The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 21, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 27K | — | $0 |
| Aug 21, 2026 | Graziosi David S. | Chair, President and CEO, Director | Sell(S) | 5K | $134.05 | $611K |
| Aug 21, 2026 | Graziosi David S. | Chair, President and CEO, Director | Sell(S) | 9K | $133.21 | $1.2M |
| Aug 21, 2026 | Graziosi David S. | Chair, President and CEO, Director | Sell(S) | 13K | $132.44 | $1.7M |
| Aug 21, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 27K | $38.11 | $1.0M |
| Aug 11, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Sell(S) | 1K | $125.00 | $131K |
| Aug 10, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 4K | — | $0 |
| Aug 10, 2026 | Bohley G Frederick | See Remarks | Sell(S) | 4K | $122.38 | $485K |
| Aug 10, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 4K | $37.11 | $147K |
| Jun 4, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 533 | — | — |
| Jun 4, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 10 | — | — |
| Jun 4, 2026 | Bohley G Frederick | See Remarks | Tax withholding(F) | 242 | $118.38 | $29K |
| Jun 4, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 533 | — | $0 |
| Jun 4, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 10 | — | $0 |
| May 29, 2026 | Price Michael Craig | See Remarks | Grant(A) | 42 | — | $0 |
| May 29, 2026 | Perna Gustave | Director | Grant(A) | 3 | — | $0 |
| May 29, 2026 | Ostojic Sasha | Director | Grant(A) | 3 | — | $0 |
| May 29, 2026 | Mell Scott A | CFO & Treasurer | Grant(A) | 31 | — | $0 |
| May 29, 2026 | Haznedar Carolann I | Director | Grant(A) | 59 | — | $0 |
| May 29, 2026 | Christman Philip J | Director | Grant(A) | 3 | — | $0 |
| May 29, 2026 | Bohley G Frederick | See Remarks | Grant(A) | 39 | — | $0 |
| May 29, 2026 | Shivram Krishna | Director | Grant(A) | 3 | — | $0 |
| May 29, 2026 | Altmaier Judy L | Director | Grant(A) | 57 | — | $0 |
| May 29, 2026 | Everitt David C | Director | Grant(A) | 73 | — | $0 |
| May 29, 2026 | Barbour D. Scott | Director | Grant(A) | 3 | — | $0 |
| May 29, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Grant(A) | 13 | — | $0 |
| May 29, 2026 | Graziosi David S. | Chair, President and CEO, Director | Grant(A) | 144 | — | $0 |
| May 8, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 1K | — | $0 |
| May 8, 2026 | Mell Scott A | CFO & Treasurer | Sell(S) | 1K | $125.00 | $167K |
| May 8, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 1K | $89.41 | $120K |
| May 8, 2026 | Mell Scott A | CFO & Treasurer | Sell(S) | 933 | $125.00 | $117K |
| May 7, 2026 | Ostojic Sasha | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Perna Gustave | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Christman Philip J | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Shivram Krishna | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Haznedar Carolann I | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Everitt David C | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Barbour D. Scott | Director | Grant(A) | 2K | — | $0 |
| May 7, 2026 | Altmaier Judy L | Director | Grant(A) | 2K | — | $0 |
| May 6, 2026 | Ostojic Sasha | Director | Option exercise(M) | 16 | — | $0 |
| May 6, 2026 | Ostojic Sasha | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Ostojic Sasha | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Perna Gustave | Director | Option exercise(M) | 16 | — | $0 |
| May 6, 2026 | Perna Gustave | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Christman Philip J | Director | Option exercise(M) | 16 | — | $0 |
| May 6, 2026 | Christman Philip J | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Christman Philip J | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Christman Philip J | Director | Grant(A) | 92 | — | $0 |
| May 6, 2026 | Shivram Krishna | Director | Option exercise(M) | 16 | — | $0 |
| May 6, 2026 | Shivram Krishna | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Shivram Krishna | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Barbour D. Scott | Director | Option exercise(M) | 16 | — | $0 |
