Cohu Inc (COHU) Insider Ownership

Historic Insider Ownership Trends

COHU's three largest insider shareholders as of March 23, 2026 are Luis A Muller (President Ceo, 882.13K shares), James A Donahue (Director, 395.67K shares), Jeffrey D Jones (Sr. Vp Finance Cfo, 337.66K 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
Luis A Muller President Ceo 972,773 0 17 Mar, 2026
James A Donahue 10,257 385,413 20 May, 2025
Jeffrey D Jones Sr. Vp Finance Cfo 356,792 0 17 Mar, 2026
Christopher Bohrson Sr Vp Chief Customer Officer 176,202 0 17 Mar, 2026
Klaus Ilgenfritz Sr. Vp Chief Product Officer 91,791 0 17 Mar, 2026
Ian P Lawee Sr. Vp Gm 53,139 0 05 Sep, 2023
Thomas D Kampfer Sr. Vp Corp Dev, Gc Sec 51,442 0 16 May, 2024
Nina Richardson 38,570 0 20 May, 2025
Yon Jorden 31,648 0 20 May, 2025
Andreas W Mattes 22,236 0 20 May, 2025
Lynne J Camp 19,426 0 07 May, 2021
Karen Marie Rapp 15,578 0 20 May, 2025

* 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
14 Mar, 2026 Christopher Bohrson Common Stock D 3,131 $0.00 193,703 D F
14 Mar, 2026 Klaus Ilgenfritz Common Stock D 1,098 $0.00 99,216 D F
14 Mar, 2026 Jeffrey D Jones Common Stock D 4,447 $0.00 378,574 D F
14 Mar, 2026 Luis A Muller Common Stock D 13,271 $0.00 1,038,779 D F
14 Mar, 2026 Klaus Ilgenfritz Performance Stock Units D 7,425 $0.00 91,791 D J
14 Mar, 2026 Luis A Muller Performance Stock Units D 66,006 $0.00 972,773 D J
14 Mar, 2026 Christopher Bohrson Performance Stock Units D 16,501 $0.00 177,202 D J
14 Mar, 2026 Jeffrey D Jones Performance Stock Units D 21,782 $0.00 356,792 D J
16 Mar, 2026 Christopher Bohrson Common Stock D 1,000 $28.57 176,202 D S
12 Mar, 2026 Klaus Ilgenfritz Common Stock D 998 $0.00 100,314 D F
12 Mar, 2026 Luis A Muller Restricted Stock Units D 8,851 $0.00 1,052,050 D F
12 Mar, 2026 Jeffrey D Jones Restricted Stock Units D 3,000 $0.00 383,021 D F
12 Mar, 2026 Christopher Bohrson Common Stock D 2,273 $0.00 196,834 D F
10 Mar, 2026 Christopher Bohrson Performance Stock Units A 17,979 $0.00 185,216 D A
10 Mar, 2026 Klaus Ilgenfritz Performance Stock Units A 13,076 $0.00 90,461 D A
10 Mar, 2026 Luis A Muller Performance Stock Units A 98,071 $0.00 980,206 D A
10 Mar, 2026 Jeffrey D Jones Performance Stock Units A 26,969 $0.00 364,628 D A
10 Mar, 2026 Klaus Ilgenfritz Restricted Stock Units A 13,076 $0.00 103,537 D A
10 Mar, 2026 Christopher Bohrson Restricted Stock Units A 17,979 $0.00 203,195 D A
10 Mar, 2026 Luis A Muller Restricted Stock Units A 98,071 $0.00 1,078,277 D A