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 |
2021-01-04 Sale |
2021-01-06 8:39 pm |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,386 | $82.56 | $196,999 | 29,046 (Indirect Direct) |
View |
2020-12-17 Sale |
2020-12-18 7:47 pm |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
1,618 | $86.1 | $139,310 | 32,429 (Indirect Direct) |
View |
2020-10-01 Sale |
2020-10-05 5:50 pm |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
1,000 | $73.59 | $73,590 | 4,533 (Indirect Direct) |
View |
2020-09-10 Sale |
2020-09-14 8:43 pm |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
1,000 | $60 | $60,000 | 5,533 (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 |
2021-01-04 Exercise |
2021-01-06 8:39 pm |
N/A 2025-03-10 |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,500 | $0 | 29,046 (Direct) |
View |
2021-01-04 Tax Withholding |
2021-01-06 8:39 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
997 | $77.27 | 29,046 (Direct) |
View |
2021-01-04 Exercise |
2021-01-06 8:39 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,500 | $0.93 | 29,046 (Direct) |
View |
2020-12-16 Exercise |
2020-12-18 7:47 pm |
N/A 2025-03-10 |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,500 | $0 | 32,429 (Direct) |
View |
2020-12-16 Exercise |
2020-12-18 7:47 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,500 | $0.93 | 32,429 (Direct) |
View |
2020-12-16 Tax Withholding |
2020-12-18 7:47 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
882 | $89.38 | 32,429 (Direct) |
View |
2020-11-13 Option Award |
2020-11-17 8:49 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
132 | $45.45 | 4,665 (Direct) |
View |