Gentherm Inc (THRM) Insider Ownership

Historic Insider Ownership Trends

Gentherm's three largest insider shareholders as of March 23, 2026 are William T. Presley (President Ceo, 143.17K shares), Phillip Eyler (Other, 139.66K shares), Jonathan C Douyard (Evp, Cfo, Treasurer, 57.46K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
William T. Presley President Ceo 178,314 0 18 Mar, 2026
Phillip Eyler President Ceo 139,663 0 25 Feb, 2025
Jonathan C Douyard Evp, Cfo, Treasurer 69,639 0 18 Mar, 2026
Matteo Anversa Evp, Cfo, Treasurer 47,472 0 26 Mar, 2024
Jaymi Wilson Svp, Chief Strategy Officer 42,726 0 25 Mar, 2026
Sophie Desormiere - 38,011 0 09 May, 2025
Barbara J Runyon Svp, Chro 37,686 0 25 Mar, 2026
Wayne S Iii Kauffman Svp And General Counsel 32,121 0 25 Mar, 2026
Rafael Barkas Svp Global Ops Supply Chain 31,893 0 25 Mar, 2026
Vishnu Sundaram Svp, Chief Technology Officer 28,473 0 18 Mar, 2026
Thomas Stocker President, Gentherm Tech. 28,085 0 25 Mar, 2026
Byron Shaw - 26,720 0 22 May, 2023
John Stacey - 22,820 0 09 May, 2025
Hui (Helen) Xu Svp, General Manager, Asia 18,947 0 05 Dec, 2024
Yijing Brentano Svp, Strategy, Corp Dev, Ir 18,568 0 04 Jun, 2024
Yvonne Hao - 18,530 0 06 Jun, 2022
Ronald T Hundzinski - 18,006 0 12 May, 2025
Chenglong Wang Vp General Manager 17,231 0 25 Mar, 2026
Elizabeth Meter - 15,372 0 09 May, 2025
Matthew Fisch Svp Chief Technology Officer 13,614 0 15 Nov, 2022
Kenneth E Washington - 10,965 0 13 May, 2025
Paul Cameron Giberson Svp Global Sales 6,144 0 03 Aug, 2021
Breisacher Nicholas Chief Accounting Officer 5,789 0 25 Mar, 2026
Jennifer L. Zoldos Chief Accounting Officer 1,553 0 23 Jun, 2022
Yijing Brentano Senior Vp Ir And Fpa 0 608 30 Jul, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
23 Mar, 2026 Wayne S Iii Kauffman Common Stock A 2,121 $0.00 33,046 D A
23 Mar, 2026 Jaymi Wilson Common Stock A 2,474 $0.00 43,436 D A
23 Mar, 2026 Barbara J Runyon Common Stock A 2,121 $0.00 38,647 D A
23 Mar, 2026 Breisacher Nicholas Common Stock A 353 $0.00 5,891 D A
23 Mar, 2026 Thomas Stocker Common Stock A 2,474 $0.00 29,200 D A
23 Mar, 2026 Chenglong Wang Common Stock A 266 $0.00 17,231 D A
23 Mar, 2026 Rafael Barkas Common Stock A 2,121 $0.00 32,500 D A
23 Mar, 2026 Wayne S Iii Kauffman Common Stock D 925 $28.64 32,121 D F
23 Mar, 2026 Barbara J Runyon Common Stock D 961 $28.64 37,686 D F
23 Mar, 2026 Jaymi Wilson Common Stock D 710 $28.64 42,726 D F
23 Mar, 2026 Breisacher Nicholas Common Stock D 102 $28.64 5,789 D F
23 Mar, 2026 Rafael Barkas Common Stock D 607 $28.64 31,893 D F
23 Mar, 2026 Thomas Stocker Common Stock D 1,115 $28.64 28,085 D F
17 Mar, 2026 Vishnu Sundaram Common Stock A 7,665 $0.00 28,473 D A
17 Mar, 2026 Thomas Stocker Common Stock A 8,940 $0.00 26,726 D A
17 Mar, 2026 William T. Presley Common Stock A 40,230 $0.00 178,314 D A
17 Mar, 2026 Breisacher Nicholas Common Stock A 1,599 $0.00 5,538 D A
17 Mar, 2026 Barbara J Runyon Common Stock A 7,665 $0.00 36,526 D A
17 Mar, 2026 Jaymi Wilson Common Stock A 8,940 $0.00 40,962 D A
17 Mar, 2026 Wayne S Iii Kauffman Common Stock A 7,665 $0.00 30,925 D A