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 |
2020-06-29 Sale |
2020-07-01 5:40 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $30.84 | $92,530 | 208,747 (Indirect Direct) |
View |
2020-06-25 Sale |
2020-06-29 6:05 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $32.53 | $97,577 | 211,747 (Indirect Direct) |
View |
2020-06-24 Sale |
2020-06-26 5:02 pm |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
1,136,007 | $32.51 | $36,931,024 | 56,602 (Indirect Direct) |
View |
2020-06-23 Sale |
2020-06-25 5:07 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $33.29 | $99,867 | 214,747 (Indirect Direct) |
View |
2020-06-19 Sale |
2020-06-23 5:11 pm |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
5,000 | $32.79 | $163,950 | 343,199 (Direct) |
View |
2020-06-19 Sale |
2020-06-23 5:10 pm |
Slack Technologies Inc. | WORK | Zell Brandon Chief Accounting Officer |
37,733 | $33.17 | $1,251,604 | 155,601 (Direct) |
View |
2020-06-19 Sale |
2020-06-23 5:10 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $33.55 | $100,636 | 217,747 (Indirect Direct) |
View |
2020-06-17 Sale |
2020-06-19 5:01 pm |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
145,000 | $33.88 | $4,912,684 | 39,986,016 (Direct) |
View |
2020-06-17 Sale |
2020-06-19 5:00 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $33.29 | $99,859 | 220,747 (Indirect Direct) |
View |
2020-06-15 Sale |
2020-06-17 5:19 pm |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
6,565 | $30 | $196,950 | 44,972 (Direct) |
View |
2020-06-15 Sale |
2020-06-17 5:19 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $30.83 | $92,477 | 223,747 (Indirect Direct) |
View |
2020-06-11 Sale |
2020-06-15 5:26 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $31.16 | $93,467 | 226,747 (Indirect Direct) |
View |
2020-06-10 Sale |
2020-06-12 4:59 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
5,000 | $32.08 | $160,400 | 272,135 (Direct) |
View |
2020-06-09 Sale |
2020-06-11 5:13 pm |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
50,000 | $31.5 | $1,575,000 | 639,650 (Indirect) |
View |
2020-06-09 Sale |
2020-06-11 5:12 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $31.62 | $94,858 | 229,747 (Indirect Direct) |
View |
2020-06-08 Sale |
2020-06-10 5:13 pm |
Slack Technologies Inc. | WORK | Frati Robert Sr VP Sales, Customer Success |
5,000 | $31.25 | $156,261 | 348,199 (Direct) |
View |
2020-06-08 Sale |
2020-06-10 5:13 pm |
Slack Technologies Inc. | WORK | Yehoshua Tamar Chief Product Officer |
100,000 | $31.18 | $3,118,200 | 51,537 (Direct) |
View |
2020-06-08 Sale |
2020-06-10 5:12 pm |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
125,000 | $31.78 | $3,972,935 | 165,001 (Direct) |
View |
2020-06-05 Sale |
2020-06-09 5:01 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $31.42 | $94,267 | 232,747 (Indirect Direct) |
View |
2020-06-03 Sale |
2020-06-05 5:20 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $38.95 | $116,847 | 235,747 (Indirect Direct) |
View |
2020-06-03 Sale |
2020-06-05 5:20 pm |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
184,729 | $39.96 | $7,381,771 | 381,280 (Indirect) |
View |
2020-06-01 Sale |
2020-06-03 5:27 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $36.64 | $109,924 | 238,747 (Indirect Direct) |
View |
2020-06-01 Sale |
2020-06-03 5:27 pm |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
27,562 | $36.4 | $1,003,257 | 540,453 (Direct) |
View |
2020-06-01 Sale |
2020-06-03 5:26 pm |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
4,708 | $36.4 | $171,371 | 2,399,687 (Indirect Direct) |
View |
2020-05-29 Sale |
2020-06-02 5:44 pm |
Slack Technologies Inc. | WORK | OFARRELL JOHN Director |
20,000 | $35.29 | $705,800 | 1,048,138 (Indirect) |
View |
2020-05-28 Sale |
2020-06-01 5:06 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $32.98 | $98,940 | 241,747 (Indirect Direct) |
View |
2020-05-26 Sale |
2020-05-28 6:43 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $32.15 | $96,450 | 16,503,411 (Indirect Direct) |
View |
2020-05-21 Sale |
2020-05-26 5:02 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $31.75 | $95,265 | 97,747 (Indirect Direct) |
