Allison Transmission Holdings Inc
ALSN- Exchange
- NYSE
- Industry
- Motor Vehicle Parts & Accessories
- SEC CIK
- 0001411207
In the last 90 days, Allison Transmission Holdings Inc insiders filed 0 open-market purchases and 3 sales; 573 institutions reported holding it in 13F filings for Q2 2026, worth $9.64B in total; Harris Associates (Oakmark) is the only superinvestor holding it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $4.17M in total
- 3
- 13F holdersQ2 2026, +26 vs. previous quarter
- 573
- 13F valueReported value at the end of Q2 2026
- $9.64B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Superinvestors holding ALSN, Q2 2026
1 superinvestor reports holding Allison Transmission Holdings Inc on Form 13F. Percentages are the stock's share of each portfolio.
Harris Associates (Oakmark)
Bill Nygren
0.1%
Allison Transmission Holdings Inc's share of the portfolio
- Shares
- 402,762
- Value
- $45.4M
Latest insider trades
Open-market purchases and sales by Allison Transmission Holdings Inc insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 25, 2026 (view filing)9:10 PM ET | Aug 21 | 4 days | Graziosi David S.Chair, President and CEO | SSale | −26.7K | $132.97 | −$3.55M | −8.1%304.8K after | 3 lots |
| Aug 13, 2026 (view filing)5:00 PM ET | Aug 11 | 2 days | Scroggins Eric C.CLO & Asst. Secretary | SSale | −1.05K | $125.00 | −$131.3K | −5.9%16.6K after | |
| Aug 11, 2026 (view filing)4:05 PM ET | Aug 10 | 1 day | Bohley G FrederickSee Remarks | SSale | −3.96K | $122.38 | −$484.7K | −3.4%112.9K after | |
| May 11, 2026 (view filing) | May 8 | 3 days | Mell Scott ACFO & Treasurer | SSale | −2.27K | $125.00 | −$283.8K | −68.3%1.05K after | 2 lots |
| Mar 10, 2026 (view filing) | Mar 9 | 1 day | Scroggins Eric C.CLO & Asst. Secretary | SSale | −1.31K | $114.40 | −$150.2K | −6.9%17.7K after | |
| Feb 17, 2026 (view filing) | Feb 13 | 4 days | Bohley G FrederickAllison COO,Pres.&BU Leader AT | SSale | −10.3K | $116.40 | −$1.20M | −9.5%99.1K after | 3 lots10b5-1 |
| Jan 2, 2026 (view filing) | Dec 31, 2025 | 2 days | Coll JohnSVP, Global MSS | SSale | −1.79K | $98.79 | −$176.9K | −15.2%10.0K after | 10b5-1 |
| Oct 1, 2025 (view filing) | Sep 30 | 1 day | Coll JohnSVP, Global MSS | SSale | −1.79K | $84.32 | −$150.8K | −13.1%11.8K after | 10b5-1 |
| Aug 25, 2025 (view filing) | Aug 14 | 11 days | Bohley G FrederickChief Operating Officer | PPurchase | +3.00K | $88.50 | +$265.5K | +3.1%99.1K after | Amended |
| Jul 1, 2025 (view filing) | Jun 30 | 1 day | Coll JohnSVP, Global MSS | SSale | −1.79K | $94.69 | −$169.3K | −11.6%13.6K after | 10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Allison Transmission Holdings Inc at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 12,417,518 | $1.40B | 0.06% | −33,393−0.3% | Reduced |
| Vanguard Portfolio Management LLC | 3,985,544 | $449.3M | 0.02% | −203,367−4.9% | Reduced |
| BlackRock, Inc. | 3,975,802 | $448.2M | 0.01% | +187,009+4.9% | Added |
| Vanguard Capital Management LLC | 3,742,337 | $421.9M | 0.01% | +28,642+0.8% | Added |
| Boston Partners | 3,176,528 | $358.2M | 0.32% | +319,918+11.2% | Added |
| Fuller & Thaler Asset Management, Inc. | 2,622,104 | $295.6M | 0.81% | −772,531−22.8% | Reduced |
| LSV Asset Management | 2,196,918 | $247.7M | 0.45% | +66,367+3.1% | Added |
| Geode Capital Management, LLC | 2,027,981 | $228.7M | 0.01% | −176,287−8.0% | Reduced |
| Renaissance Technologies LLC | 1,938,997 | $218.6M | 0.30% | −321,400−14.2% | Reduced |
| Dimensional Fund Advisors LP | 1,917,523 | $216.2M | 0.04% | +15,663+0.8% | Added |