Welcome to our dedicated page for Chipmos Technolo SEC filings (Ticker: IMOS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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. disclosed strong recent financial performance after its securities met a Taiwan Stock Exchange disclosure threshold. For January 2026, revenue was NT$2,290 million, up 31.2% year over year, with earnings per share of NT$0.24, a 2,300.0% increase.
For the audited fourth quarter of 2025, revenue reached NT$6,521 million, up 20.8% from a year earlier. Net profit before tax was NT$612 million, up 125.8%, and profit attributable to owners of the parent was NT$500 million, up 115.5%, resulting in EPS of NT$0.72, a 125.0% rise.
For the full year 2025, audited revenue was NT$23,933 million, with net profit before tax of NT$587 million, profit attributable to owners of the parent of NT$495 million, and EPS of NT$0.70.
ChipMOS TECHNOLOGIES INC. filed a Form 6-K to notify holders of its American Depositary Shares about key dates for the 2026 annual shareholders’ meeting. The submission period for shareholder proposals under ROC Company Law runs from March 20, 2026 to March 30, 2026.
ADS holders must ensure the Depositary, Citibank, N.A., receives any shareholder proposals between March 20, 2026 and March 26, 2026, in line with the Deposit Agreement. The 2026 annual shareholders’ meeting is scheduled for May 26, 2026 in Hsinchu, Taiwan, with an ADS record date of March 27, 2026.
ChipMOS TECHNOLOGIES INC. reported strong fourth quarter 2025 results but much weaker full-year profit. Q4 2025 revenue reached NT$6,521.1 million, up 6.1% quarter over quarter and 20.8% year over year, driven by surging demand for high-value memory, especially datacenter and AI applications.
Q4 gross margin improved to 14.3%, and net profit attributable to equity holders rose to NT$499.7 million, or NT$0.72 per basic common share and US$0.46 per basic ADS. For full year 2025, revenue grew 5.5% to NT$23,932.9 million, but net profit attributable to equity holders fell to NT$495.1 million from NT$1,420.0 million, mainly due to foreign exchange losses and higher losses from associates.
The company generated net free cash flow of NT$1,554.8 million and ended 2025 with cash and cash equivalents of NT$14,858.9 million. The board authorized a distribution of NT$1.23 per common share from capital surplus, pending shareholder approval at the May 2026 AGM.
ChipMOS Technologies Inc. reported its Board approved consolidated financial statements for the year ended December 31, 2025, showing operating revenue of NT$23,932,900 thousand and profit attributable to equity holders of NT$495,117 thousand, with basic earnings per share of NT$0.70. As of December 31, 2025, total assets were NT$45,352,421 thousand and equity attributable to equity holders was NT$24,008,363 thousand.
The Board resolved to distribute a cash payment of NT$1.23 per share from capital surplus, totaling NT$860,979,245, with authority for the Chairman to adjust the per-share amount if the share count changes before the record date. It also set the 2026 annual shareholders’ meeting for May 26, 2026 in Hsinchu, outlined reporting, ratification, and discussion items, and approved the release of competitive-activity restrictions so that Assistant President Min-Chang Xue may serve as a director of Daypower Energy Co., Ltd. as the Company’s representative.
ChipMOS TECHNOLOGIES INC. submitted a report stating that its Board of Directors will meet on February 24, 2026 to approve the company’s consolidated financial statements for 2025. The company notified the board on February 13, 2026, and indicated that there are no other matters needing disclosure in this notice.
ChipMOS TECHNOLOGIES INC. reported unaudited consolidated revenue for January 2026 of NT$2,290.4 million, or US$72.7 million. This was up 4.0% from December 2025 and 31.2% higher than January 2025, marking the company’s strongest year-over-year monthly revenue growth since June 2021.
The company attributed the increase to a stronger phase in the semiconductor cycle and robust demand for high-value memory solutions, particularly for data center and AI-related applications. Revenue growth occurred in both New Taiwan dollar and U.S. dollar terms, using an exchange rate of NT$31.51 to US$1.00.
ChipMOS TECHNOLOGIES INC. filed a Form 6-K announcing it will release its fourth quarter and full year 2025 financial results and host a conference call. The call is scheduled for Tuesday, February 24, 2026 at 3:00 p.m. Taiwan time (2:00 a.m. New York time).
Investors and analysts can join via dial-in at +886-2-3396 1191 using password 1048024#, or access a webcast and replay through the company’s investor relations website. The call will be conducted in Mandarin.
ChipMOS TECHNOLOGIES INC. reported stronger recent results after its securities triggered a Taiwan Stock Exchange disclosure threshold. For November 2025, unaudited revenue was NT$2,140 million, up 16.6% year over year, with net profit before tax of NT$304 million, up 245.5%, and EPS of NT$0.37, up 270.0%. For the reviewed third quarter of 2025, revenue was NT$6,144 million, up 1.3% year over year, net profit before tax was NT$438 million, up 23.4%, and EPS was NT$0.50, up 22.0%. Over the audited/reviewed period from 2024 Q4 to 2025 Q3, revenue totaled NT$22,812 million, net profit before tax was NT$247 million, and EPS was NT$0.31.
ChipMOS TECHNOLOGIES INC. reported strong top-line growth for December 2025 and the fourth quarter of 2025. Fourth quarter revenue reached NT$6,521.1 million (US$207.9 million), up 6.1% from the third quarter of 2025 and 20.8% from the fourth quarter of 2024. This reflects robust demand for memory products used in computing and datacenters, along with a favorable product mix.
December 2025 revenue was NT$2,203.3 million (US$70.2 million), an increase of 2.9% over November 2025 and 23.8% higher than December 2024. The company highlights that it is benefitting from an improved semiconductor industry cycle, leveraging its outsourced assembly and test capabilities across its facilities in Taiwan.
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.