The Filings Report

ALLISON TRANSMISSION HOLDINGS, INC. insider trading

ALSNfinancial statementsForm 4 filings on EDGAR199 transactions since Nov 9, 2024

From August 12, 2026 to November 9, 2026, 0 insiders at ALLISON TRANSMISSION HOLDINGS, INC. bought $0 of stock in the open market, and 1 sold $4M. Officers and directors accounted for $0 of purchases and $4M of sales. The last reported transaction was an option exercise by Graziosi David S. on August 21, 2026.

The answer card and chart use the same period. Change the range above the chart to update both. Form 4 filings through August 25, 2026; awards, option exercises, tax withholding and gifts are excluded from these totals.

Stock price and insider activity

Daily price candles with insider purchases and sales directly beneath them on the same timeline. Bars show individual days; totals sum all days in the selected period.

ALSN daily priceSplit-adjusted prices in US dollars

Bought $0Sold $4MAug 12, 2026 – Nov 9, 2026

Nov 9, 2026O $119.81 · H $124.91 · L $119.37 · C $124.05Bought $0 (0)Sold $0 (0)
$103$112$120$128$1362026-08-12: open $125.85, high $125.85, low $121.83, close $123.602026-08-13: open $123.67, high $124.25, low $121.85, close $122.922026-08-14: open $123.40, high $125.97, low $122.66, close $125.872026-08-17: open $125.73, high $127.56, low $125.04, close $127.112026-08-18: open $126.88, high $127.00, low $124.30, close $125.452026-08-19: open $126.40, high $127.59, low $124.57, close $124.822026-08-20: open $123.62, high $129.46, low $123.13, close $129.122026-08-21: open $130.00, high $134.14, low $128.56, close $133.232026-08-24: open $133.14, high $133.68, low $130.80, close $131.382026-08-25: open $131.80, high $132.16, low $129.87, close $131.622026-08-26: open $132.11, high $134.66, low $128.59, close $128.782026-08-27: open $128.36, high $129.98, low $125.10, close $129.162026-08-28: open $130.00, high $130.49, low $124.92, close $126.322026-08-31: open $126.06, high $127.50, low $125.40, close $125.712026-09-01: open $124.60, high $125.67, low $121.98, close $122.712026-09-02: open $122.56, high $128.22, low $120.58, close $126.712026-09-03: open $128.36, high $129.70, low $125.57, close $128.442026-09-04: open $128.16, high $131.37, low $128.16, close $131.242026-09-08: open $131.11, high $132.41, low $130.21, close $130.562026-09-09: open $129.41, high $131.31, low $127.59, close $128.142026-09-10: open $126.30, high $127.91, low $124.21, close $127.542026-09-11: open $129.59, high $129.59, low $126.69, close $126.942026-09-14: open $123.66, high $124.27, low $121.77, close $123.492026-09-15: open $124.19, high $124.59, low $122.24, close $122.402026-09-16: open $123.20, high $123.95, low $117.50, close $118.642026-09-17: open $121.01, high $121.63, low $118.15, close $119.762026-09-18: open $119.82, high $120.07, low $116.99, close $117.102026-09-21: open $118.53, high $120.77, low $117.77, close $118.862026-09-22: open $119.95, high $120.97, low $113.25, close $115.382026-09-23: open $114.78, high $115.63, low $112.57, close $114.592026-09-24: open $114.00, high $114.00, low $111.46, close $112.742026-09-25: open $113.07, high $116.46, low $112.85, close $113.862026-09-28: open $113.00, high $114.98, low $111.91, close $113.662026-09-29: open $113.76, high $113.80, low $111.03, close $113.012026-09-30: open $113.37, high $114.27, low $112.10, close $113.262026-10-01: open $112.55, high $116.89, low $111.33, close $116.282026-10-02: open $117.88, high $119.08, low $116.89, close $117.972026-10-05: open $117.59, high $118.73, low $114.38, close $115.752026-10-06: open $116.61, high $117.56, low $114.49, close $114.752026-10-07: open $113.19, high $113.89, low $109.37, close $110.762026-10-08: open $108.77, high $109.71, low $105.10, close $109.112026-10-09: open $109.61, high $111.10, low $108.32, close $109.862026-10-12: open $110.58, high $114.36, low $110.58, close $111.472026-10-13: open $112.90, high $113.54, low $110.05, close $111.622026-10-14: open $110.55, high $111.89, low $109.20, close $110.702026-10-15: open $110.75, high $112.74, low $109.44, close $112.552026-10-16: open $113.23, high $114.34, low $111.03, close $111.802026-10-19: open $112.54, high $112.98, low $110.38, close $110.762026-10-20: open $109.80, high $111.21, low $107.89, close $109.662026-10-21: open $110.20, high $111.13, low $108.91, close $110.942026-10-22: open $109.51, high $109.88, low $106.24, close $109.572026-10-23: open $108.26, high $109.04, low $105.33, close $106.322026-10-26: open $107.01, high $109.08, low $106.89, close $107.192026-10-27: open $108.24, high $108.53, low $106.26, close $107.672026-10-28: open $108.76, high $109.32, low $107.30, close $109.302026-10-29: open $108.25, high $111.03, low $108.25, close $109.982026-10-30: open $108.69, high $109.35, low $106.67, close $108.052026-11-02: open $109.67, high $113.23, low $109.03, close $113.092026-11-03: open $117.50, high $123.12, low $115.10, close $118.922026-11-04: open $121.44, high $121.44, low $115.78, close $120.522026-11-05: open $119.18, high $122.30, low $115.28, close $116.452026-11-06: open $117.08, high $117.38, low $115.22, close $116.882026-11-09: open $119.81, high $124.91, low $119.37, close $124.05Insider purchases / sales · USD$5M$0−$5M2026-08-21: 0 purchases ($0), 3 sales ($4M)Aug 12Sep 3Sep 25Oct 19Nov 9

