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Collegium Pharmaceutical
COLL

242 hedge funds and large institutions have $1.1B invested in Collegium Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 32 funds opening new positions, 77 increasing their positions, 98 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

235% more call options, than puts

Call options by funds: $617K | Put options by funds: $184K

28% more first-time investments, than exits

New positions opened: 32 | Existing positions closed: 25

2% more funds holding

Funds holding: 238 → 242 (+4)

1.43% more ownership

Funds ownership: 115.16% → 116.59% (+1.4%)

3% more capital invested

Capital invested by funds: $1.06B → $1.1B (+$31.5M)

21% less repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 98

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
242
Holders Change
+4
Holders Change %
+1.68%
% of All Funds
3.24%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
32
Increased
77
Reduced
98
Closed
25
Calls
$617K
Puts
$184K
Net Calls
+$433K
Net Calls Change
+$3K

Top Buyers

Rank Fund Capital Flow
1
RCMNY
Rubric Capital Management (New York)
New York
+$19.9M
2
Millennium Management
Millennium Management
New York
+$14.1M
3
Bank of America
Bank of America
North Carolina
+$11.2M
4
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
+$5.72M
5
Citadel Advisors
Citadel Advisors
Florida
+$4.8M

Top Sellers

Rank Fund Capital Flow
1
Pacer Advisors
Pacer Advisors
Pennsylvania
-$52.7M
2
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$5.02M
3
Invesco
Invesco
Georgia
-$4.38M
4
Man Group
Man Group
United Kingdom
-$3.47M
5
BlackRock
BlackRock
New York
-$3.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
First Trust Advisors
76
First Trust Advisors
Illinois
$1.33M -$2.6M -85,153 -66%
Credit Agricole
77
Credit Agricole
France
$1.27M – – –
Canada Life
78
Canada Life
Manitoba, Canada
$1.25M -$113K -3,694 -8%
HF
79
HRT Financial
New York
$1.22M -$164K -5,364 -12%
AIMCA
80
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.2M – – –
JCIA
81
Jackson Creek Investment Advisors
Colorado
$1.19M -$672 -22 -0.1%
AFAS
82
Acorn Financial Advisory Services
Virginia
$1.15M +$305K +9,979 +35%
DMKJ
83
David M. Knott Jr
$1.15M +$169K +5,546 +17%
RI
84
Redwood Investments
Massachusetts
$1.11M -$1.65K -54 -0.1%
AllianceBernstein
85
AllianceBernstein
Tennessee
$1.07M – – –
Squarepoint
86
Squarepoint
New York
$1.05M -$136K -4,450 -11%
T. Rowe Price Associates
87
T. Rowe Price Associates
Maryland
$1.03M +$42.8K +1,400 +4%
SDIC
88
South Dakota Investment Council
South Dakota
$1.02M +$42.8K +1,400 +4%
IQI
89
Integrated Quantitative Investments
Washington
$987K -$1.5K -49 -0.1%
RWM
90
Ritholtz Wealth Management
New York
$958K -$51.2K -1,676 -5%
Prudential Financial
91
Prudential Financial
New Jersey
$941K -$47.1K -1,540 -5%
Envestnet Asset Management
92
Envestnet Asset Management
Illinois
$922K +$200K +6,554 +27%
ACM
93
Aquatic Capital Management
Illinois
$906K +$435K +14,249 +89%
KK
94
KLP Kapitalforvaltning
Norway
$901K +$138K +4,500 +18%
California State Teachers Retirement System (CalSTRS)
95
California State Teachers Retirement System (CalSTRS)
California
$898K – – –
Franklin Resources
96
Franklin Resources
California
$859K -$52.5K -1,717 -6%
VEA
97
Virtus ETF Advisers
New York
$827K +$847K +27,704 New
EGM
98
Engineers Gate Manager
New York
$787K -$225K -7,360 -22%
SIM
99
SummerHaven Investment Management
Connecticut
$727K +$13.7K +448 +2%
TWM
100
Thrive Wealth Management
Pennsylvania
$716K – – –
2 3
4
5 6

COLL Hedge Fund Activity: Q1 2025 in Review

242 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Collegium Pharmaceutical (COLL) for Q1 2025, worth a combined $1.1B — up 3% from $1.06B a quarter earlier.

Buyers outnumbered sellers: 32 funds opened new COLL positions and 25 closed out — a net gain of 7 holders — while 77 added to existing stakes and 98 trimmed.

The largest buyer was Rubric Capital Management (New York), adding an estimated $19.9M. The largest seller was Pacer Advisors, cutting an estimated $52.7M.

  • 242 institutional investors held Collegium Pharmaceutical (COLL) as of Q1 2025, up from 238 in Q4 2024.
  • Funds reported $1.1B of Collegium Pharmaceutical stock for Q1 2025, up 3% quarter-over-quarter.
  • 32 funds opened new Collegium Pharmaceutical positions in Q1 2025 and 25 closed out, a net change of +7 holders.
  • The largest Collegium Pharmaceutical buyer in Q1 2025 was Rubric Capital Management (New York), an estimated $19.9M added.
  • The largest Collegium Pharmaceutical seller in Q1 2025 was Pacer Advisors, an estimated $52.7M sold.

Based on aggregated 13F filings for Q1 2025.