Stock Ownership/COLL

COLLEGIUM PHARMACEUTICAL INC (COLL): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in COLL · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
17
13F filers
Aggregate Value
$162.2M
Across holders
Last Price
$27.35
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity7 increased10 reduced4 exited
Full exits: Verition Fund Management LLC, BALYASNY ASSET MANAGEMENT LLC, TUDOR INVESTMENT CORP ET AL, Man Group plc
Institutional Holders of COLL
↗
17 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund1.37M$49.5M30.5%0.1%Reduced$-3.7MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund737K$26.7M16.4%0.0%Added+$13.6MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund622K$22.5M13.9%0.0%Reduced$-3.0MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund431K$15.6M9.6%0.0%Reduced$-6.9MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund338K$12.2M7.6%0.0%Reduced$-25.2MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund253K$9.2M5.7%0.0%Reduced+$4.4MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund150K$5.4M3.3%0.0%Added$-23.7MQ2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund114K$4.1M2.5%0.0%Added—Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund107K$3.9M2.4%0.0%Reduced$-17.5MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund84K$3.0M1.9%0.0%Reduced$-4.2MQ2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$49.5M· 30.5% of total· 0.1% port· 1.37M sh· $-3.7M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$26.7M· 16.4% of total· 0.0% port· 737K sh· +$13.6M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$22.5M· 13.9% of total· 0.0% port· 622K sh· $-3.0M QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$15.6M· 9.6% of total· 0.0% port· 431K sh· $-6.9M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$12.2M· 7.6% of total· 0.0% port· 338K sh· $-25.2M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$9.2M· 5.7% of total· 0.0% port· 253K sh· +$4.4M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$5.4M· 3.3% of total· 0.0% port· 150K sh· $-23.7M QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$4.1M· 2.5% of total· 0.0% port· 114K sh· — QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$3.9M· 2.4% of total· 0.0% port· 107K sh· $-17.5M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$3.0M· 1.9% of total· 0.0% port· 84K sh· $-4.2M QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$2.8M· 1.7% of total· 0.0% port· 76K sh· +$754K QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$2.6M· 1.6% of total· 0.0% port· 72K sh· — QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$2.5M· 1.5% of total· 0.0% port· 69K sh· $-1.9M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$1.7M· 1.1% of total· 0.0% port· 48K sh· +$963K QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$475K· 0.3% of total· 0.0% port· 13K sh· $-1.3M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$2K· 0.0% of total· 0.0% port· 62 sh· $-8K QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$1K· 0.0% of total· 0.0% port· 40 sh· — QoQ· Q2 2026
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