Ohio Public Employees Retirement System (OPERS)
MRSN

Ohio Public Employees Retirement System (OPERS)’s Mersana Therapeutics MRSN Stock Holding History

Ohio Public Employees Retirement System (OPERS)’s Portfolio MRSN Stock Details MRSN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-823
Closed -$29.4K – 2382
2024
Q4 		$29.4K Hold
823
– – ﹤0.01% 2089
2024
Q3 		$38.9K Hold
823
– – ﹤0.01% 1838
2024
Q2 		$41.4K Buy
+823
New +$59.5K ﹤0.01% 1609
2024
Q1 		– Sell
-632
Closed -$36.7K – 2002
2023
Q4 		$36.7K Buy
+632
New +$25.4K ﹤0.01% 1651
2023
Q2 		– Sell
-47
Closed -$5K – 2001
2023
Q1 		$5K Sell
47
-680
-94% -$95.4K ﹤0.01% 1951
2022
Q4 		$107K Sell
727
-165
-18% -$27.9K ﹤0.01% 1474
2022
Q3 		$151K Buy
+892
New +$145K ﹤0.01% 1524
2019
Q4 		– Sell
-660
Closed -$26K – 1919
2019
Q3 		$26K Sell
660
-272
-29% -$19.8K ﹤0.01% 1925
2019
Q2 		$94K Buy
+932
New +$110K ﹤0.01% 1650

Other funds holding MRSN

NI
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BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $12.3B AUM 37.17% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
SCM
Silverarc Capital Management Boston, Massachusetts $849M AUM 470.8% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return