0001209191-21-032845 4 1 20210511 20210514 20210514 Haugen Marc 0001668199 4 34 001-37961 21926309 C/O CEPHEID 904 CARIBBEAN DRIVE SUNNYVALE CA 94089 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 doc4.xml FORM 4 SUBMISSION X0306 4 2021-05-11 0 0001652535 ICHOR HOLDINGS, LTD. ICHR 0001668199 Haugen Marc C/O ICHOR HOLDINGS, LTD. 3185 LAURELVIEW COURT FREMONT CA 94538 1 0 0 0 Ordinary Shares, par value $0.0001 2021-05-11 4 A 0 2526 0.00 A 26397 D Consists of an RSU grant, representing the right to receive Ordinary Shares of Ichor Holdings, Ltd. The RSU vests in full on May 11, 2022. /s/ Chase Rosson by Power of Attorney 2021-05-14