Allison Transmission Holdings (ALSN) insider trading in the last 6 months

3 insiders sold $4.2M. No buys.

Quality Score12Above Average

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Form 4 filings, newest first

SellDavid S. Graziosi$1.7MChair, President and CEOat $132.44 on Aug 21, filed Aug 25

SellDavid S. GraziosiChair, President and CEO$1.7Mat $132.44 on Aug 21, filed Aug 25

SellDavid S. Graziosi$1.2MChair, President and CEOat $133.21 on Aug 21, filed Aug 25

SellDavid S. GraziosiChair, President and CEO$1.2Mat $133.21 on Aug 21, filed Aug 25

SellDavid S. Graziosi$611KChair, President and CEOat $134.05 on Aug 21, filed Aug 25

SellDavid S. GraziosiChair, President and CEO$611Kat $134.05 on Aug 21, filed Aug 25

From SEC Form 4s, the newest filed Aug 25, 2026 · Insiders have 2 business days to file a trade

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Who files at Allison Transmission Holdings

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Questions about ALSN's insider trades

As of Nov 10, 2026: Allison Transmission Holdings (ALSN) has 5 insider filings on record in the last 6 months, the newest filed Aug 25, 2026. Its Quality Score is 12 (Above Average). Scores as of 10:56 PM ET, 15 minutes behind.

Are ALSN insiders buying or selling?

3 insiders sold $4.2M across 5 filings in the last 6 months. No open-⁠market buys on record. The newest filing: David S. Graziosi, Chair, President and CEO, sold $1.7M on Aug 21, 2026.

Who are ALSN's biggest insider sellers?

By the dollars of their sales in the last 6 months: David S. Graziosi (Chair, President and CEO), 3 sales; G. Frederick Bohley (Insider), 1 sale; Eric C. Scroggins (CLO & Asst. Secretary), 1 sale.

When did an ALSN insider last buy?

No ALSN insider bought shares on the open market in the last 6 months, as filed on Form 4. The newest filing is a sale by David S. Graziosi on Aug 21, 2026.

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Allison Transmission Holdings (ALSN) insider trading in the last 6 months

Form 4 filings, newest first

Who files at Allison Transmission Holdings

Questions about ALSN's insider trades

Every insider trade, with its stock's score.