Thomas Eifert
VP, Quality Plan & Prog Mgmt at Allison Transmission Holdings Inc (ALSN) since August 2021
Thomas Eifert has filed 42 insider reports with the SEC since August 2021, as VP and quality Plan & Prog Mgmt at Allison Transmission Holdings Inc (ALSN). Thomas Eifert made no open-market purchases or sales in the last 12 months. The latest filing, on December 9, 2025, reports grant or award at Allison Transmission Holdings Inc (ALSN).
- Filings
- 42
- Companies
- 1
- Bought on market
- None
- Sold on market
- $1.42M
Companies where Thomas Eifert is an insider
| Company | Role | Shares held | Bought | Sold | Avg buy | Price now | Last filing |
|---|---|---|---|---|---|---|---|
| VP, Quality Plan & Prog Mgmtsince August 2021 | 15,998 | $1.42M | $126.69 | Dec 9, 2025 |
Shares held: common shares owned directly after the latest filing that states it. Avg buy: open-market purchase dollars divided by shares bought, every filing on record.
Every filing
- Dec 5, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Aug 29, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- May 30, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Mar 14, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Feb 28, 2025ALSNVP, Quality Plan & Prog Mgmt Eifert Thomas converted options into 6,354 shares and covered exercise/tax liability with 1,867 shares, increasing direct ownership by 39% to 15,998 unitsForm 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 23, 2025ALSNVP, Quality Plan & Prog Mgmt Eifert Thomas converted options into 2,796 shares and covered exercise/tax liability with 886 shares, increasing direct ownership by 20% to 11,511 unitsForm 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 19, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Feb 10, 2025ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Nov 27, 2024ALSNSEC Form 4 filed by VP, Quality Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Oct 7, 2024-$364KALSNVP, Quality, Plan & Prog Mgmt Eifert Thomas exercised 3,741 shares at a strike of $37.11 and sold $364,100 worth of shares (3,741 units at $97.33)Form 4Exercise or conversion of a derivativeOpen-market sale10b5-1 plan
- Aug 30, 2024ALSNSEC Form 4 filed by VP, Quality, Plan & Prog Mgmt Eifert ThomasForm 4Grant or award
- Aug 23, 2024-$198KALSNVP, Quality, Plan & Prog Mgmt Eifert Thomas exercised 2,202 shares at a strike of $23.59 and sold $198,180 worth of shares (2,202 units at $90.00)Form 4Exercise or conversion of a derivativeOpen-market sale10b5-1 plan
- Aug 15, 2024-$170KALSNVP, Quality, Plan & Prog Mgmt Eifert Thomas sold $170,000 worth of shares (2,000 units at $85.00) and exercised 2,000 shares at a strike of $23.59Form 4Exercise or conversion of a derivativeOpen-market sale10b5-1 plan
- May 31, 2024ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Mar 15, 2024ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Aug 6, 2021ALSNNew insider Eifert Thomas claimed ownership of 4,990 shares (Amendment)Form 3New insider
- Mar 4, 2024-$193KALSNEifert Thomas sold $193,326 worth of shares (2,564 units at $75.40), decreasing direct ownership by 31% to 5,695 unitsForm 4Open-market sale10b5-1 plan
- Feb 28, 2024ALSNEifert Thomas converted options into 3,634 shares and covered exercise/tax liability with 1,070 shares, increasing direct ownership by 45% to 8,259 unitsForm 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 27, 2024-$105KALSNEifert Thomas sold $105,093 worth of shares (1,399 units at $75.12), decreasing direct ownership by 20% to 5,695 unitsForm 4Open-market sale10b5-1 plan
- Feb 22, 2024ALSNEifert Thomas converted options into 952 shares and covered exercise/tax liability with 331 shares, increasing direct ownership by 11% to 6,316 unitsForm 4Grant or awardShares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 14, 2024-$35.8KALSNEifert Thomas sold $35,840 worth of shares (512 units at $70.00), decreasing direct ownership by 8% to 5,695 unitsForm 4Open-market sale10b5-1 plan
- Feb 12, 2024ALSNEifert Thomas converted options into 786 shares and covered exercise/tax liability with 274 shares, increasing direct ownership by 9% to 6,207 unitsForm 4Grant or awardShares withheld for taxes or exercise priceExercise or conversion of a derivative
- Nov 30, 2023ALSNSEC Form 4 filed by Eifert Thomas (Amendment)Form 4Grant or award
