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Collegium Pharmaceutical

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

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

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: 10 (-1)

Holders
242
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$617K
Puts
$184K
Net Calls
Net Calls Change

Top Buyers

1 +$19.9M
2 +$14.1M
3 +$11.2M
4
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
+$5.72M
5
Citadel Advisors
Citadel Advisors
Florida
+$4.8M

Top Sellers

1 -$52.7M
2 -$5.02M
3 -$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
151
$295K
152
$280K
153
$279K
154
$277K
155
$275K
156
$268K
157
$264K
158
$262K
159
$260K
160
$259K
161
$247K
162
$244K
163
$237K
164
$232K
165
$231K
166
$231K
167
$230K
168
$229K
169
$223K
170
$220K
171
$215K
172
$215K
173
$213K
174
$212K
175
$210K