HSINCHU, June 13, 2025 /PRNewswire-FirstCall/ -- ChipMOS TECHNOLOGIES INC. ('ChipMOS' or the 'Company') (Taiwan Stock Exchange: 8150 and Nasdaq: IMOS), an industry leading provider of outsourced semiconductor assembly and test services ('OSAT'), announced that the Company adjusted the cash dividend distribution ratio from NT$1.20 per common share to approximately NT$1.23 per common share, following the Company's cancellation of treasury shares and the repurchase of shares for transfer to employees, which impacted the total number of the Company's outstanding shares. As a result, the cash dividend per ADS will increase from approximately US$0.80 per ADS to approximately US$0.82 per ADS.