Based on data from the past 90 days ending January 10, 2026, Allison Transmission Holdings's three largest insider shareholders are Svp And Prod Eng & Planning Randall R. Kirk (317.89K shares), Chair And President And Ceo David S. Graziosi (242.21K shares), Chief Operating Officer G Frederick Bohley (99.07K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Randall R. Kirk | Svp And Prod Eng & Planning | 317,890 | 10 Aug, 2021 |
| David S. Graziosi | Chair And President And Ceo | 242,205 | 04 Mar, 2025 |
| G Frederick Bohley | Chief Operating Officer | 99,074 | 25 Aug, 2025 |
| Michael Dick | Svp And Ops And Purchasing | 63,594 | 15 Mar, 2022 |
| Thomas W Rabaut | 62,272 | 05 May, 2023 | |
| Lawrence E. Dewey | 47,960 | 07 May, 2021 | |
| Richard P Lavin | 41,410 | 09 May, 2025 | |
| Tunon Alvaro Garcia | 40,218 | 05 May, 2023 | |
| Richard Vanfleet Reynolds | 37,044 | 05 May, 2023 | |
| Dana Jh Pittard | Vp And Defense Programs | 26,006 | 10 Mar, 2025 |
| Niekerk Teresa Van | Vp And Chief Procurement Officer | 20,875 | 04 Mar, 2025 |
| Stanley A Askren | 18,271 | 05 May, 2023 | |
| Thomas Eifert | Vp And Quality Plan & Prog Mgmt | 15,998 | 04 Mar, 2025 |
| Eric C. Scroggins | Vp And Gen. Counsel & Assist. Sec | 13,667 | 09 May, 2025 |
| Ryan A. Milburn | Vp And Engr. & Tech Dev. | 11,924 | 23 May, 2025 |
| D. Scott Barbour | 11,501 | 12 Nov, 2025 | |
| John Coll | Svp And Global Mss | 10,021 | 02 Jan, 2026 |
| Sasha Ostojic | 8,974 | 09 May, 2025 | |
| Philip J Christman | 8,788 | 12 Nov, 2025 | |
| Gustave Perna | 8,047 | 09 May, 2025 | |
| Krishna Shivram | 8,047 | 09 May, 2025 | |
| Rafael Basso | Vp And Operations | 4,624 | 31 May, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 31 Dec, 2025 | John Coll | Common Stock | D | 1,791 | $98.79 | 10,021 | D | S |
| 07 Nov, 2025 | D. Scott Barbour | Common Stock | A | 144 | $0.00 | 11,501 | D | A |
| 07 Nov, 2025 | Philip J Christman | Common Stock | A | 144 | $0.00 | 8,788 | D | A |
| 30 Sep, 2025 | John Coll | Common Stock | D | 1,788 | $84.32 | 11,812 | D | S |
| 14 Aug, 2025 | G Frederick Bohley | Common Stock | A | 3,000 | $89.50 | 99,074 | D | P |
| 14 Aug, 2025 | G Frederick Bohley | - | - | 99,074 | D | |||
| 14 Aug, 2025 | G Frederick Bohley | Common Stock | A | 3,000 | $88.50 | 99,074 | D | P |
| 07 Aug, 2025 | D. Scott Barbour | Common Stock | A | 135 | $0.00 | 11,357 | D | A |
| 07 Aug, 2025 | Philip J Christman | Common Stock | A | 135 | $0.00 | 8,644 | D | A |
| 30 Jun, 2025 | John Coll | Common Stock | D | 1,788 | $94.69 | 13,600 | D | S |
| 04 Jun, 2025 | G Frederick Bohley | Common Stock | D | 240 | $102.52 | 96,074 | D | F |
| 04 Jun, 2025 | G Frederick Bohley | Common Stock | A | 533 | - | 96,309 | D | M |
| 04 Jun, 2025 | G Frederick Bohley | Common Stock | A | 5 | - | 96,314 | D | M |
| 21 May, 2025 | Ryan A. Milburn | Common Stock | A | 1,266 | $43.30 | 13,190 | D | M |
| 21 May, 2025 | Ryan A. Milburn | - | - | 15,336 | D | |||
| 21 May, 2025 | Ryan A. Milburn | - | - | 11,924 | D | |||
| 21 May, 2025 | Ryan A. Milburn | - | - | 13,190 | D | |||
| 21 May, 2025 | Ryan A. Milburn | Common Stock | D | 3,412 | $105.24 | 11,924 | D | S |
| 21 May, 2025 | Ryan A. Milburn | Common Stock | A | 2,146 | $70.88 | 15,336 | D | M |
| 21 May, 2025 | Ryan A. Milburn | Common Stock | D | 2,214 | $0.00 | 11,924 | D | G |