# Allison Transmission Holdings (ALSN): who owns it

2 value investors held Allison Transmission Holdings in their Q3 2026 13F, led by Tweedy, Browne, Harris Associates (Oakmark).

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Tweedy, Browne | 0.2% | $2.5m | Added +38% | 4 |
| Harris Associates (Oakmark) | 0.1% | $45.4m | Trimmed -24% | 22 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-08-21 | Graziosi David S. | Chair, President and CEO | Sold | 13100 | $1.7m |
| 2026-08-21 | Graziosi David S. | Chair, President and CEO | Sold | 9050 | $1.2m |
| 2026-08-21 | Graziosi David S. | Chair, President and CEO | Sold | 4558 | $611k |
| 2026-08-11 | Scroggins Eric C. | CLO & Asst. Secretary | Sold | 1050 | $131k |
| 2026-08-10 | Bohley G Frederick | See Remarks | Sold | 3961 | $485k |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/alsn). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.