CompoSecure, Inc.
CompoSecure, Inc. (CMPO) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · CMPO · as of Sep 30, 2025
Ownership Breakdown
194
Institutional Holders
▲ 12 vs Q2
$1.34B
Total Inst. Value
▲ $442.34M vs Q2
101.89M
Shares Outstanding
freeFloat 36.29%
64.22M
13F Shares Held
▲ 609,102 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
CMPO largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
LOCUST WOOD CAPITAL ADVISERS, LLC finance services | 9.34M | 9.13% | 9.13% | $194.50B | Oct 30, 2025 | ▲ 1.18M |
CORSAIR CAPITAL MANAGEMENT, L.P. finance services | 4.23M | 4.13% | 4.13% | $88.03B | Apr 21, 2026 | ▲ 1.36M |
BLEICHROEDER LP finance services | 3.92M | 3.83% | 3.83% | $81.60B | Nov 14, 2025 | — held |
BLACKROCK, INC. finance services | 3.47M | 3.39% | 3.39% | $72.27B | Nov 12, 2025 | ▲ 145.7K |
VANGUARD GROUP INC finance services | 3.32M | 3.25% | 3.25% | $69.22B | Nov 7, 2025 | ▲ 53.3K |
WELLINGTON MANAGEMENT GROUP LLP finance services | 2.73M | 2.67% | 2.67% | $56.88B | Nov 14, 2025 | ▲ 321.4K |
NINE TEN CAPITAL MANAGEMENT LLC finance services | 2.12M | 2.08% | 2.08% | $44.21B | Nov 14, 2025 | ▲ 29.3K |
TIKVAH MANAGEMENT LLC finance services | 1.97M | 1.93% | 1.93% | $41.01B | Nov 14, 2025 | ▼ 280.0K |
TOROSO INVESTMENTS, LLC finance services | 1.80M | 1.76% | 1.76% | $37.49B | Nov 14, 2025 | ▲ 213.2K |
CAPITAL WORLD INVESTORS finance services | 1.79M | 1.75% | 1.75% | $37.20B | Nov 13, 2025 | — held |
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
24
Increased
+8.46M shares5
New Positions
first time holders17
Decreased
−8.21M shares0
Sold Out
fully exitedNet shares change (top 50)
+246.0K
+8.46M / −8.21M
Net new holders
+12
5 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
CMPO insider trading · insider activity
Source: SEC Form 4
8
Buy transactions
16
Sell transactions
0.50
Buy/Sell ratio
$1M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Moriarty Kevin M director | Jan 12, 2026 | Award | 54,055 | $18.50 | $1.00M | 67.1K | Form 4 ↗ |
Mikkilineni Krishna director | Jan 12, 2026 | Award | 64,865 | $18.50 | $1.20M | 64.9K | Form 4 ↗ |
James Mark R. director | Jan 12, 2026 | Award | 54,055 | $18.50 | $1.00M | 54.1K | Form 4 ↗ |
Hughes Brian F. director | Jan 12, 2026 | Award | 27,028 | $18.50 | $500.0K | 121.4K | Form 4 ↗ |
Galant Paul director | Jan 12, 2026 | Award | 54,055 | $18.50 | $1.00M | 146.3K | Form 4 ↗ |
DEANGELO JOSEPH J director | Jan 12, 2026 | Award | 270,271 | $18.50 | $5.00M | 315.3K | Form 4 ↗ |
COTE DAVID M Executive Chairman | Jan 12, 2026 | Award | 54,055 | $18.50 | $1.00M | 76.4K | Form 4 ↗ |
Loree Rebecca Corbin director | Jan 12, 2026 | Award | 54,055 | $18.50 | $1.00M | 59.3K | Form 4 ↗ |
Wilk Jonathan President and CEO | Sep 9, 2025 | Tax Withhold | 169,439 | $19.40 | $3.29M | 3.45M | Form 4 ↗ |
Wilk Jonathan President and CEO | Jan 1, 2026 | Tax Withhold | 208,690 | $19.28 | $4.02M | 3.24M | 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
CompoSecure, Inc. (CMPO) is primarily owned by institutional investors, who hold approximately 63.0% of total shares outstanding. Company insiders own approximately 63.71%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of CompoSecure, Inc. is LOCUST WOOD CAPITAL ADVISERS, LLC, holding approximately 9.34 million shares — equal to 9.13% of outstanding shares — as of September 30, 2025.
A total of 194 institutional investors currently hold CMPO stock, with a combined institutional value of approximately $1.34 billion as of the most recent 13F filing period.
Frequently asked questions
CMPO ownershipCompoSecure, Inc. (CMPO) is primarily owned by institutional investors, who hold approximately 63.0% of shares. The largest shareholder is LOCUST WOOD CAPITAL ADVISERS, LLC with a 9.13% stake. Company insiders hold 63.71%. Data sourced from SEC Form 13F as of September 30, 2025.