GSA Capital Partners’s Mersana Therapeutics MRSN Stock Holding History

GSA Capital Partners’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 Q3	–	Sell	-18,867	Closed	-$140K	–	1932
2025 Q2	$140K	Buy	+18,867	New	+$166K	0.01%	1580
2025 Q1	–	Sell	-20,332	Closed	-$727K	–	1926
2024 Q4	$727K	Buy	20,332 +9,461	+87%	+$489K	0.05%	620
2024 Q3	$514K	Buy	10,871 +8,553	+369%	+$377K	0.04%	885
2024 Q2	$116K	Buy	2,318 +908	+64%	+$65.7K	0.01%	1519
2024 Q1	$158K	Buy	+1,410	New	+$140K	0.01%	1439
2023 Q4	–	Sell	-4,072	Closed	-$129K	–	1762
2023 Q3	$129K	Sell	4,072 -11,432	-74%	-$543K	0.01%	1365
2023 Q2	$1.27M	Buy	15,504 +7,325	+90%	+$1.07M	0.13%	197
2023 Q1	$840K	Buy	8,179 +6,889	+534%	+$967K	0.08%	410
2022 Q4	$189K	Sell	1,290 -5,390	-81%	-$911K	0.02%	1200
2022 Q3	$1.13M	Sell	6,680 -70	-1%	-$11.4K	0.15%	115
2022 Q2	$780K	Buy	6,750 +3,602	+114%	+$339K	0.12%	244
2022 Q1	$314K	Sell	3,148 -335	-10%	-$39.1K	0.04%	860
2021 Q4	$542K	Buy	+3,483	New	+$678K	0.07%	542
2020 Q3	–	Sell	-362	Closed	-$212K	–	1336
2020 Q2	$212K	Buy	+362	New	+$124K	0.12%	317

Other funds holding MRSN

Nextech Invest Zurich, Switzerland $1.42B AUM 304.47% 1-Year Est. Return

Alamea Verwaltungs Edison, New Jersey $135M AUM 36.32% 1-Year Est. Return

Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Schonfeld Strategic Advisors New York $12.3B AUM 37.17% 1-Year Est. Return

Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return

Acadian Asset Management

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Silverarc Capital Management Boston, Massachusetts $849M AUM 470.8% 1-Year Est. Return

683 Capital Management New York $1.08B AUM 85.52% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return