 | $0 | 0 (Indirect) |
View |
2021-07-21 Conversion |
2021-07-21 4:39 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Friar Sarah Director |
406,017 | $0 | 0 (Indirect) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:39 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
311,483 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:38 pm |
N/A N/A |
Slack Technologies Inc. | WORK | MCNAMARA MICHAEL M Director |
19,795 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:38 pm |
N/A N/A |
Slack Technologies Inc. | WORK | OFARRELL JOHN Director |
1,023,992 | $0 | 0 (Indirect) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:38 pm |
N/A N/A |
Slack Technologies Inc. | WORK | SMITH GRAHAM Director |
173,854 | $0 | 0 (Direct) |
View |
2021-07-21 Conversion |
2021-07-21 4:38 pm |
N/A N/A |
Slack Technologies Inc. | WORK | SMITH GRAHAM Director |
150,000 | $0 | 0 (Direct) |
View |
2021-07-21 Exercise |
2021-07-21 4:37 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
68,358 | $0 | 34,179 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:37 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
279,282 | $0 | 34,179 (Direct) |
View |
2021-07-21 Conversion |
2021-07-21 4:37 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
34,179 | $0 | 34,179 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:37 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
328,293 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:36 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
13,939,018 | $0 | 0 (Indirect) |
View |
2021-07-21 Conversion |
2021-07-21 4:36 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
14,481,725 | $0 | 0 (Indirect) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:36 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
189,116 | $0 | 0 (Direct) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:35 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
748,000 | $0 | 0 (Indirect) |
View |
2021-07-21 Equity Swap |
2021-07-21 4:35 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
1,790,343 | $0 | 0 (Indirect) |
View |
2021-07-01 Exercise |
2021-07-06 5:04 pm |
N/A 2025-01-15 |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
34,178 | $0 | 296,371 (Direct) |
View |
2021-07-01 Conversion |
2021-07-06 5:04 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
17,089 | $0 | 296,371 (Direct) |
View |
2021-07-01 Exercise |
2021-07-06 5:03 pm |
N/A 2026-01-28 |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
178,492 | $0 | 708,239 (Direct) |
View |
2021-07-01 Conversion |
2021-07-06 5:03 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
89,246 | $0 | 708,239 (Direct) |
View |
2021-07-01 Exercise |
2021-07-06 5:02 pm |
N/A 2025-06-20 |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
5,624 | $0 | 206,928 (Direct) |
View |
2021-07-01 Conversion |
2021-07-06 5:02 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
2,812 | $0 | 206,928 (Direct) |
View |
2021-07-01 Exercise |
2021-07-06 5:02 pm |
N/A 2023-06-08 |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
457,602 | $0 | 78,109,979 (Direct) |
View |
2021-07-01 Conversion |
2021-07-06 5:02 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
228,801 | $0 | 78,109,979 (Direct) |
View |
2021-06-01 Exercise |
2021-06-03 5:18 pm |
N/A 2025-11-28 |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
12,500 | $0 | 373,542 (Direct) |
View |
2021-06-01 Conversion |
2021-06-03 5:18 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
6,250 | $0 | 373,542 (Direct) |
View |
2021-05-03 Exercise |
2021-05-05 5:03 pm |
N/A 2026-02-26 |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
22,500 | $0 | 14,898,770 (Direct) |
View |
2021-05-03 Conversion |
2021-05-05 5:03 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
5,637 | $0 | 14,898,770 (Direct) |
View |
2021-05-03 Exercise |
2021-05-05 5:02 pm |
N/A 2025-11-28 |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
15,000 | $0 | 234,642 (Direct) |
View |
2021-05-03 Conversion |
2021-05-05 5:02 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
7,500 | $0 | 234,642 (Direct) |
View |
2021-05-03 Exercise |
2021-05-05 5:02 pm |
N/A 2026-02-26 |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
12,500 | $0 | 376,875 (Direct) |
View |
2021-05-03 Conversion |
2021-05-05 5:02 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
6,250 | $0 | 376,875 (Direct) |
View |
2021-05-03 Exercise |
2021-05-05 5:01 pm |
N/A 2025-02-21 |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
112,812 | $0 | 2,283,849 (Direct) |
View |
2021-05-03 Conversion |
2021-05-05 5:01 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
56,406 | $0 | 2,283,849 (Direct) |
View |
2021-05-03 Exercise |
2021-05-05 5:01 pm |
N/A 2025-06-20 |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
46,500 | $0 | 487,584 (Direct) |
View |
2021-05-03 Conversion |
2021-05-05 5:01 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
23,250 | $0 | 487,584 (Direct) |
View |
2021-04-01 Exercise |
2021-04-05 5:25 pm |
N/A 2026-01-28 |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
178,492 | $0 | 886,039 (Direct) |
View |
2021-04-01 Conversion |
2021-04-05 5:25 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
89,246 | $0 | 886,039 (Direct) |
View |
2021-04-01 Exercise |
2021-04-05 5:19 pm |
N/A 2023-06-08 |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
457,602 | $0 | 78,469,269 (Direct) |
View |
2021-04-01 Conversion |
2021-04-05 5:19 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
228,801 | $0 | 78,469,269 (Direct) |
View |
2021-04-01 Exercise |
2021-04-05 5:16 pm |
N/A 2025-01-15 |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
34,178 | $0 | 296,371 (Direct) |
View |
2021-04-01 Conversion |
2021-04-05 5:16 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
17,089 | $0 | 296,371 (Direct) |
View |
2021-04-01 Exercise |
2021-04-05 5:15 pm |
N/A 2024-05-10 |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
8,752 | $0 | 210,669 (Direct) |
View |
2021-04-01 Conversion |
2021-04-05 5:15 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
4,376 | $0 | 210,669 (Direct) |
View |