DAFNA 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
2023 Q4	–	Sell	-29,362	Closed	-$932K	–	78
2023 Q3	$932K	Sell	29,362 -3,072	-9%	-$146K	0.29%	58
2023 Q2	$2.67M	Buy	32,434 +11,999	+59%	+$1.76M	0.73%	38
2023 Q1	$2.1M	Buy	20,435 +3,896	+24%	+$547K	0.63%	38
2022 Q4	$2.42M	Buy	16,539 +1,428	+9%	+$241K	0.68%	41
2022 Q3	$2.55M	Sell	15,111 -1,160	-7%	-$189K	0.69%	38
2022 Q2	$1.88M	Buy	16,271 +2,160	+15%	+$203K	0.51%	47
2022 Q1	$1.41M	Buy	14,111 +8,500	+151%	+$993K	0.37%	61
2021 Q4	$872K	Hold	5,611	–	–	0.22%	66
2021 Q3	$1.32M	Buy	5,611 +480	+9%	+$140K	0.35%	62
2021 Q2	$1.74M	Buy	5,131 +160	+3%	+$60.6K	0.36%	55
2021 Q1	$2.01M	Buy	4,971 +3,000	+152%	+$1.46M	0.48%	50
2020 Q4	$1.31M	Sell	1,971 -4,140	-68%	-$2.3M	0.39%	53
2020 Q3	$2.84M	Sell	6,111 -4,696	-43%	-$2.37M	0.92%	27
2020 Q2	$6.32M	Sell	10,807 -5,258	-33%	-$1.8M	1.82%	18
2020 Q1	$2.34M	Buy	16,065 +11,726	+270%	+$2.05M	0.98%	29
2019 Q4	$621K	Sell	4,339 -15,730	-78%	-$1.15M	0.21%	67
2019 Q3	$793K	Buy	20,069 +9,060	+82%	+$659K	0.3%	63
2019 Q2	$1.11M	Sell	11,009 -5,123	-32%	-$603K	0.42%	56
2019 Q1	$2.12M	Buy	+16,132	New	+$2.03M	0.92%	32

Other funds holding MRSN