purchases above zero; sales below. Both use the transaction date and the same dollar scale. Hover, tap, or use arrow keys to inspect a date. Awards, exercises, tax withholding and gifts are excluded.

Dates with prices or insider activity are spaced evenly; empty weekends and holidays are omitted. Prices through Nov 9, 2026. Insider data through Nov 9, 2026. Prices are adjusted for splits; transaction values are reported dollars.

Every transaction

199 transactions from November 9, 2024 to November 9, 2026, newest first. Open-market purchases and sales are coloured; awards, exercises, tax withholding and gifts are grey and not counted.

TradedInsiderRoleTransactionSharesPriceValueHeld afterFiled
Aug 21, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise26,708$38.11$1M331,551Aug 25, 2026
Aug 21, 2026Graziosi David S.Chair, President and CEO, Directoropen-market sale13,100$132.44$2M318,451Aug 25, 2026
Aug 21, 2026Graziosi David S.Chair, President and CEO, Directoropen-market sale9,050$133.21$1M309,401Aug 25, 2026
Aug 21, 2026Graziosi David S.Chair, President and CEO, Directoropen-market sale4,558$134.05$611K304,843Aug 25, 2026
Aug 11, 2026Scroggins Eric C.CLO & Asst. Secretaryopen-market sale1,050$125.00$131K16,604Aug 13, 2026
Aug 10, 2026Bohley G FrederickSee Remarksoption exercise3,961$37.11$147K116,847Aug 11, 2026
Aug 10, 2026Bohley G FrederickSee Remarksopen-market sale3,961$122.38$485K112,886Aug 11, 2026
Jun 4, 2026Bohley G FrederickSee Remarksoption exercise533——113,118Jun 8, 2026
Jun 4, 2026Bohley G FrederickSee Remarksoption exercise10——113,128Jun 8, 2026
Jun 4, 2026Bohley G FrederickSee Remarkstax withholding242$118.38$29K112,886Jun 8, 2026
May 8, 2026Mell Scott ACFO & Treasureropen-market sale933$125.00$117K1,053May 11, 2026
May 8, 2026Mell Scott ACFO & Treasureroption exercise1,337$89.41$120K2,390May 11, 2026
May 8, 2026Mell Scott ACFO & Treasureropen-market sale1,337$125.00$167K1,053May 11, 2026
May 6, 2026Barbour D. ScottDirectoraward92$0.00—11,695May 8, 2026
May 6, 2026Barbour D. ScottDirectoroption exercise1,586$0.00—13,281May 8, 2026
May 6, 2026Ostojic SashaDirectoroption exercise1,586$0.00—10,560May 8, 2026
May 6, 2026Shivram KrishnaDirectoroption exercise1,586$0.00—9,633May 8, 2026
May 6, 2026Christman Philip JDirectoraward92$0.00—8,982May 8, 2026
May 6, 2026Christman Philip JDirectoroption exercise1,586$0.00—10,568May 8, 2026
May 6, 2026Perna GustaveDirectoroption exercise1,586$0.00—9,633May 8, 2026
Apr 14, 2026Mell Scott ACFO & Treasureroption exercise2,842——2,842Apr 16, 2026
Apr 14, 2026Mell Scott ACFO & Treasureroption exercise23——2,865Apr 16, 2026
Apr 14, 2026Mell Scott ACFO & Treasurertax withholding879$128.26$113K1,986Apr 16, 2026
