5AM Venture Management’s Mersana Therapeutics MRSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$386K Hold
52,200
0.15% 29
2025
Q1
$449K Hold
52,200
0.17% 31
2024
Q4
$1.87M Hold
52,200
0.45% 29
2024
Q3
$2.47M Hold
52,200
0.51% 26
2024
Q2
$2.62M Hold
52,200
0.59% 25
2024
Q1
$5.85M Hold
52,200
1.31% 23
2023
Q4
$3.03M Hold
52,200
0.8% 22
2023
Q3
$1.66M Hold
52,200
0.48% 24
2023
Q2
$4.29M Buy
52,200
+4,800
+10% +$395K 1.07% 20
2023
Q1
$4.87M Buy
+47,400
New +$4.87M 1.25% 18