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Mersana Therapeutics shares owned by Rock Springs Capital Management

Quarter-by-quarter ownership of Mersana Therapeutics (MRSN) shares owned by Rock Springs Capital Management from 13F filings

Historical chart of Rock Springs Capital Management investment in Mersana Therapeutics

Tip: Access up to 7 years of quarterly data

All positions including Mersana Therapeutics held by Rock Springs Capital Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Mersana Therapeutics by Rock Springs Capital Management

Quarter filed Position value Share count Share price at filing
2024-06-30 $6.1M 3.0M 2.01
2024-03-31 $14M 3.0M 4.48
2023-09-30 $4.3M 3.4M 1.27
2023-06-30 $11M 3.4M 3.29
2023-03-31 $17M 4.1M 4.11
2022-12-31 $24M 4.1M 5.86
2022-09-30 $28M 4.1M 6.76
2022-06-30 $19M 4.1M 4.62
2022-03-31 $15M 3.8M 3.99
2021-12-31 $20M 3.2M 6.22
2021-09-30 $29M 3.0M 9.43
2021-06-30 $39M 2.8M 13.58
2021-03-31 $45M 2.8M 16.18
2020-12-31 $55M 2.1M 26.61
2020-09-30 $35M 1.9M 18.62
2020-06-30 $44M 1.9M 23.40
2020-03-31 $7.2M 1.2M 5.83
2019-12-31 $7.1M 1.2M 5.73
2019-09-30 $2.2M 1.4M 1.58
2019-06-30 $5.7M 1.4M 4.05
2019-03-31 $7.4M 1.4M 5.26
2018-12-31 $4.1M 1.0M 4.08
2018-09-30 $10M 1.0M 10.00
2018-06-30 $18M 1.0M 17.86
2018-03-31 $21M 1.3M 15.77
2017-12-31 $22M 1.3M 16.43
2017-09-30 $23M 1.3M 17.29
2017-06-30 $21M 1.5M 13.97