EcoR1 Capital’s Mersana Therapeutics MRSN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q1 | – | Sell |
|
|||||
|
2024
Q4 | $16.2M | Sell |
|
|||||
|
2024
Q3 | $36.6M | Hold |
|
|||||
|
2024
Q2 | $38.9M | Hold |
|
|||||
|
2024
Q1 | $86.8M | Hold |
|
|||||
|
2023
Q4 | $44.9M | Hold |
|
|||||
|
2023
Q3 | $24.6M | Buy |
|
|||||
|
2022
Q3 | – | Sell |
|
|||||
|
2022
Q2 | $1.44M | Sell |
|
|||||
|
2022
Q1 | $1.3M | Buy |
|
|||||
|
2019
Q3 | – | Sell |
|
|||||
|
2019
Q2 | $5.64M | Sell |
|
|||||
|
2019
Q1 | $12.1M | Buy |
|
|||||
|
2018
Q4 | – | Sell |
|
|||||
|
2018
Q3 | $4.96M | Buy |
|