- Nov 30, 2023ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Aug 31, 2023ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Aug 10, 2023-$165KALSNSEC Form 4: Eifert Thomas exercised 2,790 shares at a strike of $32.13 and sold $164,610 worth of shares (2,790 units at $59.00)Form 4Exercise or conversion of a derivativeOpen-market sale
- May 31, 2023ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Mar 17, 2023ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Feb 25, 2023ALSNSEC Form 4: Eifert Thomas covered exercise/tax liability with 582 shares and converted options into 1,900 shares, increasing direct ownership by 30% to 5,695 units (withholding tax)Form 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 23, 2023ALSNSEC Form 4: Eifert Thomas converted options into 1,080 shares and covered exercise/tax liability with 377 shares, increasing direct ownership by 19% to 4,377 units to satisfy withholding taxForm 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 22, 2023ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Feb 10, 2023ALSNSEC Form 4: Eifert Thomas converted options into 773 shares and covered exercise/tax liability with 270 shares, increasing direct ownership by 16% to 3,674 units (for tax liability)Form 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Nov 30, 2022ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Nov 17, 2022-$190KALSNSEC Form 4: Eifert Thomas exercised 4,840 shares at a strike of $30.23 and sold $189,640 worth of shares (4,310 units at $44.00) as part of a pre-agreed trading plan, increasing direct ownership by 20% to 3,171 unitsForm 4Exercise or conversion of a derivativeOpen-market sale10b5-1 plan
- Aug 31, 2022ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- May 27, 2022ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Mar 18, 2022ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Feb 23, 2022ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Feb 20, 2022ALSNSEC Form 4: Eifert Thomas converted options into 1,638 shares and covered exercise/tax liability with 573 shares, increasing direct ownership by 68% to 2,641 units to satisfy withholding taxForm 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Feb 10, 2022ALSNSEC Form 4: Eifert Thomas converted options into 757 shares and covered exercise/tax liability with 265 shares, increasing direct ownership by 45% to 1,576 units (withholding tax)Form 4Shares withheld for taxes or exercise priceExercise or conversion of a derivative
- Nov 30, 2021ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
- Aug 27, 2021ALSNSEC Form 4 filed by Eifert ThomasForm 4Grant or award
Compare Thomas Eifert with
- Thomas Eifert vs Judy L Altmaier1 shared
- Thomas Eifert vs Sasha Ostojic1 shared
- Thomas Eifert vs Philip J Christman1 shared
- Thomas Eifert vs David C Everitt1 shared
- Thomas Eifert vs G Frederick Bohley1 shared
- Thomas Eifert vs Michael Craig Price1 shared
Other insiders at the same companies
- Philip J ChristmanALSN
- Judy L AltmaierALSN
- Sasha OstojicALSN
- David S. GraziosiALSN
- Scott A MellALSN
- Carolann I HaznedarALSN
- David C EverittALSN
- Gustave PernaALSN
- Eric C. ScrogginsALSN
- D. Scott BarbourALSN
- G Frederick BohleyALSN
- Michael Craig PriceALSN
- Krishna ShivramALSN
- Teresa van NiekerkALSN
- John CollALSN
- Ryan A. MilburnALSN
Questions about Thomas Eifert
- What is Thomas Eifert's role at Allison Transmission Holdings Inc?
- Thomas Eifert reports to the SEC as VP and quality Plan & Prog Mgmt at Allison Transmission Holdings Inc (ALSN), according to the latest filing on December 9, 2025.
- How many shares does Thomas Eifert own?
- After the latest filing that states it, Thomas Eifert directly owned 15,998 shares of Allison Transmission Holdings Inc (ALSN). Shares held through trusts, funds or family members are reported separately and are not counted here.
- Has Thomas Eifert bought or sold stock recently?
- The most recent open-market sale was on October 7, 2024: sold 3,741 shares of Allison Transmission Holdings Inc (ALSN) for $364K at an average of $97.33.
- How do I get alerts when Thomas Eifert files?
- Follow Thomas Eifert on Quantisnow and you get an email, and a phone notification on Plus, within minutes of each new Form 4 or Form 5, and of each Form 144 notice of a planned sale.
From SEC Forms 3, 4, 5 and 144 filed by Thomas Eifert (SEC CIK 0001878235). Totals count each trade once, skipping amendments whose original is on file, from Aug 31, 2021 on. View on SEC EDGAR