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 |
2024-01-16 Sale |
2024-01-17 5:21 pm |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
3,357 | $2.71 | $9,097 | 271,299 (Direct) |
View |
2024-01-16 Sale |
2024-01-17 5:20 pm |
Mersana Therapeutics Inc. | MRSN | Mandelia Ashish VP, Chief Accounting Officer |
5,025 | $2.71 | $13,618 | 137,018 (Direct) |
View |
2024-01-16 Sale |
2024-01-17 5:19 pm |
Mersana Therapeutics Inc. | MRSN | Lowinger Timothy B SVP, Chief Sci.&Tech. Officer |
10,409 | $2.71 | $28,208 | 519,328 (Direct) |
View |
2024-01-16 Sale |
2024-01-17 5:18 pm |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
4,381 | $2.71 | $11,873 | 334,278 (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 |
2024-01-16 Sale |
2024-01-17 5:16 pm |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
3,431 | $2.71 | $9,298 | 361,135 (Direct) |
View |
2023-10-26 Sale |
2023-10-27 4:07 pm |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
1,912 | $1.13 | $2,161 | 21,233 (Direct) |
View |
2023-08-17 Sale |
2023-08-18 4:01 pm |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
1,908 | $1.18 | $2,251 | 24,007 (Direct) |
View |
2023-04-27 Sale |
2023-04-28 4:15 pm |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
3,944 | $3.89 | $15,342 | 20,326 (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 |
2024-01-13 Exercise |
2024-01-17 5:21 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
8,541 | $0 | 271,299 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:21 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
229,167 | $0 | 271,299 (Direct) |
View |
2024-01-13 Exercise |
2024-01-17 5:20 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Mandelia Ashish VP, Chief Accounting Officer |
12,780 | $0 | 137,018 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:20 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | Mandelia Ashish VP, Chief Accounting Officer |
91,667 | $0 | 137,018 (Direct) |
View |
2024-01-13 Exercise |
2024-01-17 5:19 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Lowinger Timothy B SVP, Chief Sci.&Tech. Officer |
29,375 | $0 | 519,328 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:19 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | Lowinger Timothy B SVP, Chief Sci.&Tech. Officer |
275,000 | $0 | 519,328 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:19 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | Huber Martin H. Jr. President, CEO |
243,375 | $0 | 243,375 (Direct) |
View |
2024-01-13 Exercise |
2024-01-17 5:18 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
11,458 | $0 | 334,278 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:18 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
275,000 | $0 | 334,278 (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 |
2024-01-13 Exercise |
2024-01-17 5:16 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
8,750 | $0 | 361,135 (Direct) |
View |
2024-01-15 Option Award |
2024-01-17 5:16 pm |
N/A 2034-01-14 |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
320,833 | $0 | 361,135 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:15 pm |
N/A 2034-01-01 |
Mersana Therapeutics Inc. | MRSN | Alleva Lawrence M Director |
7,763 | $0 | 7,763 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:14 pm |
N/A 2034-01-01 |
Mersana Therapeutics Inc. | MRSN | Hege Kristen Director |
6,447 | $0 | 6,447 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:11 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Dere Willard H Director |
6,112 | $0 | 39,182 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 4:11 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MOTT DAVID M Director |
8,810 | $0 | 598,289 (Direct) |
View |
2023-10-25 Exercise |
2023-10-27 4:07 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
6,250 | $0 | 21,233 (Direct) |
View |
2023-10-02 Option Award |
2023-10-04 4:31 pm |
N/A 2033-10-01 |
Mersana Therapeutics Inc. | MRSN | Huber Martin H. Jr. President, CEO |
9,102 | $0 | 9,102 (Direct) |
View |
2023-10-02 Option Award |
2023-10-04 4:30 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Dere Willard H Director |