| May 6, 2026 | Barbour D. Scott | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Barbour D. Scott | Director | Option exercise(M) | 2K | — | $0 |
| May 6, 2026 | Barbour D. Scott | Director | Grant(A) | 92 | — | $0 |
| May 6, 2026 | Perna Gustave | Director | Option exercise(M) | 2K | — | $0 |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 9 | — | $0 |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 891 | — | $0 |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 14 | — | $0 |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 2K | — | $0 |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Tax withholding(F) | 879 | $128.26 | $113K |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 23 | — | — |
| Apr 14, 2026 | Mell Scott A | CFO & Treasurer | Option exercise(M) | 3K | — | — |
| Mar 20, 2026 | Price Michael Craig | See Remarks | Grant(A) | 42 | — | $0 |
| Mar 20, 2026 | Everitt David C | Director | Grant(A) | 81 | — | $0 |
| Mar 20, 2026 | Barbour D. Scott | Director | Grant(A) | 4 | — | $0 |
| Mar 20, 2026 | Altmaier Judy L | Director | Grant(A) | 54 | — | $0 |
| Mar 20, 2026 | Ostojic Sasha | Director | Grant(A) | 4 | — | $0 |
| Mar 20, 2026 | Haznedar Carolann I | Director | Grant(A) | 56 | — | $0 |
| Mar 20, 2026 | Bohley G Frederick | See Remarks | Grant(A) | 39 | — | $0 |
| Mar 20, 2026 | Mell Scott A | CFO & Treasurer | Grant(A) | 40 | — | $0 |
| Mar 20, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Grant(A) | 13 | — | $0 |
| Mar 20, 2026 | Shivram Krishna | Director | Grant(A) | 4 | — | $0 |
| Mar 20, 2026 | Perna Gustave | Director | Grant(A) | 4 | — | $0 |
| Mar 20, 2026 | Christman Philip J | Director | Grant(A) | 4 | — | $0 |
| Mar 20, 2026 | Graziosi David S. | Chair, President and CEO, Director | Grant(A) | 148 | — | $0 |
| Mar 9, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Sell(S) | 1K | $114.40 | $150K |
| Feb 28, 2026 | Bohley G Frederick | See Remarks | Tax withholding(F) | 8K | $125.30 | $950K |
| Feb 28, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 17K | — | — |
| Feb 28, 2026 | Bohley G Frederick | See Remarks | Option exercise(M) | 17K | — | $0 |
| Feb 28, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Tax withholding(F) | 2K | $125.30 | $200K |
| Feb 28, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Option exercise(M) | 5K | — | — |
| Feb 28, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Option exercise(M) | 5K | — | $0 |
| Feb 28, 2026 | Graziosi David S. | Chair, President and CEO, Director | Tax withholding(F) | 35K | $125.30 | $4.3M |
| Feb 28, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 79K | — | — |
| Feb 28, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 79K | — | $0 |
| Feb 25, 2026 | Graziosi David S. | Chair, President and CEO, Director | Grant(A) | 34K | — | $0 |
| Feb 25, 2026 | Scroggins Eric C. | CLO & Asst. Secretary | Grant(A) | 4K | — | $0 |
| Feb 25, 2026 | Bohley G Frederick | See Remarks | Grant(A) | 10K | — | $0 |
| Feb 25, 2026 | Mell Scott A | CFO & Treasurer | Grant(A) | 9K | — | $0 |
| Feb 25, 2026 | Price Michael Craig | See Remarks | Grant(A) | 5K | — | $0 |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 10K | — | — |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 240 | — | — |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 13K | — | — |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 561 | — | — |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Tax withholding(F) | 11K | $118.85 | $1.2M |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 10K | — | $0 |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 240 | — | $0 |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 13K | — | $0 |
| Feb 22, 2026 | Graziosi David S. | Chair, President and CEO, Director | Option exercise(M) | 561 | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-03. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for ALSN