Avidity Partners Management’s Mersana Therapeutics MRSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2023
Q3
Sell
-151,600
Closed -$12.5M 96
2023
Q2
$12.5M Buy
151,600
+14,271
+10% +$1.17M 0.44% 69
2023
Q1
$14.1M Buy
+137,329
New +$14.1M 0.47% 62
2020
Q4
Sell
-30,296
Closed -$14.1M 110
2020
Q3
$14.1M Sell
30,296
-12,488
-29% -$5.81M 0.65% 41
2020
Q2
$25M Buy
+42,784
New +$25M 1.6% 22