View |
2020-05-19 Sale |
2020-05-21 5:00 pm |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
3,000 | $30.12 | $90,360 | 100,747 (Indirect 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 |
2020-06-24 Gift |
2020-06-26 5:02 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
7,112 | $0 | 56,602 (Indirect) |
View |
2020-06-19 Option Award |
2020-06-23 8:00 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Jordan Sheila B Director |
5,854 | $0 | 15,671 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:59 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Friar Sarah Director |
5,854 | $0 | 411,871 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:59 pm |
N/A N/A |
Slack Technologies Inc. | WORK | MCNAMARA MICHAEL M Director |
5,854 | $0 | 19,795 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:59 pm |
N/A N/A |
Slack Technologies Inc. | WORK | OFARRELL JOHN Director |
5,854 | $0 | 1,053,992 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:58 pm |
N/A N/A |
Slack Technologies Inc. | WORK | SMITH GRAHAM Director |
5,854 | $0 | 65,854 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:58 pm |
N/A N/A |
Slack Technologies Inc. | WORK | COOPER EDITH W Director |
5,854 | $0 | 159,657 (Direct) |
View |
2020-06-19 Option Award |
2020-06-23 7:58 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Braccia Andrew Director |
5,854 | $0 | 1,457,701 (Direct) |
View |
2020-06-18 Conversion |
2020-06-22 6:49 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel Growth Fund III L.P. Accel Growth Fund III Strategic Partners L.P. Accel Growth Fund III Associates L.L.C. Accel Growth Fund Investors 2014 L.L.C. 10% Owner |
4,124,032 | $0 | 16,503,874 (Direct) |
View |
2020-06-18 Other |
2020-06-22 6:49 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel Growth Fund III L.P. Accel Growth Fund III Strategic Partners L.P. Accel Growth Fund III Associates L.L.C. Accel Growth Fund Investors 2014 L.L.C. 10% Owner |
8,250,000 | $0 | 16,503,874 (Direct) |
View |
2020-06-18 Conversion |
2020-06-19 5:01 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Butterfield Stewart Chief Executive Officer |
120,000 | $0 | 39,986,016 (Direct) |
View |
2020-06-12 Conversion |
2020-06-16 5:01 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel XI L.P. Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. Accel Investors 2013 L.L.C. 10% Owner |
8,645,788 | $0 | 8,645,788 (Direct) |
View |
2020-06-12 Other |
2020-06-16 5:01 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel XI L.P. Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. Accel Investors 2013 L.L.C. 10% Owner |
8,645,788 | $0 | 8,645,788 (Direct) |
View |
2020-06-05 Conversion |
2020-06-09 5:20 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel XI L.P. Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. Accel Investors 2013 L.L.C. 10% Owner |
4,288,553 | $0 | 17,245,788 (Direct) |
View |
2020-06-05 Other |
2020-06-09 5:20 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Accel XI L.P. Accel XI Strategic Partners L.P. Accel XI Associates L.L.C. Accel Investors 2013 L.L.C. 10% Owner |
8,600,000 | $0 | 17,245,788 (Direct) |
View |
2020-06-01 Conversion |
2020-06-03 5:27 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
54,892 | $0 | 540,453 (Direct) |
View |
2020-06-01 Exercise |
2020-06-03 5:27 pm |
N/A 2024-02-10 |
Slack Technologies Inc. | WORK | Schellhase David General Counsel and Secretary |
109,784 | $0 | 540,453 (Direct) |
View |
2020-06-01 Conversion |
2020-06-03 5:26 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
9,375 | $0 | 2,399,687 (Direct) |
View |
2020-06-01 Exercise |
2020-06-03 5:26 pm |
N/A 2024-05-10 |
Slack Technologies Inc. | WORK | Shim Allen Chief Financial Officer |
18,750 | $0 | 2,399,687 (Direct) |
View |
2020-05-27 Conversion |
2020-05-28 6:43 pm |
N/A N/A |
Slack Technologies Inc. | WORK | Henderson Cal Chief Technology Officer |
150,000 | $0 | 16,503,411 (Indirect) |
View |
2020-05-18 Conversion |
2020-05-20 5:06 pm |
N/A N/A |
Slack Technologies Inc. | WORK | SMITH GRAHAM Director |
60,000 | $0 | 210,000 (Direct) |
View |