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Collegium Pharmaceutical

241 hedge funds and large institutions have $1.1B invested in Collegium Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 31 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 ownership

Funds ownership:

more funds holding

Funds holding:

3% more capital invested

Capital invested by funds: $1.06B → $1.1B (+$31.1M)

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
241
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
76
$1.33M
77
$1.27M
78
$1.25M
79
$1.22M
80
$1.2M
81
$1.19M
82
$1.15M
83
$1.15M
84
$1.11M
85
$1.07M
86
$1.05M
87
$1.03M
88
$1.02M
89
$987K
90
$958K
91
$941K
92
$922K
93
$906K
94
$901K
95
$898K
96
$859K
97
$827K
98
$787K
99
$727K
100
$716K