03/03/2025
7:50 AM | Mersana Therapeutics (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
03/03/2025
6:27 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
02/14/2025
5:15 PM | Mersana Therapeutics (Subject)
Venrock Healthcare Capital Partners III, L.P. (Filed by)
| Form SCHEDULE 13G/A | |
02/05/2025
12:23 PM | BlackRock, Inc. (Filed by)
Mersana Therapeutics (Subject)
| Form SCHEDULE 13G/A | |
02/05/2025
7:08 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/17/2025
6:20 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:21 PM | Huber Martin H. Jr. (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:25 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:26 PM | Mersana Therapeutics (Issuer)
Protopapas Anna (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:27 PM | Mandelia Ashish (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:02 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
Get the Latest News and Ratings for MRSN and Related Stocks Enter your email address below to receive the latest news and analysts' ratings for Mersana Therapeutics and its competitors with MarketBeat's FREE daily newsletter. |
01/17/2025
6:04 PM | Mersana Therapeutics (Subject)
Protopapas Anna (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/17/2025
6:04 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/17/2025
6:05 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/17/2025
6:05 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/17/2025
6:05 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/17/2025
6:18 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/17/2025
6:18 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
4:19 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/16/2025
4:20 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/16/2025
4:21 PM | Mersana Therapeutics (Subject)
Protopapas Anna (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/16/2025
4:23 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
4:23 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
4:24 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
4:25 PM | Mandelia Ashish (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/16/2025
4:25 PM | Mersana Therapeutics (Issuer)
Protopapas Anna (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:16 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:17 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:17 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:18 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:19 PM | Mandelia Ashish (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:20 PM | Mersana Therapeutics (Issuer)
Protopapas Anna (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/15/2025
8:15 PM | Mersana Therapeutics (Subject)
Protopapas Anna (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
01/14/2025
3:10 PM | Mersana Therapeutics (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
01/10/2025
7:32 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
12/30/2024
3:12 PM | Charoub Ian (Reporting)
Constantinides Costas (Reporting)
Mersana Therapeutics (Issuer)
Nextech Crossover I GP S.a r.l. (Reporting)
NEXTECH CROSSOVER I SCSP (Reporting)
Sgobbo Rocco (Reporting)
| Form 3
Initial statement of beneficial ownership of securities | |
12/26/2024
3:29 PM | Mersana Therapeutics (Subject)
Nextech Crossover I GP S.a r.l. (Filed by)
| Form SCHEDULE 13G/A | |
12/23/2024
6:50 PM | EcoR1 Capital, LLC (Filed by)
Mersana Therapeutics (Subject)
| Form SCHEDULE 13G/A | |
12/23/2024
6:42 PM | EcoR1 Capital, LLC (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/19/2024
4:01 PM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
11/14/2024
4:45 PM | Mersana Therapeutics (Subject)
Nextech Crossover I GP S.a r.l. (Filed by)
| Form SC 13G/A | |
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11/14/2024
5:01 AM | BALYASNY ASSET MANAGEMENT L.P. (Filed by)
Mersana Therapeutics (Subject)
| Form SC 13G/A | |
11/13/2024
7:50 AM | Mersana Therapeutics (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
11/13/2024
6:27 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
10/29/2024
3:43 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/29/2024
3:26 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
10/15/2024
5:55 AM | Mersana Therapeutics (Subject)
SILVERARC CAPITAL MANAGEMENT, LLC (Filed by)
| Form SC 13G/A | |
10/07/2024
4:46 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/07/2024
4:47 PM | Mandelia Ashish (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/07/2024
4:47 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/07/2024
4:48 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/07/2024
4:48 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/07/2024
4:18 PM | Lowinger Timothy B (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
10/07/2024
4:18 PM | DeSchuytner Brian (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
10/07/2024
4:19 PM | Carvajal Alejandra (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
10/07/2024
4:20 PM | Bala Mohan (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
10/03/2024
7:08 PM | Alleva Lawrence M (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
09/13/2024
4:06 PM | Huber Martin H. Jr. (Reporting)
Mersana Therapeutics (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
09/13/2024
4:08 PM | Huber Martin H. Jr. (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/13/2024
7:59 AM | Mersana Therapeutics (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
08/13/2024
6:18 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/12/2024
4:31 PM | Hack Andrew A. F. (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:49 PM | Alleva Lawrence M (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:51 PM | Dere Willard H (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:51 PM | Diaz Allene M. (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:52 PM | Hege Kristen (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:53 PM | Mersana Therapeutics (Issuer)
MOTT DAVID M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/12/2024
3:54 PM | Mersana Therapeutics (Issuer)
Protopapas Anna (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/17/2024
7:26 AM | Mersana Therapeutics (Subject)
Nextech Crossover I GP S.a r.l. (Filed by)
| Form SC 13G | |
05/09/2024
11:15 PM | Mersana Therapeutics (Filer)
| Form EFFECT | |
05/09/2024
4:06 PM | Mersana Therapeutics (Filer)
| Form 424B5 | |
05/09/2024
8:00 AM | Mersana Therapeutics (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
05/09/2024
6:10 AM | Mersana Therapeutics (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/26/2024
5:25 AM | Mersana Therapeutics (Filer)
| Form ARS | |
04/26/2024
5:02 AM | Mersana Therapeutics (Filer)
| Form DEF 14A | |
04/26/2024
5:04 AM | Mersana Therapeutics (Filer)
| Form DEFA14A | |
04/03/2024
7:14 PM | Alleva Lawrence M (Reporting)
Mersana Therapeutics (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