Mar 9, 2026Scroggins Eric C.CLO & Asst. Secretaryopen-market sale1,313$114.40$150K17,654Mar 10, 2026
Feb 28, 2026Graziosi David S.Chair, President and CEO, Directortax withholding34,713$125.30$4M304,843Mar 3, 2026
Feb 28, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise78,893——339,556Mar 3, 2026
Feb 28, 2026Scroggins Eric C.CLO & Asst. Secretarytax withholding1,598$125.30$200K18,967Mar 3, 2026
Feb 28, 2026Scroggins Eric C.CLO & Asst. Secretaryoption exercise5,448——20,565Mar 3, 2026
Feb 28, 2026Bohley G FrederickSee Remarkstax withholding7,580$125.30$950K112,585Mar 3, 2026
Feb 28, 2026Bohley G FrederickSee Remarksoption exercise17,101——120,165Mar 3, 2026
Feb 22, 2026Scroggins Eric C.CLO & Asst. Secretaryoption exercise927——15,364Feb 24, 2026
Feb 22, 2026Scroggins Eric C.CLO & Asst. Secretaryoption exercise36——15,400Feb 24, 2026
Feb 22, 2026Scroggins Eric C.CLO & Asst. Secretarytax withholding283$118.85$34K15,117Feb 24, 2026
Feb 22, 2026Bohley G FrederickAllison COO,Pres.&BU Leader ATtax withholding1,294$118.85$154K103,064Feb 24, 2026
Feb 22, 2026Bohley G FrederickAllison COO,Pres.&BU Leader AToption exercise119——104,358Feb 24, 2026
Feb 22, 2026Bohley G FrederickAllison COO,Pres.&BU Leader AToption exercise2,909——104,239Feb 24, 2026
Feb 22, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise10,474——256,946Feb 24, 2026
Feb 22, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise240——257,186Feb 24, 2026
Feb 22, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise13,418——270,604Feb 24, 2026
Feb 22, 2026Graziosi David S.Chair, President and CEO, Directoroption exercise561——271,165Feb 24, 2026
Feb 22, 2026Graziosi David S.Chair, President and CEO, Directortax withholding10,502$118.85$1M260,663Feb 24, 2026
Feb 21, 2026Scroggins Eric C.CLO & Asst. Secretaryoption exercise15——14,695Feb 24, 2026
Feb 21, 2026Scroggins Eric C.CLO & Asst. Secretaryoption exercise740——14,680Feb 24, 2026
Feb 21, 2026Scroggins Eric C.CLO & Asst. Secretarytax withholding258$118.85$31K14,437Feb 24, 2026
Feb 21, 2026Bohley G FrederickAllison COO,Pres.&BU Leader ATtax withholding960$118.85$114K101,330Feb 24, 2026
Feb 21, 2026Bohley G FrederickAllison COO,Pres.&BU Leader AToption exercise2,223——102,240Feb 24, 2026
Feb 21, 2026Bohley G FrederickAllison COO,Pres.&BU Leader AToption exercise50——102,290Feb 24, 2026
Feb 19, 2026Graziosi David S.Chair, President and CEO, Directortax withholding1,771$117.78$209K246,472Feb 23, 2026
Feb 19, 2026Graziosi David S.Chair, President and CEO, Directoraward5,971——248,176Feb 23, 2026
Feb 19, 2026Graziosi David S.Chair, President and CEO, Directoraward67——248,243Feb 23, 2026

