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 |
| 2024-10-02 Sale | 2024-10-07 5:48 pm | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO & CFO | 13,687 | $1.9836 | $27,150 | 94,824 (Direct) | View |
| 2024-01-16 Sale | 2024-01-17 5:18 pm | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO & CFO | 9,327 | $2.71 | $25,276 | 424,094 (Direct) | View |
| 2023-01-17 Sale | 2023-01-18 8:12 pm | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, Chief Financial Officer | 5,131 | $5.74 | $29,452 | 287,989 (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 |
| 2024-10-01 Exercise | 2024-10-07 5:48 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO & CFO | 50,000 | $0 | 94,824 (Direct) | View |
| 2024-01-13 Exercise | 2024-01-17 5:18 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO & CFO | 26,458 | $0 | 424,094 (Direct) | View |
| 2024-01-15 Option Award | 2024-01-17 5:18 pm | N/A 2034-01-14 | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO & CFO | 320,833 | $0 | 424,094 (Direct) | View |
| 2023-09-05 Option Award | 2023-09-07 5:51 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, COO and CFO | 50,000 | $0 | 50,000 (Direct) | View |
| 2023-01-14 Exercise | 2023-01-18 8:12 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, Chief Financial Officer | 16,458 | $0 | 287,989 (Direct) | View |
| 2023-01-13 Option Award | 2023-01-18 8:12 pm | N/A 2033-01-12 | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian SVP, Chief Financial Officer | 220,000 | $0 | 287,989 (Direct) | View |
| 2022-01-14 Exercise | 2022-01-19 5:45 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Chief Financial Officer | 20,416 | $0 | 181,739 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-19 5:45 pm | N/A 2032-01-13 | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Chief Financial Officer | 137,500 | $0 | 181,739 (Direct) | View |
| 2021-01-15 Exercise | 2021-01-20 7:04 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Sr. VP., FIN, Product Strategy | 3,959 | $0 | 155,797 (Direct) | View |
| 2021-01-15 Tax Withholding | 2021-01-20 7:04 pm | N/A N/A | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Sr. VP., FIN, Product Strategy | 1,162 | $21.09 | 155,797 (Direct) | View |
| 2021-01-15 Option Award | 2021-01-20 7:04 pm | N/A 2031-01-15 | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Sr. VP., FIN, Product Strategy | 137,500 | $0 | 155,797 (Direct) | View |
| 2020-01-15 Option Award | 2020-01-16 4:34 pm | N/A 2030-01-15 | Mersana Therapeutics Inc. | MRSN | DeSchuytner Brian Sr. VP., FIN, Product Strategy | 87,083 | $0 | 87,083 (Direct) | View |