11,011 | $0 | 33,070 (Direct) |
View |
2023-10-02 Option Award |
2023-10-04 4:29 pm |
N/A 2033-10-01 |
Mersana Therapeutics Inc. | MRSN | Hege Kristen Director |
9,523 | $0 | 9,523 (Direct) |
View |
2023-10-02 Option Award |
2023-10-04 4:27 pm |
N/A 2033-10-01 |
Mersana Therapeutics Inc. | MRSN | Alleva Lawrence M Director |
14,047 | $0 | 14,047 (Direct) |
View |
2023-10-02 Option Award |
2023-10-04 4:26 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MOTT DAVID M Director |
15,873 | $0 | 589,479 (Direct) |
View |
2023-09-11 Option Award |
2023-09-13 4:02 pm |
N/A 2033-09-10 |
Mersana Therapeutics Inc. | MRSN | Protopapas Anna Director |
16,643 | $0 | 396,744 (Direct) |
View |
2023-09-11 Option Award |
2023-09-13 4:01 pm |
N/A 2033-09-10 |
Mersana Therapeutics Inc. | MRSN | Huber Martin H. Jr. President, CEO |
1,667,000 | $0 | 1,667,000 (Direct) |
View |
2023-09-05 Option Award |
2023-09-07 5:59 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
50,000 | $0 | 50,000 (Direct) |
View |
2023-09-05 Option Award |
2023-09-07 5:57 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Lowinger Timothy B SVP, Chief Sci.&Tech. Off. |
50,000 | $0 | 50,000 (Direct) |
View |
2023-09-05 Option Award |
2023-09-07 5:55 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Mandelia Ashish VP, Chief Accounting Officer |
30,000 | $0 | 30,000 (Direct) |
View |
2023-09-05 Option Award |
2023-09-07 5:53 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
50,000 | $0 | 50,000 (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 |
Ownership |
2023-09-07 5:46 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Bala Mohan SVP, Chief Development Officer |
0 | $0 | 378,145 (Direct) |
View |
2023-08-16 Exercise |
2023-08-18 4:01 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MISRA TUSHAR SVP, Chief Manuf. Officer |
6,250 | $0 | 24,007 (Direct) |
View |
Ownership |
2023-07-31 1:55 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | EcoR1 Capital LLC 10% Owner |
0 | $0 | 19,364,688 (Indirect) |
View |
2023-07-03 Option Award |
2023-07-06 4:24 pm |
N/A 2033-07-02 |
Mersana Therapeutics Inc. | MRSN | Alleva Lawrence M Director |
5,391 | $0 | 5,391 (Direct) |
View |
2023-07-03 Option Award |
2023-07-06 4:23 pm |
N/A 2033-07-02 |
Mersana Therapeutics Inc. | MRSN | Huber Martin H. Jr. Director |
4,477 | $0 | 4,477 (Direct) |
View |
2023-07-03 Option Award |
2023-07-06 4:21 pm |
N/A 2033-07-02 |
Mersana Therapeutics Inc. | MRSN | Hege Kristen Director |
3,654 | $0 | 3,654 (Direct) |
View |
2023-07-03 Option Award |
2023-07-06 4:19 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Dere Willard H Director |
4,217 | $0 | 22,059 (Direct) |
View |
2023-07-03 Option Award |
2023-07-06 4:18 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | MOTT DAVID M Director |
6,079 | $0 | 573,606 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 5:25 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Hack Andrew A. F. Director |
32,822 | $0 | 8,696,495 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:19 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Diaz Allene M. Director |
32,822 | $0 | 32,822 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:17 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Hege Kristen Director |
32,822 | $0 | 32,822 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:16 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Huber Martin H. Jr. Director |
32,822 | $0 | 32,822 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:15 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | MOTT DAVID M Director |
32,822 | $0 | 585,882 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:14 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Alleva Lawrence M Director |
32,822 | $0 | 34,942 (Direct) |
View |
2023-06-08 Option Award |
2023-06-12 4:13 pm |
N/A 2033-06-07 |
Mersana Therapeutics Inc. | MRSN | Dere Willard H Director |
32,822 | $0 | 36,197 (Direct) |
View |
2023-04-26 Exercise |
2023-04-28 4:15 pm |
N/A N/A |
Mersana Therapeutics Inc. | MRSN | Carvajal Alejandra SVP, Chief Legal Officer |
13,250 | $0 | 20,326 (Direct) |
View |