Who the insiders are

Everyone who reported a transaction since November 9, 2024, by open-market value over twelve months. Shares held are after the insider’s latest directly held transaction.

InsiderRoleLast transactionKindShares heldBought, 12 monthsSold, 12 monthsSales under a plan
Graziosi David S.Chair, President and CEO, DirectorAug 21, 2026option exercise331,551—$4M (3)0 of 3
Bohley G FrederickSee RemarksAug 10, 2026option exercise116,847—$2M (4)3 of 4
Mell Scott ACFO & TreasurerMay 8, 2026open-market sale1,053—$284K (2)0 of 2
Scroggins Eric C.CLO & Asst. SecretaryAug 11, 2026open-market sale16,604—$281K (2)0 of 2
Coll JohnSVP, Global MSSDec 31, 2025open-market sale10,021—$177K (1)1 of 1
Milburn Ryan A.VP, Engr. & Tech Dev.May 21, 2025option exercise15,336———
van Niekerk TeresaVP, Chief Procurement OfficerFeb 28, 2025tax withholding20,875———
Pittard Dana JHVP, Defense ProgramsMar 6, 2025gift3,660———
Eifert ThomasVP, Quality Plan & Prog MgmtFeb 28, 2025option exercise17,865———
Barbour D. ScottDirectorMay 6, 2026award11,695———
Christman Philip JDirectorMay 6, 2026award8,982———
Ostojic SashaDirectorMay 6, 2026option exercise10,560———
Shivram KrishnaDirectorMay 6, 2026option exercise9,633———
Perna GustaveDirectorMay 6, 2026option exercise9,633———
Lavin Richard PDirectorMay 7, 2025option exercise45,134———

Questions

Are ALLISON TRANSMISSION HOLDINGS, INC. insiders buying or selling?

Over the twelve months to November 9, 2026, 5 insiders at ALLISON TRANSMISSION HOLDINGS, INC. sold $6M of stock in the open market, all by officers and directors, and no insider bought. Net, insiders sold $6M. Only open-market purchases and sales are counted.

Who sold the most ALLISON TRANSMISSION HOLDINGS, INC. stock in the last year?

Graziosi David S. (Chair, President and CEO, Director) sold $4M in 3 open-market sales over the twelve months to November 9, 2026.

Do ALLISON TRANSMISSION HOLDINGS, INC. executives sell under 10b5-1 plans?

4 of the 12 open-market sales in the last twelve months (33%) were reported as made under a Rule 10b5-1 trading plan, set up in advance. A sale under a plan is still counted as a sale.

What counts as insider buying here?

Only open-market purchases (Form 4 code P) and sales (code S) by officers, directors and 10% owners. Stock awards, option exercises, shares withheld for tax and gifts are listed in the table but never counted as buying or selling.

More on ALLISON TRANSMISSION HOLDINGS, INC.

From Form 4, 4/A and 5 filings with the SEC. A record of insider transactions, not a recommendation.