ChipMOS TECHNOLOGIES INC. filings document the company's foreign-issuer disclosures for its OSAT business, Nasdaq-traded American depositary shares and Taiwan-listed common shares. Its Form 6-K reports furnish English translations of Taiwan Stock Exchange Market Observation Post System announcements, monthly revenue releases, financial-result notices and material information releases.
The filings also cover annual shareholders' meeting and ADS voting materials, including deposited share and depositary mechanics, as well as board-meeting notices, equipment acquisition disclosures, media-report clarifications and accounting differences between IFRS Accounting Standards and Taiwan IFRSs used in annual reporting. The record centers on operating results, governance, capital expenditure activity, ADR holder procedures and cross-market reporting obligations.
ChipMOS Technologies Inc. reported that Taiwan's HsinChu County Environmental Protection Bureau found boron levels in wastewater from its Zhubei fab exceeded discharge standards, leading to an administrative fine of NT$2,058,000 and a requirement for 2 hours of environmental education.
The company states it has diverted high-concentration wastewater to external treatment and adopted a boron-free process that complies with boron discharge limits. It also plans to file an administrative appeal regarding how the discharge standards were applied and determined in this case.
ChipMOS TECHNOLOGIES INC. furnished a 6-K to share TWSE‑triggered disclosures, providing recent revenue, profit, and EPS figures for investor reference.
For September 2025, revenue was NT$2,087 million (YoY +10.5%), net profit before tax was NT$179 million (YoY +2,137.5%), profit attributable to owners of parent was NT$144 million (YoY +1,340.0%), and EPS was NT$0.20 (YoY +1,900.0%). For 2025Q3 (reviewed), revenue was NT$6,144 million (YoY +1.3%), net profit before tax NT$438 million (YoY +23.4%), profit attributable to owners of parent NT$352 million (YoY +17.7%), and EPS NT$0.50 (YoY +22.0%). The filing also lists recent four-quarter accumulation figures: revenue NT$22,812 million, profit attributable to owners of parent NT$227 million, and EPS NT$0.31.
ChipMOS TECHNOLOGIES INC. reported Board resolutions from its November 11, 2025 meeting, approving Q3 2025 consolidated financials and a capital reduction tied to treasury share cancellation.
For the nine months ended September 30, 2025, results included operating revenue of NT$17,411,824 thousand, gross profit of NT$1,656,928 thousand, operating profit of NT$507,133 thousand, loss before income tax of NT$24,483 thousand, and a net loss attributable to equity holders of NT$4,559 thousand, with basic losses per share of NT$0.01. As of September 30, 2025, total assets were NT$42,945,628 thousand, liabilities NT$19,574,387 thousand, and equity NT$23,371,241 thousand.
The Board approved cancelling 12,717,000 common shares, representing 1.77% of share capital, from the 6th repurchase program. The record date for the NT$127,170,000 capital reduction is November 12, 2025, resulting in a share capital balance of NT$7,045,231,260.
ChipMOS Technologies reported unaudited October 2025 revenue of NT$2,177.4 million (US$70.8 million), up 22.0% year over year and 4.3% from September 2025. Management attributed the increase to robust demand for memory products supporting computing and datacenter applications and a favorable product mix.
The company noted that tariffs have not had a material impact year-to-date and it continues to monitor developments. Figures are presented using an exchange rate of NT$30.75 to US$1.00 as of October 31, 2025.
ChipMOS Technologies Inc. (IMOS) reported that its Board of Directors will meet on November 11, 2025 to approve the Company’s consolidated financial statements for the third quarter of 2025. The notice was announced on November 3, 2025 and reflects an English translation of the Company’s disclosure on the TWSE MOPS. The statement lists no additional matters.
ChipMOS TECHNOLOGIES INC. reported the expiration and results of its share repurchase program. The company repurchased 12,717,000 shares during 2025/09/03–2025/10/31 for a total of NTD 365,222,801 at an average price of NTD 28.72.
The plan authorized up to 15,000,000 shares within a price range of NTD 16.80–32.00 for the 2025/09/03–2025/11/01 period. Management cited a phased approach within the set range as the reason the full amount was not executed. Cumulative treasury shares now total 21,822,000, representing 3.04% of issued shares.
ChipMOS Technologies Inc. (IMOS) will report third quarter 2025 results and host a conference call after the close of trading on the Taiwan Stock Exchange on Tuesday, November 11, 2025. The call begins at 3:00 PM Taiwan (2:00 AM New York), dial-in +886-2-3396-1191 with password 3937511#. A webcast and replay will be available on the Company’s website, with replay starting approximately two hours after the live call ends. Language: Mandarin.
ChipMOS Technologies Inc. filed a Form 6-K to clarify a Taiwan media report about its DRAM business. The media cited expectations of a double‑digit growth rate in 2025. The Company stated that all financial and business information should be taken from its official public announcements.
ChipMOS TECHNOLOGIES INC. reported that its cumulative share repurchases reached NT$300 million, as disclosed in an English translation of its TWSE MOPS notice dated 2025/10/13.
The company has repurchased 10,782,000 common shares for a total of NT$304,901,359, at a current average price of NT$28.28. During the repurchase period, the company holds 19,887,000 of its own shares, which is 2.77% of issued shares.