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Collegium Pharmaceutical

266 hedge funds and large institutions have $1.26B invested in Collegium Pharmaceutical in 2026 Q1 according to their latest regulatory filings, with 41 funds opening new positions, 108 increasing their positions, 77 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed

40% more repeat investments, than reductions

Existing positions increased: 108 | Existing positions reduced: 77

2.13% more ownership

Funds ownership: 117.45%119.58% (+2.1%)

4% less funds holding

Funds holding: 278266 (-12)

11% less first-time investments, than exits

New positions opened: 41 | Existing positions closed: 46

27% less capital invested

Capital invested by funds: $1.72B → $1.26B (-$462M)

Holders
266
Holders Change
-12
Holders Change %
-4.32%
% of All Funds
3.27%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
41
Increased
108
Reduced
77
Closed
46
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$170M +$1.45M +34,325 +0.7%
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$60.4M +$16M +377,073 +26%
Invesco
3
Invesco
Georgia
$52.6M +$17.6M +416,868 +35%
Fuller & Thaler Asset Management
4
Fuller & Thaler Asset Management
California
$49.6M -$20.7K -488 -0%
Renaissance Technologies
5
Renaissance Technologies
New York
$48.6M -$6.26M -147,900 -9%
State Street
6
State Street
Massachusetts
$47.1M +$4.82M +113,903 +9%
EAM
7
Eventide Asset Management
Massachusetts
$47.1M -$19.1M -451,957 -24%
Massachusetts Financial Services
8
Massachusetts Financial Services
Massachusetts
$45.2M +$2.26M +53,277 +4%
VCM
9
Vanguard Capital Management
Pennsylvania
$44.1M +$56.5M +1,333,992 New
Principal Financial Group
10
Principal Financial Group
Iowa
$42.8M -$789K -18,634 -1%
RCMNY
11
Rubric Capital Management (New York)
New York
$42.3M -$9.18M -216,825 -14%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$27.6M +$115K +2,712 +0.3%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$27.1M -$424K -10,013 -1%
Marshall Wace
14
Marshall Wace
United Kingdom
$24.8M +$10.9M +256,452 +52%
Arrowstreet Capital
15
Arrowstreet Capital
Massachusetts
$23.3M +$6.76M +159,755 +29%
VPM
16
Vanguard Portfolio Management
Pennsylvania
$22.5M +$28.8M +680,381 New
Victory Capital Management
17
Victory Capital Management
Texas
$20.7M +$7.11M +168,009 +37%
Qube Research & Technologies (QRT)
18
Qube Research & Technologies (QRT)
United Kingdom
$20.6M +$15M +353,693 +132%
Two Sigma Investments
19
Two Sigma Investments
New York
$19.5M +$9.48M +224,017 +61%
Goldman Sachs
20
Goldman Sachs
New York
$19M -$3.07M -72,396 -11%
D.E. Shaw & Co
21
D.E. Shaw & Co
New York
$17.6M -$5.22M -123,176 -19%
Morgan Stanley
22
Morgan Stanley
New York
$17M -$7.17M -169,434 -25%
Charles Schwab
23
Charles Schwab
California
$16.4M +$2.02M +47,745 +11%
American Century Companies
24
American Century Companies
Missouri
$15.2M +$10.7M +253,661 +122%
EA
25
Emerald Advisers
Pennsylvania
$13.3M -$9.59M -226,592 -36%