Mario Gabelli's CMPO Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 93,000 shares of CompoSecure, Inc. (CMPO) worth $1.79 M, representing 0.02% of the portfolio. First purchased in 2024-Q4, this short-term holding has been held for 5 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in CMPO for several quarters, showing initial confidence in the investment. Largest addition occurred in Q4 2025, adding 93,000 shares. Largest reduction occurred in Q3 2025, reducing 95,000 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's CompoSecure (CMPO) Holding Value Over Time
Track share changes against reported price movement
Quarterly CompoSecure (CMPO) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +93,000 | New Buy | 93,000 | $19.28 |
| Q3 2025 | -95,000 | Sold Out | 0 | $0.00 |
| Q2 2025 | -21,000 | Reduce 18.10% | 95,000 | $14.09 |
| Q1 2025 | +21,000 | Add 22.11% | 116,000 | $10.87 |
| Q4 2024 | +95,000 | New Buy | 95,000 | $15.33 |
Mario Gabelli's CompoSecure Investment FAQs
Mario Gabelli first purchased CompoSecure, Inc. (CMPO) in Q4 2024, acquiring 95,000 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held CompoSecure, Inc. (CMPO) for 5 quarters since Q4 2024.
Mario Gabelli's largest addition to CompoSecure, Inc. (CMPO) was in Q4 2024, adding 95,000 shares worth $1.46 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 93,000 shares of CompoSecure, Inc. (CMPO), valued at approximately $1.79 M.
As of the Q4 2025 filing, CompoSecure, Inc. (CMPO) represents approximately 0.02% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in CompoSecure, Inc. (CMPO) was 116,000 shares, as reported at the end of Q1 2025.