Two Sigma Investments’s Mersana Therapeutics MRSN Stock Holding History

Two Sigma Investments’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 Q4	–	Sell	-30,688	Closed	-$238K	–	4323
2025 Q3	$238K	Sell	30,688 -2,243	-7%	-$16.8K	﹤0.01%	3312
2025 Q2	$244K	Buy	32,931 +30,785	+1,435%	+$271K	﹤0.01%	2858
2025 Q1	$18.5K	Sell	2,146 -6,289	-75%	-$97K	﹤0.01%	3110
2024 Q4	$302K	Sell	8,435 -3,574	-30%	-$185K	﹤0.01%	2733
2024 Q3	$567K	Sell	12,009 -17,939	-60%	-$791K	﹤0.01%	2407
2024 Q2	$1.5M	Buy	29,948 +21,230	+244%	+$1.53M	﹤0.01%	1749
2024 Q1	$976K	Buy	8,718 +1,864	+27%	+$185K	﹤0.01%	1972
2023 Q4	$398K	Buy	6,854 +891	+15%	+$35.8K	﹤0.01%	2569
2023 Q3	$189K	Sell	5,963 -4,728	-44%	-$225K	﹤0.01%	2651
2023 Q2	$879K	Buy	10,691 +2,508	+31%	+$367K	﹤0.01%	2007
2023 Q1	$841K	Sell	8,183 -16,530	-67%	-$2.32M	﹤0.01%	1956
2022 Q4	$3.62M	Sell	24,713 -2,570	-9%	-$434K	0.01%	1017
2022 Q3	$4.61M	Buy	27,283 +9,236	+51%	+$1.5M	0.02%	789
2022 Q2	$2.08M	Sell	18,047 -32,978	-65%	-$3.1M	0.01%	1181
2022 Q1	$5.09M	Buy	51,025 +15,915	+45%	+$1.86M	0.02%	921
2021 Q4	$5.46M	Buy	35,110 +21,180	+152%	+$4.12M	0.01%	1148
2021 Q3	$3.28M	Sell	13,930 -8,631	-38%	-$2.52M	0.01%	1540
2021 Q2	$7.66M	Buy	22,561 +7,138	+46%	+$2.7M	0.02%	961
2021 Q1	$6.24M	Buy	15,423 +7,490	+94%	+$3.63M	0.02%	928
2020 Q4	$5.28M	Buy	7,933 +1,222	+18%	+$680K	0.02%	902
2020 Q3	$3.12M	Sell	6,711 -2,064	-24%	-$1.04M	0.01%	1048
2020 Q2	$5.13M	Buy	8,775 +5,727	+188%	+$1.96M	0.03%	632
2020 Q1	$444K	Buy	3,048 +1,820	+148%	+$318K	﹤0.01%	2027
2019 Q4	$176K	Sell	1,228 -3,438	-74%	-$251K	﹤0.01%	3450
2019 Q3	$184K	Buy	4,666 +3,481	+294%	+$253K	﹤0.01%	3215
2019 Q2	$120K	Sell	1,185 -1,567	-57%	-$185K	﹤0.01%	3181
2019 Q1	$362K	Buy	2,752 +35	+1%	+$4.4K	﹤0.01%	2474
2018 Q4	$277K	Buy	+2,717	New	+$430K	﹤0.01%	2506