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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
51
$2.43M
52
$2.32M
53
$2.25M
54
$2.22M
55
$2.21M
56
$2.2M
57
$2.12M
58
$2.07M
59
$1.92M
60
$1.87M
61
$1.86M
62
$1.82M
63
$1.75M
64
$1.68M
65
$1.62M
66
$1.6M
67
$1.59M
68
$1.58M
69
$1.5M
70
$1.48M
71
$1.42M
72
$1.4M
73
$1.38M
74
$1.37M
75
$1.34M