Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Search
Sign in
Sign up
EPM
MRSN
Equitec Proprietary Markets’s
Mersana Therapeutics
MRSN
Stock Holding History
Equitec Proprietary Markets’s Portfolio
MRSN Stock Details
MRSN Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-5,593
Closed
-$162K
–
109
2025
Q4
$162K
Buy
+5,593
New
+$106K
0.78%
36
Other funds holding MRSN
IA
IFP Advisors
Tampa, Florida
$4.82B AUM
20.19%
1-Year Est. Return
Sign up
Sign in
Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Theme
Close