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 |
| 2021-07-16 Sale |
2021-07-19 8:50 pm |
Mersana Therapeutics Inc. | MRSN | Kaufman Michael J. Chief Manufacturing Officer |
12,088 | $12.24 | $147,897 | 32,622 (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 |
| 2021-07-15 Exercise |
2021-07-19 8:50 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Kaufman Michael J. Chief Manufacturing Officer |
40,000 | $0 | 32,622 (Direct) |
View |
| 2021-01-15 Tax Withholding |
2021-01-20 7:04 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Kaufman Michael J. Sr VP, Chemistry, Man.&Control |
1,957 | $21.09 | 162,210 (Direct) |
View |
| 2021-01-15 Exercise |
2021-01-20 7:04 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Kaufman Michael J. Sr VP, Chemistry, Man.&Control |
6,667 | $0 | 162,210 (Direct) |
View |
| 2021-01-15 Option Award |
2021-01-20 7:04 pm |
N/A 2031-01-15 |
Mersana Therapeutics Inc. | MRSN | Kaufman Michael J. Sr VP, Chemistry, Man.&Control |
137,500 | $0 | 162,210 (Direct) |
View |