185 hedge funds and large institutions have $2.98B invested in Merus in 2025 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 72 increasing their positions, 63 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
185
Holders Change
-7
Holders Change %
-3.65%
% of All Funds
2.51%
Holding in Top 10
17
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+30.77%
% of All Funds
0.23%
New
24
Increased
72
Reduced
63
Closed
30
Calls
$17.1M
Puts
$4.13M
Net Calls
+$12.9M
Net Calls Change
+$11.6M
Name Holding Trade Value Shares
Change
Shares
Change %
NHAS
26
Novo Holdings A/S
Denmark
$33.2M +$1.65M +39,129 +5%
CAM
27
Cormorant Asset Management
Massachusetts
$31.1M
AllianceBernstein
28
AllianceBernstein
Tennessee
$31.1M -$2.43M -57,669 -7%
BCM
29
Boxer Capital Management
California
$29.5M -$50.5M -1,200,000 -63%
PA
30
Perceptive Advisors
New York
$29.1M +$16.4M +390,485 +130%
Millennium Management
31
Millennium Management
New York
$24.7M -$12.5M -297,131 -34%
Two Sigma Advisers
32
Two Sigma Advisers
New York
$23.3M -$7M -166,400 -23%
T. Rowe Price Investment Management
33
T. Rowe Price Investment Management
Maryland
$21.5M -$12.6M -298,815 -37%
FTM
34
First Turn Management
California
$19.5M +$7.53M +178,801 +63%
DCM
35
DAFNA Capital Management
California
$19.4M +$421K +10,000 +2%
GS
36
Gilead Sciences
California
$19M
AGP
37
Artia Global Partners
Florida
$17.9M -$1.65M -39,200 -8%
Janus Henderson Group
38
Janus Henderson Group
United Kingdom
$17M +$16.1M +360,521 +1,693%
SCM
39
Soleus Capital Management
Connecticut
$16.2M +$3.09M +73,500 +24%
CP
40
Caligan Partners
New York
$15.9M +$5.13M +121,954 +48%
FLSM
41
Frazier Life Sciences Management
California
$15.7M
SC
42
Stempoint Capital
New York
$14.6M -$11.3M -268,056 -44%
TCM
43
TimesSquare Capital Management
New York
$14.5M +$527K +12,510 +4%
Two Sigma Investments
44
Two Sigma Investments
New York
$13.7M -$7.66M -181,880 -36%
SVCM
45
Saturn V Capital Management
Texas
$13.6M +$3.73M +88,574 +38%
AAA
46
Affinity Asset Advisors
New York
$13.6M -$2.83M -67,279 -17%
OCA
47
Octagon Capital Advisors
New York
$13M
JPMorgan Chase & Co
48
JPMorgan Chase & Co
New York
$12.4M +$11.4M +269,943 +1,072%
Vanguard Group
49
Vanguard Group
Pennsylvania
$10.9M -$77.4K -1,838 -0.7%
Marshall Wace
50
Marshall Wace
United Kingdom
$10.9M -$25.4M -602,315 -70%