Merus
MRUS
MRUS was delisted on the 29th of December, 2025.
25 hedge funds and large institutions have $280M invested in Merus in 2018 Q2 according to their latest regulatory filings, with 7 funds opening new positions, 6 increasing their positions, 4 reducing their positions, and 1 closing their positions.
600% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 1
54% more capital invested
Capital invested by funds: $182M → $280M (+$98.6M)
50% more repeat investments, than reductions
Existing positions increased: 6 | Existing positions reduced: 4
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
25% more funds holding
Funds holding: 20 → 25 (+5)
3.88% more ownership
Funds ownership: 50.52% → 54.4% (+3.9%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BI
BVF Inc
San Francisco,
California
|
+$27.9M |
| 2 |
Two Sigma Investments
New York
|
+$585K |
| 3 |
Morgan Stanley
New York
|
+$491K |
| 4 |
OAM
Oxford Asset Management
Oxford,
United Kingdom
|
+$251K |
| 5 |
Geode Capital Management
Boston,
Massachusetts
|
+$236K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
RSCM
Rock Springs Capital Management
Baltimore,
Maryland
|
-$3.24M |
| 2 |
TCM
Tekla Capital Management
Boston,
Massachusetts
|
-$1.21M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
-$917K |
| 4 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$134K |
| 5 |
Millennium Management
New York
|
-$6.24K |
MRUS Hedge Fund Activity: Q2 2018 in Review
25 of the 4,344 institutional investors tracked by Wall St. Rank reported a position in Merus (MRUS) for Q2 2018, worth a combined $280M — up 54% from $182M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new MRUS positions and 1 closed out — a net gain of 6 holders — while 6 added to existing stakes and 4 trimmed.
The largest buyer was BVF Inc, adding an estimated $27.9M. The largest seller was Rock Springs Capital Management, exiting entirely with an estimated $3.24M sold.
- 25 institutional investors held Merus (MRUS) as of Q2 2018, up from 20 in Q1 2018.
- Funds reported $280M of Merus stock for Q2 2018, up 54% quarter-over-quarter.
- 7 funds opened new Merus positions in Q2 2018 and 1 closed out, a net change of +6 holders.
- The largest Merus buyer in Q2 2018 was BVF Inc, an estimated $27.9M added.
- The largest Merus seller in Q2 2018 was Rock Springs Capital Management, an estimated $3.24M sold.
Based on aggregated 13F filings for Q2 2018.