Collegium Pharmaceutical, Inc.
Collegium Pharmaceutical, Inc. (COLL) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · COLL · as of Sep 30, 2025
Ownership Breakdown
245
Institutional Holders
▲ 20 vs Q2
$1.30B
Total Inst. Value
▲ $237.57M vs Q2
32.43M
Shares Outstanding
freeFloat 98.05%
37.01M
13F Shares Held
▲ 1.22M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
COLL largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. pharmaceutical preparations | 5.18M | 16.28% | 16.28% | $181.18B | Nov 12, 2025 | ▼ 163.8K |
RUBRIC CAPITAL MANAGEMENT LP pharmaceutical preparations | 2.83M | 8.89% | 8.89% | $98.90B | Nov 14, 2025 | ▼ 331.2K |
EVENTIDE ASSET MANAGEMENT, LLC pharmaceutical preparations | 2.39M | 7.52% | 7.52% | $83.65B | Nov 14, 2025 | ▼ 250.5K |
VANGUARD GROUP INC pharmaceutical preparations | 2.23M | 7.00% | 7.00% | $77.90B | Nov 7, 2025 | ▼ 21.8K |
RENAISSANCE TECHNOLOGIES LLC pharmaceutical preparations | 1.60M | 5.03% | 5.03% | $55.96B | Nov 13, 2025 | ▲ 78.0K |
FULLER & THALER ASSET MANAGEMENT, INC. pharmaceutical preparations | 1.50M | 4.72% | 4.72% | $52.58B | Nov 13, 2025 | ▲ 71.6K |
PRINCIPAL FINANCIAL GROUP INC pharmaceutical preparations | 1.31M | 4.12% | 4.12% | $45.83B | Nov 4, 2025 | ▼ 157.1K |
STATE STREET CORP pharmaceutical preparations | 1.29M | 4.07% | 4.07% | $45.27B | Nov 14, 2025 | ▼ 60.5K |
INVESCO LTD. pharmaceutical preparations | 1.28M | 4.03% | 4.03% | $44.89B | Nov 13, 2025 | ▼ 301.9K |
JANUS HENDERSON GROUP PLC pharmaceutical preparations | 910.2K | 2.86% | 2.86% | $31.83B | Nov 14, 2025 | ▲ 440.7K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
25
Increased
+3.23M shares2
New Positions
first time holders22
Decreased
−2.22M shares0
Sold Out
fully exitedNet shares change (top 50)
+1.01M
+3.23M / −2.22M
Net new holders
+5
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
COLL insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
9
Buy transactions
6
Sell transactions
1.50
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Freund John Gordon director | May 18, 2026 | Sale | 20 | $34.05 | $681 | 84.0K | Form 4 ↗ |
Lurker Nancy director | May 14, 2026 | Award | 8,741 | — | — | 26.8K | Form 4 ↗ |
Paya Carlos V director | May 14, 2026 | Award | 8,741 | — | — | 28.3K | Form 4 ↗ |
Freund John Gordon director | May 15, 2026 | Sale | 4,127 | $34.54 | $142.5K | 84.0K | Form 4 ↗ |
Freund John Gordon director | May 14, 2026 | Award | 8,741 | — | — | 79.4K | Form 4 ↗ |
BOHLIN GAREN G director | May 14, 2026 | Award | 8,741 | — | — | 71.0K | Form 4 ↗ |
Glancy Donovan Michael director | May 14, 2026 | Award | 17,482 | — | — | 17.5K | Form 4 ↗ |
Balice-Gordon Rita J. director | May 14, 2026 | Award | 8,741 | — | — | 61.4K | Form 4 ↗ |
SANTINI GINO director | May 14, 2026 | Award | 8,741 | — | — | 103.8K | Form 4 ↗ |
Lurker Nancy director | May 13, 2026 | Sale | 4,500 | $35.97 | $161.9K | 18.0K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Collegium Pharmaceutical, Inc. (COLL) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 1.95%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Collegium Pharmaceutical, Inc. is BLACKROCK, INC., holding approximately 5.18 million shares — equal to 16.28% of outstanding shares — as of September 30, 2025.
A total of 245 institutional investors currently hold COLL stock, with a combined institutional value of approximately $1.30 billion as of the most recent 13F filing period.
Frequently asked questions
COLL ownershipCollegium Pharmaceutical, Inc. (COLL) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 16.28% stake. Company insiders hold 1.95%. Data sourced from SEC Form 13F as of September 30, 2025.