Transaction · 0001193125-26-365668

Graziosi David S.

Graziosi David S., CHAIR, PRES, reported an open-market or private sale at Allison Transmission Holdings Inc involving 9050.000000 shares for an estimated $1205564.98. Reported holdings after the transaction were 309401.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCHAIR, PRES
ALSNAllison Transmission Holdings Inc
Filing timeAug 26
Trade dateAug 21, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
…
Pre-filing
…
Returns since
…

ALSN price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
ALSN since 2026-08-26Filed 8 days ago · 30 days of pre-filing context shaded
Loading…
Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001193125-26-365668
Common Stock
Transaction date
Aug 21, 2026
Filed Aug 26, 2026, 01:10 AM · 5d delay
Shares
9.05k sh
$13.3k per share
Estimated value
-$120M
Computed from shares × price
Holdings after
309k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership Large Sale Repeat Seller
+6score
Filing-only score

+6

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chair, President and CEO

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $132.000000 to $132.990000. The reporting person undertakes to provide Al…

  2. F2

    The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $133.000000 to $133.360000. The reporting person undertakes to provide AL…

  3. F3

    The price reported is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $134.000000 to $134.120000. The reporting person undertakes to provide AL…

  4. F4

    This option vested in three equal annual installments beginning on February 24, 2023.

Original filing · 0001193125-26-365668
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

ALSN