Cowen and Company’s Mersana Therapeutics MRSN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-1,176	Closed	-$399K	–	460
2021 Q2	$399K	Buy	1,176 +332	+39%	+$113K	0.02%	188
2021 Q1	$341K	Buy	+844	New	+$341K	0.02%	199
2020 Q4	–	Hold	0	–	–	–	306