Massachusetts Financial Services’s Mersana Therapeutics MRSN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-1,189	Closed	-$791K	–	951
2020 Q4	$791K	Sell	1,189 -2,006	-63%	-$1.33M	﹤0.01%	812
2020 Q3	$1.49M	Buy	+3,195	New	+$1.49M	﹤0.01%	748