Mario Gabelli's ALSN Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 5,293 shares of Allison Transmission Holdings, Inc. (ALSN) worth $596,733, representing 0.01% of the portfolio. First purchased in 2025-Q2, this short-term holding has been held for 5 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in ALSN for several quarters, showing initial confidence in the investment. Largest addition occurred in Q3 2025, adding 679 shares. Largest reduction occurred in Q2 2026, reducing 1,180 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Allison Transmission Holdings (ALSN) Holding Value Over Time
Track share changes against reported price movement
Quarterly Allison Transmission Holdings (ALSN) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | -1,180 | Reduce 18.23% | 5,293 | $112.74 |
| Q1 2026 | +100 | Add 1.57% | 6,473 | $117.06 |
| Q4 2025 | -84 | Reduce 1.30% | 6,373 | $97.90 |
| Q3 2025 | +679 | Add 11.75% | 6,457 | $84.88 |
| Q2 2025 | +5,778 | New Buy | 5,778 | $94.99 |
Mario Gabelli's Allison Transmission Holdings Investment FAQs
Mario Gabelli first purchased Allison Transmission Holdings, Inc. (ALSN) in Q2 2025, acquiring 5,778 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 Allison Transmission Holdings, Inc. (ALSN) for 5 quarters since Q2 2025.
Mario Gabelli's largest addition to Allison Transmission Holdings, Inc. (ALSN) was in Q2 2025, adding 5,778 shares worth $548,852.
According to the latest 13F filing for Q2 2026, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 5,293 shares of Allison Transmission Holdings, Inc. (ALSN), valued at approximately $596,733.
As of the Q2 2026 filing, Allison Transmission Holdings, Inc. (ALSN) represents approximately 0.01% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Allison Transmission Holdings, Inc. (ALSN) was 6,473 shares, as reported at the end of Q1 2026.