Merus
MRUS
MRUS was delisted on the 29th of December, 2025.
20 hedge funds and large institutions have $182M invested in Merus in 2018 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 4 increasing their positions, 3 reducing their positions, and 4 closing their positions.
200% more funds holding in top 10
Funds holding in top 10: 1 → 3 (+2)
75% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 4
53% more capital invested
Capital invested by funds: $119M → $182M (+$62.7M)
33% more repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 3
20.1% more ownership
Funds ownership: 30.42% → 50.52% (+20%)
18% more funds holding
Funds holding: 17 → 20 (+3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BI
BVF Inc
San Francisco,
California
|
+$43.9M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
+$4.46M |
| 3 |
IBT
International Biotechnology Trust
London,
United Kingdom
|
+$1.36M |
| 4 |
SLG
Stanley-Laman Group
Berwyn,
Pennsylvania
|
+$842K |
| 5 |
Renaissance Technologies
New York
|
+$689K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Franklin Resources
San Mateo,
California
|
-$12M |
| 2 |
BCPEM
Bain Capital Public Equity Management
Boston,
Massachusetts
|
-$8.3M |
| 3 |
RSCM
Rock Springs Capital Management
Baltimore,
Maryland
|
-$1.76M |
| 4 |
IHM
Iguana Healthcare Management
New York
|
-$453K |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$34.5K |
MRUS Hedge Fund Activity: Q1 2018 in Review
20 of the 4,301 institutional investors tracked by Wall St. Rank reported a position in Merus (MRUS) for Q1 2018, worth a combined $182M — up 53% from $119M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new MRUS positions and 4 closed out — a net gain of 3 holders — while 4 added to existing stakes and 3 trimmed.
The largest buyer was BVF Inc, opening a new position worth an estimated $43.9M. The largest seller was Franklin Resources, exiting entirely with an estimated $12M sold.
- 20 institutional investors held Merus (MRUS) as of Q1 2018, up from 17 in Q4 2017.
- Funds reported $182M of Merus stock for Q1 2018, up 53% quarter-over-quarter.
- 7 funds opened new Merus positions in Q1 2018 and 4 closed out, a net change of +3 holders.
- The largest Merus buyer in Q1 2018 was BVF Inc, an estimated $43.9M added.
- The largest Merus seller in Q1 2018 was Franklin Resources, an estimated $12M sold.
Based on aggregated 13F filings for Q1 2018.