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
SCM
MRUS
Sio Capital Management’s
Merus
MRUS
Stock Holding History
Sio Capital Management’s Portfolio
MRUS Stock Details
MRUS Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q3
–
Sell
-62,719
Closed
-$3.3M
–
64
2025
Q2
$3.3M
Buy
+62,719
New
+$2.95M
1.32%
22
2023
Q2
–
Sell
-15,564
Closed
-$286K
–
56
2023
Q1
$286K
Sell
15,564
-72,389
-82%
-$1.26M
0.14%
38
2022
Q4
$1.36M
Hold
87,953
–
–
0.73%
27
2022
Q3
$1.76M
Hold
87,953
–
–
0.75%
28
2022
Q2
$1.99M
Sell
87,953
-2,047
-2%
-$42.7K
0.78%
33
2022
Q1
$2.38M
Hold
90,000
–
–
0.96%
32
2021
Q4
$2.86M
Buy
+90,000
New
+$2.54M
0.87%
32
Other funds holding MRUS
PBA
Paradigm Biocapital Advisors
New York
$4.89B AUM
251.12%
1-Year Est. Return
ACA
Avoro Capital Advisors
New York
$10.2B AUM
149.19%
1-Year Est. Return
CC
Commodore Capital
New York
$1.73B AUM
298.96%
1-Year Est. Return
DM
Deerfield Management
New York
$8.48B AUM
99.04%
1-Year Est. Return
HI
HBK Investments
Dallas, Texas
$7.94B AUM
55.6%
1-Year Est. Return
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Westfield Capital Management
Boston, Massachusetts
$23.8B AUM
49.45%
1-Year Est. Return
RI
RTW Investments
New York
$10B AUM
135.35%
1-Year Est. Return
WP
Woodline Partners
San Francisco, California
$26.4B AUM
44.85%
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