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 |
2020-11-04 Sale |
2020-11-04 8:28 pm |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
605 | $50 | $30,250 | 470,913 (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 |
2020-10-02 Sale |
2020-10-05 5:49 pm |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
1,830 | $73.5 | $134,505 | 471,908 (Direct) |
View |
2020-09-18 Sale |
2020-09-18 7:14 pm |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
609 | $77.91 | $47,447 | 474,758 (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 |
2020-09-10 Purchase |
2020-09-14 8:43 pm |
IGM Biosciences Inc. | IGMS | BEHRENS M KATHLEEN Director |
30,000 | $60.78 | $1,823,408 | 113,214 (Indirect Direct) |
View |
2020-09-04 Purchase |
2020-09-09 7:41 pm |
IGM Biosciences Inc. | IGMS | Redmile Group LLC Green Jeremy Director 10% Owner |
144,806 | $50.52 | $7,316,025 | 3,425,811 (Indirect) |
View |
2020-09-08 Sale |
2020-09-09 7:17 pm |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
602 | $50.2 | $30,220 | 116,518 (Direct) |
View |
2020-09-01 Purchase |
2020-09-03 7:57 pm |
IGM Biosciences Inc. | IGMS | Redmile Group LLC Green Jeremy Director 10% Owner |
136,649 | $47.21 | $6,450,802 | 3,281,005 (Indirect) |
View |
2020-08-27 Sale |
2020-08-28 6:32 pm |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
605 | $45.13 | $27,301 | 116,518 (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 |
2020-11-02 Exercise |
2020-11-04 8:28 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $1.39 | 470,913 (Direct) |
View |
2020-11-02 Tax Withholding |
2020-11-04 8:28 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
345 | $52.39 | 470,913 (Direct) |
View |
2020-11-02 Exercise |
2020-11-04 8:28 pm |
N/A 2028-12-30 |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $0 | 470,913 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 7:32 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Topsoe Jakob Haldor Director 10% Owner |
178 | $0 | 10,344,402 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 7:31 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Topsoe Christina Teng Director 10% Owner |
357 | $0 | 10,324,899 (Direct) |
View |
2020-07-17 Gift |
2020-10-05 7:30 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | LOBERG MICHAEL D Director |
535 | $0 | 41,408 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 7:30 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | LOBERG MICHAEL D Director |
535 | $0 | 41,408 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 7:29 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | BEHRENS M KATHLEEN Director |
357 | $0 | 113,571 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 6:40 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | BAKER BROS. ADVISORS LP 667 L.P. Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP BAKER FELIX BAKER JULIAN Director 10% Owner |
223 | $0 | 2,883,873 (Indirect) |
View |
2020-10-01 Exercise |
2020-10-05 5:49 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
2,850 | $1.39 | 471,908 (Direct) |
View |
2020-10-01 Tax Withholding |
2020-10-05 5:49 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
1,020 | $76.13 | 471,908 (Direct) |
View |
2020-10-01 Exercise |
2020-10-05 5:49 pm |
N/A 2028-12-30 |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
2,850 | $0 | 471,908 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:13 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Lee Michael Stewart Director |
178 | $0 | 534 (Direct) |
View |
2020-10-01 Option Award |
2020-10-05 4:12 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Redmile Group LLC Green Jeremy Director 10% Owner |
178 | $0 | 3,425,989 (Indirect) |
View |
2020-09-17 Exercise |
2020-09-18 7:14 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $1.39 | 474,758 (Direct) |
View |
2020-09-17 Exercise |
2020-09-18 7:14 pm |
N/A 2028-12-30 |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $0 | 474,758 (Direct) |
View |
2020-09-17 Tax Withholding |
2020-09-18 7:14 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
341 | $71.14 | 474,758 (Direct) |
View |
2020-09-01 Tax Withholding |
2020-09-03 5:52 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
348 | $44.77 | 476,310 (Direct) |
View |
2020-09-01 Exercise |
2020-09-03 5:52 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $1.39 | 476,310 (Direct) |
View |
2020-09-01 Exercise |
2020-09-03 5:52 pm |
N/A 2028-12-30 |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $0 | 476,310 (Direct) |
View |
2020-08-11 Exercise |
2020-08-13 4:35 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $1.39 | 477,263 (Direct) |
View |
2020-08-11 Exercise |
2020-08-13 4:35 pm |
N/A 2028-12-30 |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
950 | $0 | 477,263 (Direct) |
View |
2020-08-11 Tax Withholding |
2020-08-13 4:35 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Chen Daniel ShinYu Chief Medical Officer |
345 | $53.26 | 477,263 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 8:58 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Topsoe Jakob Haldor Director |
178 | $0 | 10,344,224 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 8:40 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Topsoe Christina Teng Director |
357 | $0 | 10,324,542 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 7:37 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Lee Michael Stewart Director |
178 | $0 | 356 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 7:36 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Redmile Group LLC Green Jeremy Director 10% Owner |
178 | $0 | 3,144,356 (Indirect) |
View |
2020-07-01 Option Award |
2020-07-06 7:31 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | BEHRENS M KATHLEEN Director |
357 | $0 | 83,214 (Direct) |
View |
2020-04-09 Gift |
2020-07-06 7:29 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | LOBERG MICHAEL D Director |
80,141 | $0 | 1,070 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 7:29 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | LOBERG MICHAEL D Director |
535 | $0 | 1,070 (Direct) |
View |
2020-07-01 Option Award |
2020-07-06 5:02 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | BAKER BROS. ADVISORS LP 667 L.P. Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP BAKER FELIX BAKER JULIAN Director 10% Owner |
223 | $0 | 2,883,650 (Indirect) |
View |
2020-06-04 Exercise |
2020-06-08 6:40 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
150 | $40.27 | 186,300 (Indirect) |
View |
2020-06-04 Tax Withholding |
2020-06-08 6:40 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
104 | $58.4 | 186,300 (Indirect) |
View |
2020-06-04 Exercise |
2020-06-08 6:40 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,837 | $1.39 | 186,300 (Indirect) |
View |
2020-06-04 Exercise |
2020-06-08 6:40 pm |
N/A 2029-02-01 |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
2,987 | $0 | 186,300 (Indirect) |
View |
2020-05-15 Option Award |
2020-05-19 8:09 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Keyt Bruce Chief Scientific Officer |
3,650 | $13.6 | 3,650 (Direct) |
View |
2020-05-15 Option Award |
2020-05-19 8:05 pm |
N/A N/A |
IGM Biosciences Inc. | IGMS | Schwarzer Fred CEO and President |
1,096 | $13.6 | 197,814 (Direct) |
View |