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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
PA
226
Parallel Advisors
California
$2.75K +$2.51K +82 +820%
CIAM
227
Caitong International Asset Management
Hong Kong
$2.06K +$1.5K +49 +245%
FHA
228
First Horizon Advisors
Tennessee
$1.76K +$1.01K +33 +127%
AF
229
Allworth Financial
California
$1.55K +$214 +7 +14%
FDCDDQ
230
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.37K – – –
RIL
231
Rothschild Investment LLC
Illinois
$1.34K +$306 +10 +29%
PMAM
232
Picton Mahoney Asset Management
Ontario, Canada
$1K – – –
HFS
233
Hantz Financial Services
Michigan
$1K +$1.16K +38 New
SCM
234
Sterling Capital Management
North Carolina
$985 – – –
SPIA
235
Steward Partners Investment Advisory
New York
$925 – – –
FMII
236
Farmers & Merchants Investments Inc
Nebraska
$776 – – –
SW
237
SVB Wealth
Massachusetts
$657 +$672 +22 New
SC
238
Stephens Consulting
Michigan
$448 +$458 +15 New
TFA
239
Toth Financial Advisory
Virginia
$329 +$336 +11 New
LC
240
Lindbrook Capital
California
$149 +$153 +5 New
AWM
241
Abound Wealth Management
Tennessee
$120 -$31 -1 -20%
LFG
242
Larson Financial Group
Missouri
$60 – – –
BC
243
Burney Company
Virginia
– -$988K -34,476 Closed
HSA
244
Hussman Strategic Advisors
Maryland
– -$902K -31,500 Closed
MAM
245
Martingale Asset Management
Massachusetts
– -$833K -29,087 Closed
VCIM
246
Velan Capital Investment Management
Georgia
– -$822K -28,685 Closed
GAM
247
Gotham Asset Management
New York
– -$804K -28,074 Closed
Walleye Capital
248
Walleye Capital
New York
– -$702K -24,512 Closed
VIA
249
Virtus Investment Advisers
Connecticut
– -$700K -24,446 Closed
MPM
250
Meritage Portfolio Management
Kansas
– -$595K -20,755 Closed
7 8 9
10
11

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.