News + Filings Holdings
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DAFNA Capital Management LLC
> MRSN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Mersana Therapeutics, Inc. | MRSN | 810,845 | 299,982 | 2,667,680,000 | 568,033,000 | $3,290.00 |
| 03/31/2023 | Mersana Therapeutics, Inc. | MRSN | 510,863 | 97,400 | 2,099,647,000 | -323,246,000 | $4,110.00 |
| 12/31/2022 | Mersana Therapeutics, Inc. | MRSN | 413,463 | 35,700 | 2,422,893,000 | 2,420,339,000 | $5,860.00 |
| 09/30/2022 | Mersana Therapeutics, Inc. | MRSN | 377,763 | -29,000 | 2,554,000 | 675,000 | $6.76 |
| 06/30/2022 | Mersana Therapeutics, Inc. | MRSN | 406,763 | 54,000 | 1,879,000 | 471,000 | $4.62 |
| 03/31/2022 | Mersana Therapeutics, Inc. | MRSN | 352,763 | 212,500 | 1,408,000 | 536,000 | $3.99 |
| 12/31/2021 | Mersana Therapeutics, Inc. | MRSN | 140,263 | 0 | 872,000 | -451,000 | $6.22 |
| 09/30/2021 | Mersana Therapeutics, Inc. | MRSN | 140,263 | 12,000 | 1,323,000 | -419,000 | $9.43 |
| 06/30/2021 | Mersana Therapeutics, Inc. | MRSN | 128,263 | 79,000 | 1,742,000 | 431,000 | $13.58 |
| 12/31/2020 | Mersana Therapeutics, Inc. | MRSN | 49,263 | -103,500 | 1,311,000 | -1,533,000 | $26.61 |
| 09/30/2020 | Mersana Therapeutics, Inc. | MRSN | 152,763 | -117,400 | 2,844,000 | -3,478,000 | $18.62 |
| 06/30/2020 | Mersana Therapeutics, Inc. | MRSN | 270,163 | -131,456 | 6,322,000 | 3,981,000 | $23.40 |
| 03/31/2020 | Mersana Therapeutics, Inc. | MRSN | 401,619 | 293,156 | 2,341,000 | 1,720,000 | $5.83 |
| 12/31/2019 | Mersana Therapeutics, Inc. | MRSN | 108,463 | -393,273 | 621,000 | -172,000 | $5.73 |
| 09/30/2019 | Mersana Therapeutics, Inc. | MRSN | 501,736 | 226,500 | 793,000 | -322,000 | $1.58 |
| 06/30/2019 | Mersana Therapeutics, Inc. | MRSN | 275,236 | -128,064 | 1,115,000 | -1,006,000 | $4.05 |
| 03/31/2019 | Mersana Therapeutics, Inc. | MRSN | 403,300 | 403,300 | 2,121,000 | 2,121,000 | $5.26 |
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