0001209191-21-031005 4 1 20210507 20210507 20210507 BARROS PHILIP RYAN SR. 0001691537 4 34 001-37961 21904269 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 doc4.xml FORM 4 SUBMISSION X0306 4 2021-05-07 0 0001652535 ICHOR HOLDINGS, LTD. ICHR 0001691537 BARROS PHILIP RYAN SR. C/O ICHOR HOLDINGS, LTD. 3185 LAURELVIEW COURT FREMONT CA 94538 0 1 0 0 Chief Technology Officer Ordinary Shares, par value $0.0001 2021-05-07 4 M 0 3550 17.14 A 8114 D Ordinary Shares, par value $0.0001 2021-05-07 4 M 0 5074 24.89 A 13188 D Ordinary Shares, par value $0.0001 2021-05-07 4 M 0 2864 22.56 A 16052 D Ordinary Shares, par value $0.0001 2021-05-07 4 S 0 16052 55.30 D 0 D Option (right to buy) 17.14 2021-05-07 4 M 0 3550 0.00 D 2024-04-13 Ordinary Shares, par value $0.0001 3550 0 D Option (right to buy) 24.89 2021-05-07 4 M 0 5074 0.00 D 2025-02-15 Ordinary Shares, par value $0.0001 5074 10154 D Option (right to buy) 22.56 2021-05-07 4 M 0 2864 0.00 D 2026-05-14 Ordinary Shares, par value $0.0001 2864 12889 D The option vests as follows: 25% of the option vests on March 31, 2018 and the remainder vests ratably on a quarterly basis over a three year period thereafter. The option vests as follows: 25% of the option vests on February 15, 2019 and the remainder vests ratably on a quarterly basis over a three year period thereafter. The option vests as follows: 25% of the option vests on May 14, 2020 and the remainder vests ratably on a quarterly basis over a three year period thereafter. /s/ Chase Rosson by Power of Attorney 2021-05-07