COLLCollegium Pharmaceutical, Inc.

$22.06-38% 1Y

Who owns COLL

274 institutions reported holding COLL for 2026Q2, together 97% of the company, more than the 263 a quarter earlier.

274

Institutions reporting a position · as of 2026Q2 · up from 263 the quarter before

Shares held by institutions
38.9M

Shares held by institutions · 97% of the company · long US equity positions only, as reported on Form 13F

Reported value
$1.75B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
34%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
45
New positions
44
Positions exited
33
Added to
110
Reduced
76
Top 10 holdersof the company
52%
Shares sold shortsettled Sep 15, 2026
5.7M
Short interestof shares outstanding
14%
Days to coverat the average daily volume
6.0
Change in the short positionsince the Aug 31, 2026 count
−6.4%
Institutional ownership by quarter, 2015Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q227438.9M$1.75B
2026Q126337.9M$1.26B
2025Q427337.1M$1.72B
2025Q323936.9M$1.29B
2025Q221635.6M$1.05B
2025Q123736.6M$1.09B
2024Q423437.0M$1.06B
2024Q324738.5M$1.49B
2024Q222639.6M$1.28B
2024Q122639.6M$1.54B
2023Q419039.2M$1.21B
2023Q317238.6M$863M
2023Q217539.1M$841M
2023Q119538.9M$934M
2022Q417636.0M$835M
2022Q316535.7M$575M
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.5.4M14%$197M
VANGUARD GROUP INC2.4M6.0%$87M
Jupiter Topco LLC2.1M5.4%$78M
Invesco Ltd.1.9M4.7%$68M
FULLER & THALER ASSET MANAGEMENT, INC.1.6M4.1%$59M
PRINCIPAL FINANCIAL GROUP INC1.6M4.1%$59M
STATE STREET CORP1.5M3.8%$55M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/1.4M3.5%$51M
RENAISSANCE TECHNOLOGIES LLC1.4M3.4%$49M
EVENTIDE ASSET MANAGEMENT, LLC1.4M3.4%$49M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20265.7M14%6.0
Aug 31, 20266.1M15%8.1
Aug 14, 20266.5M16%6.7
Jul 31, 20265.1M13%17.4
Jul 15, 20265.2M13%11.2
Jun 30, 20265.5M14%10.8
Jun 15, 20265.3M13%13.1
May 29, 20265.7M14%17.8
May 15, 20266.0M15%11.2
Apr 30, 20265.9M15%14.4
Apr 15, 20266.0M15%10.7
Mar 31, 20265.5M14%7.8

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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