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Solid Biosciences

150 hedge funds and large institutions have $717M invested in Solid Biosciences in 2026 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 55 increasing their positions, 40 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

183% more first-time investments, than exits

New positions opened: 34 | Existing positions closed: 12

96% more call options, than puts

Call options by funds: $2.2M | Put options by funds: $1.12M

56% more capital invested

Capital invested by funds: $459M → $717M (+$258M)

38% more repeat investments, than reductions

Existing positions increased: 55 | Existing positions reduced: 40

33% more funds holding in top 10

Funds holding in top 10: 34 (+1)

15% more funds holding

Funds holding: 130150 (+20)

3.11% less ownership

Funds ownership: 104.45%101.34% (-3.1%)

Holders
150
Holders Change
+20
Holders Change %
+15.38%
% of All Funds
1.85%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
34
Increased
55
Reduced
40
Closed
12
Calls
$2.2M
Puts
$1.12M
Net Calls
+$1.08M
Net Calls Change
-$2.41M
Name Holding Trade Value Shares
Change
Change in
Stake
PA
1
Perceptive Advisors
New York
$85.7M +$470K +73,107 +0.6%
BCLSI
2
Bain Capital Life Sciences Investors
Massachusetts
$70.6M +$12.2M +1,897,150 +24%
RCM
3
RA Capital Management
Massachusetts
$67.2M +$22.7M +3,528,555 +61%
SL
4
Siren LLC
Connecticut
$55.4M
VPC
5
Vestal Point Capital
New York
$36M -$5.24M -815,000 -14%
BlackRock
6
BlackRock
New York
$35.7M +$570K +88,672 +2%
Janus Henderson Group
7
Janus Henderson Group
United Kingdom
$28.9M +$25.8M +4,010,695 New
Fidelity Investments
8
Fidelity Investments
Massachusetts
$26M +$10.1M +1,576,506 +78%
DTC
9
Deep Track Capital
Connecticut
$25.7M +$22.9M +3,565,062 New
AC
10
Armistice Capital
New York
$23M +$3.78M +588,000 +23%
VCM
11
Vanguard Capital Management
Pennsylvania
$19.3M +$17.2M +2,674,624 New
Citadel Advisors
12
Citadel Advisors
Florida
$18.7M -$431K -67,063 -3%
Ameriprise
13
Ameriprise
Minnesota
$17.6M +$15.7M +2,438,849 New
Alyeska Investment Group
14
Alyeska Investment Group
Illinois
$16.4M +$3.84M +597,320 +35%
Franklin Resources
15
Franklin Resources
California
$15.8M +$3.81M +593,704 +37%
Point72 Asset Management
16
Point72 Asset Management
Connecticut
$14.8M -$2.35M -365,265 -15%
RG
17
Redmile Group
California
$14.5M +$973K +151,353 +8%
Adage Capital Partners
18
Adage Capital Partners
Massachusetts
$12.6M +$2.29M +356,506 +25%
MIM
19
Monashee Investment Management
Massachusetts
$10.2M +$453K +70,524 +5%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$9.33M +$184K +28,592 +2%
NCM
21
Nantahala Capital Management
Connecticut
$8.39M -$2.82M -438,258 -27%
State Street
22
State Street
Massachusetts
$8.1M +$245K +38,074 +4%
Dimensional Fund Advisors
23
Dimensional Fund Advisors
Texas
$6.88M +$1.78M +277,051 +41%
Goldman Sachs
24
Goldman Sachs
New York
$6.74M -$455K -70,771 -7%
ABG
25
Ally Bridge Group
New York
$5.52M +$2.27M +353,349 +85%