Form4insider filings, from the source

Insider · CIK 0001543492

David S. Graziosi

Files at: ALSN. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $3.6M · 1net −$3.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 21, 2026 SForm 4 →Aug 25, 9:10 pm EDTAllison Transmission Holdings IncALSN26,708$132.97$3,551,470304,843−8.06%
Aug 21, 2026 MForm 4 →Aug 25, 9:10 pm EDTAllison Transmission Holdings IncALSN26,708$38.11$1,017,842331,551—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 31, 2026 AForm 4 →Sep 2, 4:00 pm EDTAllison Transmission Holdings IncALSN131——799—
Aug 21, 2026 MForm 4 →Aug 25, 9:10 pm EDTAllison Transmission Holdings IncALSN26,708——17,593—