Silverarc Capital Management’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 Q4	–	Sell	-133,636	Closed	-$1.04M	–	90
2025 Q3	$1.04M	Buy	133,636 +8,499	+7%	+$63.8K	0.15%	67
2025 Q2	$926K	Buy	125,137 +1,597	+1%	+$14K	0.19%	54
2025 Q1	$1.06M	Buy	+123,540	New	+$1.91M	0.22%	61
2024 Q4	–	Sell	-63,431	Closed	-$3M	–	76
2024 Q3	$3M	Sell	63,431 -36,592	-37%	-$1.61M	0.68%	42
2024 Q2	$5.03M	Sell	100,023 -18,729	-16%	-$1.35M	1.24%	28
2024 Q1	$13.3M	Sell	118,752 -138,053	-54%	-$13.7M	3.73%	5
2023 Q4	$14.9M	Buy	256,805 +56,805	+28%	+$2.29M	4.59%	2
2023 Q3	$6.35M	Buy	200,000 +160,000	+400%	+$7.61M	2.37%	20
2023 Q2	$3.29M	Buy	40,000 +18,398	+85%	+$2.69M	1.11%	35
2023 Q1	$2.22M	Sell	21,602 -24,005	-53%	-$3.37M	1%	43
2022 Q4	$6.68M	Buy	45,607 +5,844	+15%	+$988K	2.3%	19
2022 Q3	$6.72M	Buy	39,763 +5,763	+17%	+$937K	2.85%	14
2022 Q2	$3.93M	Buy	+34,000	New	+$3.2M	1.84%	27
2021 Q3	–	Sell	-5,005	Closed	-$1.7K	–	97
2021 Q2	$1.7K	Buy	5,005 +4,005	+401%	+$1.52M	0.83%	49
2021 Q1	$405K	Buy	1,000 +569	+132%	+$276K	0.23%	79
2020 Q4	$286K	Buy	+431	New	+$240K	0.17%	77