Merus
MRUS
MRUS was delisted on the 29th of December, 2025.
189 hedge funds and large institutions have $3.45B invested in Merus in 2024 Q3 according to their latest regulatory filings, with 30 funds opening new positions, 78 increasing their positions, 49 reducing their positions, and 19 closing their positions.
59% more repeat investments, than reductions
Existing positions increased: 78 | Existing positions reduced: 49
58% more first-time investments, than exits
New positions opened: 30 | Existing positions closed: 19
6% more funds holding
Funds holding: 179 → 189 (+10)
0.79% more ownership
Funds ownership: 100.41% → 101.2% (+0.79%)
12% less capital invested
Capital invested by funds: $3.94B → $3.45B (-$482M)
20% less call options, than puts
Call options by funds: $12.2M | Put options by funds: $15.2M
37% less funds holding in top 10
Funds holding in top 10: 19 → 12 (-7)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$63.9M |
| 2 |
DM
Deerfield Management
New York
|
+$34.4M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
+$33.9M |
| 4 |
Westfield Capital Management
Boston,
Massachusetts
|
+$31.8M |
| 5 |
LCM
Lynx1 Capital Management
San Juan,
Puerto Rico
|
+$30.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BI
BVF Inc
San Francisco,
California
|
-$75.7M |
| 2 |
Janus Henderson Group
London,
|
-$52.1M |
| 3 |
AG
Artal Group
Luxembourg
|
-$45M |
| 4 |
Adage Capital Partners
Boston,
Massachusetts
|
-$30.5M |
| 5 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
-$20.5M |
MRUS Hedge Fund Activity: Q3 2024 in Review
189 institutional investors reported a position in Merus (MRUS) for Q3 2024, worth a combined $3.45B — down 12% from $3.94B a quarter earlier.
Buyers outnumbered sellers: 30 funds opened new MRUS positions and 19 closed out — a net gain of 11 holders — while 78 added to existing stakes and 49 trimmed.
The largest buyer was Wellington Management Group, adding an estimated $63.9M. The largest seller was BVF Inc, exiting entirely with an estimated $75.7M sold.
- 189 institutional investors held Merus (MRUS) as of Q3 2024, up from 179 in Q2 2024.
- Funds reported $3.45B of Merus stock for Q3 2024, down 12% quarter-over-quarter.
- 30 funds opened new Merus positions in Q3 2024 and 19 closed out, a net change of +11 holders.
- The largest Merus buyer in Q3 2024 was Wellington Management Group, an estimated $63.9M added.
- The largest Merus seller in Q3 2024 was BVF Inc, an estimated $75.7M sold.
Based on aggregated 13F filings for Q3 2024.