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Scholar Rock
SRRK

Overview Fund Activity

230 hedge funds and large institutions have $3.37B invested in Scholar Rock in 2025 Q1 according to their latest regulatory filings, with 39 funds opening new positions, 88 increasing their positions, 69 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
230
Holders Change
+6
Holders Change %
+2.68%
% of All Funds
3.12%
Holding in Top 10
8
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-11.11%
% of All Funds
0.11%
New
39
Increased
88
Reduced
69
Closed
31
Calls
$22.8M
Puts
$15.9M
Net Calls
+$6.91M
Net Calls Change
-$16M

Top Buyers

1
VPC
Vestal Point Capital
New York
+$41.8M
2
RCM
RA Capital Management
Massachusetts
+$36M
3
Man Group
Man Group
United Kingdom
+$31.8M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$26.9M
5
CC
Commodore Capital
New York
+$25.6M

Top Sellers

1
Marshall Wace
Marshall Wace
United Kingdom
-$42.1M
2
BCM
Boxer Capital Management
California
-$32.4M
3
Citadel Advisors
Citadel Advisors
Florida
-$24.1M
4
FFM
Fairmount Funds Management
Pennsylvania
-$18.9M
5
MB
MPM BioImpact
Massachusetts
-$18M
Name Holding Trade Value Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$443M +$5.12M +159,229 +1%
SL
2
Siren LLC
Connecticut
$297M – – –
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$286M -$12.5M -389,535 -4%
BlackRock
4
BlackRock
New York
$235M +$4.34M +134,899 +2%
SB
5
Samsara BioCapital
California
$180M – – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$156M +$3.27M +101,723 +2%
RG
7
Redmile Group
California
$141M -$4.87M -151,600 -3%
State Street
8
State Street
Massachusetts
$101M +$15.9M +494,845 +19%
EAM
9
Eventide Asset Management
Massachusetts
$85.6M +$76.1K +2,368 +0.1%
PCH
10
Polar Capital Holdings
United Kingdom
$83.1M -$4.02M -125,000 -5%
BG
11
Bellevue Group
Switzerland
$80.6M -$122K -3,800 -0.2%
Adage Capital Partners
12
Adage Capital Partners
Massachusetts
$64.9M +$13.6M +423,131 +27%
HRCM
13
Hood River Capital Management
Florida
$62.5M +$1.46M +45,517 +2%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$59.4M +$2.48M +77,125 +4%
Wellington Management Group
15
Wellington Management Group
Massachusetts
$59.3M +$3.84M +119,375 +7%
CC
16
Commodore Capital
New York
$56.1M +$25.6M +795,000 +84%
Janus Henderson Group
17
Janus Henderson Group
United Kingdom
$54.8M +$26.9M +821,009 +97%
Marshall Wace
18
Marshall Wace
United Kingdom
$52.6M -$42.1M -1,310,108 -44%
Goldman Sachs
19
Goldman Sachs
New York
$45.2M -$10.2M -316,159 -18%
FFM
20
Fairmount Funds Management
Pennsylvania
$44.2M -$18.9M -588,922 -30%
VPC
21
Vestal Point Capital
New York
$41.8M +$41.8M +1,300,000 New
RCM
22
RA Capital Management
Massachusetts
$36.5M +$36M +1,118,837 +6,351%
Capital World Investors
23
Capital World Investors
California
$36.3M +$13.1M +406,795 +56%
Man Group
24
Man Group
United Kingdom
$31.8M +$31.8M +987,710 New
Citadel Advisors
25
Citadel Advisors
Florida
$31.1M -$24.1M -750,510 -44%
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