0001628280-23-019313 4 1 20230518 20230522 20230522 BARROS PHILIP RYAN SR. 0001691537 4 34 001-37961 23945871 3185 LAUREL VIEW CT. FREMONT CA 94538 ICHOR HOLDINGS, LTD. 0001652535 3674 000000000 E9 1227 3185 LAURELVIEW CT. FREMONT CA 94538 510-897-5200 3185 LAURELVIEW CT. FREMONT CA 94538 4 1 wk-form4_1684791778.xml FORM 4 X0407 4 2023-05-18 0 0001652535 ICHOR HOLDINGS, LTD. ICHR 0001691537 BARROS PHILIP RYAN SR. C/O ICHOR HOLDINGS, LTD. 3185 LAURELVIEW CT FREMONT CA 94538 0 1 0 0 Chief Technology Officer 0 Ordinary Shares, par value $0.0001 2023-05-18 4 A 0 25316 0 A 72428 D Consists of an RSU grant, representing the right to receive Ordinary Shares of Ichor Holdings, Ltd. The RSU vests as follows: 25% vests on May 18, 2024 and the remainder vests ratably on a quarterly basis over a three-year period thereafter. /s/ Chase Rosson by Power of Attorney 2023-05-22