Gentherm Inc
Last updated September 27, 2026
Organization details
- Legal name
- Gentherm Inc
- Former names
- Amerigon Inc
- Ownership
- Public
- Status
- Active
- SIC code
- 3714 — Motor Vehicle Parts & Accessories
- Jurisdiction of incorporation
- Michigan
- Headquarters city
- Novi
- Headquarters state / province
- Michigan
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- THRM
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0000903129
- EIN
- 95-4318554
Board of directors
-
Byron Shaw · DirectorSince 2023
-
Charles R. Kummeth · DirectorSince 2023
-
David W. Heinzmann · DirectorSince 2023
-
Elizabeth Meter · DirectorSince 2023
-
John Stacey · DirectorSince 2023
-
Kenneth E. Washington · DirectorSince 2023
-
Laura Michele Kowalchik · DirectorSince 2023
-
Phillip Eyler · Director · President & CEOSince 2023
-
Ronald T. Hundzinski · DirectorSince 2023
-
Sophie Desormiere · DirectorSince 2023
-
William T. Presley · Director · President & CEOSince 2025
Chief executives
William T. Presley
· President & CEO
Since January 2025
Phillip Eyler
· President & CEO
Until January 2025
· Former
Director election results
Annual meeting of May 14, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
95.2%
-
95.2%
-
95.7%
-
96.7%
-
98.4%
-
99.2%
-
99.6%
Board connections
6 of this board's directors also sit on 9 other boards.
- via Charles R. Kummeth
- via Ronald T. Hundzinski
- via David W. Heinzmann
- via Charles R. Kummeth
- via Phillip Eyler
- via John Stacey
- via Charles R. Kummeth
- via Phillip Eyler
- via Kenneth E. Washington
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $243,056
- 2 sales by 2 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 17, 2026 | Nicholas Breisacher Officer (Chief Accounting Officer) | Open-market sale | −925 | $43.21 | $39,969 |
| Jul 29, 2026 | Kauffman Wayne S III Officer (SVP and General Counsel) | Open-market sale | −4,700 | $43.21 | $203,087 |
| May 14, 2026 | Kenneth E. Washington Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | John Stacey Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | Elizabeth Meter Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | Charles R. Kummeth Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | Laura Michele Kowalchik Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | Ronald T. Hundzinski Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | David W. Heinzmann Director | Grant or award | +4,292 | — | — |
| May 14, 2026 | Sophie Desormiere Director | Grant or award | +4,292 | — | — |
| Mar 23, 2026 | Nicholas Breisacher Officer (Chief Accounting Officer) | Grant or award | +353 | — | — |
| Mar 23, 2026 | Barkas Rafael Officer (SVP Global Ops & Supply Chain) | Grant or award | +2,121 | — | — |
| Mar 23, 2026 | Runyon Barbara J Officer (SVP, CHRO) | Grant or award | +2,121 | — | — |
| Mar 23, 2026 | Wilson Jaymi Officer (SVP, Chief Strategy Officer) | Grant or award | +2,474 | — | — |
| Mar 23, 2026 | Kauffman Wayne S III Officer (SVP and General Counsel) | Grant or award | +2,121 | — | — |
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