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Exhibit 99.1 Ichor Holdings , Ltd. Announces Third Quarter 2021 Financial Results FREMONT , Calif . , November 2 , 2021 - Ichor Holdings , Ltd. ( NASDAQ : ICHR ) , a leader in the design , engineering , and manufacturing of critical fluid delivery subsystems for semiconductor capital equipment , today announced third quarter 2021 financial results . Highlights include : • Revenues of $ 263 million , up 15 % year - over - year ; • Gross margin of 16.6 % on a GAAP basis and 16.7 % on a non - GAAP basis ; Net earnings of $ 0.64 per diluted share on a GAAP basis and $ 0.81 on a non - GAAP basis ; and Post - quarter - end execution of an amended and restated credit agreement , increasing our borrowing capacity and reducing the overall borrowing rate . " Within an extraordinarily challenging operating environment , Ichor delivered year - over - year revenue growth , with continued strong margins and profitability , ” commented Jeff Andreson , chief executive officer . “ Chiefly as a result of our continued focus on gross margin improvements , year to date in 2021 we have demonstrated the operating leverage in our model by growing net income at well over three times the rate of revenue growth . While our revenue growth expectations for the second half of 2021 have been significantly impacted by COVID - related output constraints , customer demand continues to strengthen , and with our current visibility , we expect robust revenue levels and year - over - year growth to continue in 2022. " Mr. Andreson concluded , “ I am immensely proud of our team in accomplishing Ichor's first billion - dollar revenue year , with an expected 200bp gross margin improvement over 2020 , and record earnings . We are also ending 2021 with the strongest balance sheet and capitalization in Company history , having recently completed a refinancing and $ 100M expansion of our credit facility , which increases our borrowing capacity to $ 400 million , provides us with a lower interest rate , and increases our flexibility to pursue our strategic growth initiatives . " Q3 2021 Q2 2021 Q3 2020 ( dollars in thousands , except per share amounts ) U.S. GAAP Financial Results : Net sales $ 262,855 $ Gross margin 16.6 % Operating margin 8.1 % 282,308 16.8 % 8.9 % $ 227,678 14.3 % 5.5 % Net income $ 18,537 $ 22,865 $ 10,548 Diluted EPS $ 0.64 $ 0.79 $ 0.45 Non - GAAP Financial Results : Gross margin Operating margin Net income Diluted EPS Q3 2021 Q2 2021 Q3 2020 ( dollars in thousands , except per share amounts ) 16.7 % 16.8 % 14.6 % 10.5 % 11.2 % 8.3 % $ 23,421 0.81 $ $ 26,307 $ 14,581 0.90 $ 0.62 Page 1 of 11