Flagship Harbor Advisors’s Mersana Therapeutics MRSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-76
Closed -$2.2K 1625
2025
Q4
$2.2K Buy
+76
New +$1.44K ﹤0.01% 1837

Other funds holding MRSN