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 |
2025-02-18 Sale |
2025-02-20 5:41 pm |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
18,372 | $36.83 | $676,622 | 311,991 (Direct) |
View |
2025-01-16 Sale |
2025-01-21 4:35 pm |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
22,308 | $44.2 | $985,951 | 330,363 (Direct) |
View |
2024-02-16 Sale |
2024-02-20 4:46 pm |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
11,614 | $15.74 | $182,842 | 352,671 (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 |
2025-03-10 Option Award |
2025-03-12 5:00 pm |
N/A 2035-03-10 |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
265,000 | $0 | 576,991 (Direct) |
View |
2025-02-13 Option Award |
2025-02-18 8:15 pm |
N/A 2035-02-12 |
LAVA Therapeutics NV | LVTX | Backstrom Jay T. Director |
33,390 | $0 | 33,390 (Direct) |
View |
Ownership |
2025-01-02 09:28 am |
N/A 2032-12-22 |
LAVA Therapeutics NV | LVTX | Backstrom Jay T. Director |
0 | $0 | 73,390 (Direct) |
View |
2024-02-12 Option Award |
2024-02-13 7:17 pm |
N/A 2034-02-12 |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
500,000 | $0 | 650,000 (Direct) |
View |
2023-02-13 Option Award |
2023-02-15 4:37 pm |
N/A 2033-02-13 |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CHIEF EXECUTIVE OFFICER |
350,000 | $0 | 350,000 (Direct) |
View |
2022-12-29 Option Award |
2023-01-03 5:05 pm |
N/A 2032-12-28 |
Disc Medicine Inc. | IRON | Backstrom Jay T. Director |
7,000 | $0 | 7,000 (Direct) |
View |
Ownership |
2023-01-03 5:00 pm |
N/A 2032-02-06 |
Disc Medicine Inc. | IRON | Backstrom Jay T. Director |
0 | $0 | 23,743 (Direct) |
View |
2022-09-20 Option Award |
2022-09-22 4:16 pm |
N/A 2032-09-20 |
Scholar Rock Holding Corp | SRRK | Backstrom Jay T. CEO-Elect |
1,000,000 | $0 | 1,000,000 (Direct) |
View |
2021-11-19 Equity Swap |
2021-11-22 09:04 am |
N/A N/A |
ACCELERON PHARMA INC | XLRN | Backstrom Jay T. EVP, Research and Development |
21,233 | $0 | 0 (Direct) |
View |
2021-01-29 Option Award |
2021-02-02 7:15 pm |
N/A 2031-01-29 |
ACCELERON PHARMA INC | XLRN | Backstrom Jay T. EVP, Research and Development |
26,305 | $0 | 41,677 (Direct) |
View |
2021-01-04 Tax Withholding |
2021-01-06 7:05 pm |
N/A N/A |
ACCELERON PHARMA INC | XLRN | Backstrom Jay T. EVP, Research and Development |
1,735 | $124.31 | 15,372 (Direct) |
View |