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).
| 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.
| 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 |