Anthony Liu

- ChipMOS Technologies Inc. announced on **October 13, 2025**, that the cumulative value of its share repurchases has reached **NT$300 million**.  **[1123134_0001193125-25-237851_repurchase_shares_to_nt3.htm:0]** 
- The company repurchased **10,782,000 common shares** for a total monetary amount of **NT$304,901,359**.  **[1123134_0001193125-25-237851_repurchase_shares_to_nt3.htm:0]** 
- The current average repurchase price per share was **NT$28.28**.  **[1123134_0001193125-25-237851_repurchase_shares_to_nt3.htm:0]** 
- As of **October 13, 2025**, the cumulative number of the company's own shares held during the repurchase period is **19,887,000**, representing **2.77%** of the total issued shares.  **[1123134_0001193125-25-237851_repurchase_shares_to_nt3.htm:0]**

ChipMOS Technologies announces cumulative share repurchase milestone

- ChipMOS TECHNOLOGIES INC. reported **unaudited consolidated revenue** of **US$201.7 million** (NT$6,143.7 million) for the third quarter ended September 30, 2025.  **[1123134_0001193125-25-235031_imos-6-k-202509revenue.htm:0]** 
- This Q3 2025 revenue marks a **7.1% increase quarter-over-quarter** from Q2 2025 and a **1.2% increase year-over-year** from Q3 2024.  **[1123134_0001193125-25-235031_imos-6-k-202509revenue.htm:0]** 
- For the month of September 2025, revenue was **US$68.5 million** (NT$2,087.4 million), representing a **10.5% increase year-over-year** compared to September 2024.  **[1123134_0001193125-25-235031_imos-6-k-202509revenue.htm:0]** 
- The **double-digit September revenue growth year-over-year** was driven by stronger customer allocations in growth markets and the memory industry upcycle with favorable pricing and higher volumes.  **[1123134_0001193125-25-235031_imos-6-k-202509revenue.htm:0]**

ChipMOS Reports Q3 2025 and September 2025 Revenue

- **ChipMOS TECHNOLOGIES INC.** announced a new share repurchase program on **September 2, 2025**, authorizing the repurchase of up to **15 million common shares**, which represents approximately **2.09%** of its issued share capital.  **[1123134_0001193125-25-193310_repurchase_shares_250902.htm:0]** **[1123134_0001193125-25-193310_imos-ex99_1.htm:0]** **[1123134_0001193125-25-193310_repurchase_shares_250902.htm:1]** 
- The repurchase program is scheduled to run from **September 3, 2025, to November 2, 2025**, with a maximum total amount of **NT$480 million** (approximately **US$15.7 million**) and a price range of **NT$16.80 to NT$32.00** per share.  **[1123134_0001193125-25-193310_imos-ex99_1.htm:0]** **[1123134_0001193125-25-193310_repurchase_shares_250902.htm:1]** 
- The purpose of the share repurchase is to **maintain the Company's credibility and shareholders' equity**, and the Board of Directors has declared that the repurchase will **not affect the maintenance of the Company's capital**.  **[1123134_0001193125-25-193310_repurchase_shares_250902.htm:0]** **[1123134_0001193125-25-193310_imos-ex99_1.htm:0]** **[1123134_0001193125-25-193310_repurchase_shares_250902.htm:1]**

CHIPMOS TECHNOLOGIES (IMOS)