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.
The ChipMOS TECHNOLOGIES INC (IMOS) SEC filings page on Stock Titan brings together the company’s U.S. regulatory disclosures as a foreign private issuer listed on Nasdaq. ChipMOS files reports on Form 20-F and frequent Form 6-K current reports under the Securities Exchange Act of 1934, many of which are English translations of materials filed with the Taiwan Stock Exchange’s Market Observation Post System (MOPS).
Through these filings, investors can review financial statements and earnings information, including quarterly consolidated results prepared in accordance with Taiwan-International Financial Reporting Standards (Taiwan-IFRS). Form 6-K submissions detail operating revenue, gross profit, operating profit, profit or loss attributable to equity holders, basic earnings or losses per share, and balance sheet data such as total assets, total liabilities and equity attributable to equity holders.
ChipMOS also uses 6-K filings to disclose board resolutions and capital actions, such as approval of quarterly financial statements, share repurchase authorizations, execution status of repurchase programs and capital reductions tied to cancellation of treasury shares. These documents provide context on the company’s capital structure and treasury share management.
Other filings address regulatory and environmental matters, including administrative fines related to the Water Pollution Control Act and the company’s remediation steps, as well as clarifications of media reports and notices of board meeting dates for financial statement approval. On Stock Titan, AI-powered tools can help summarize lengthy 6-K exhibits, highlight key financial figures and board decisions, and make it easier to understand how each filing relates to ChipMOS’s semiconductor assembly and test operations.
Investors can use this page to track ChipMOS’s periodic financial reporting, corporate actions and regulatory disclosures in one place, while AI-generated insights assist in interpreting the implications of each filing for IMOS stock.
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.
ChipMOS TECHNOLOGIES INC. reported unaudited revenue growth for September 2025 and the third quarter of 2025. Third-quarter 2025 revenue was NT$6,143.7 million (US$201.7 million), up 7.1% from the second quarter of 2025 and 1.2% from the third quarter of 2024. September 2025 revenue was NT$2,087.4 million (US$68.5 million), essentially flat month-over-month with a 0.1% decline from August 2025, but up 10.5% year-over-year. The company attributes the double-digit September year-over-year increase to stronger customer allocations in growth markets and a memory industry upcycle with favorable pricing and higher volumes, and notes that tariffs have not had a material impact so far in 2025.
ChipMOS TECHNOLOGIES INC., a Taiwan-based outsourced semiconductor assembly and test services provider, will present to institutional investors at the Yuanta Securities Conference in Taipei on October 2, 2025. Management, including Senior Vice President of Strategy and Investor Relations Jesse Huang, plans to discuss recent financial results, business trends and growth opportunities. An investor presentation is available on the company’s investor relations website.
ChipMOS TECHNOLOGIES INC. reported unaudited consolidated revenue for August 2025 of NT$2,090.3 million, or US$68.3 million. This was a 6.3% increase compared with July 2025, but a 1.2% decrease compared with August 2024, showing solid month-on-month growth against a slightly weaker year-ago comparison.
The Company highlighted that it is benefitting from continued favorable pricing for memory products, higher shipment volumes and normalized inventory levels in distribution channels. ChipMOS expects these favorable trends and healthier market dynamics to continue over the near term, while it continues to monitor evolving tariff developments and plans to adjust operations to mitigate potential impacts and support customers.
ChipMOS Technologies announced a board-approved open-market repurchase plan to buy up to 15,000,000 common shares (about 2.09% of issued shares) during 2025/09/03–2025/11/02. The stated repurchase price band is NT$16.80–NT$32.00 with purchases to continue even if the market price falls below NT$16.80. The filing notes a reported ceiling of NT$16,214,828,000 and separately lists a maximum total amount of NT$480,000,000 in the board minutes. The company previously repurchased shares in 2025, completing 61% of one scheduled program and 100% of another, and confirmed the buyback will not affect capital maintenance and is supported by a KGI Securities price reasonableness opinion.
ChipMOS Technologies reported consolidated results for the six months ended June 30, 2025. The company recorded operating revenue of NT$11,268,170 thousand and gross profit of NT$897,222 thousand, producing an operating profit of NT$137,208 thousand. Despite a positive operating profit, the company reported a loss before income tax of NT$462,938 thousand and a net loss of NT$356,756 thousand, equivalent to basic loss per share of NT$0.50, all attributable to equity holders.
On the balance sheet as of June 30, 2025, total assets were NT$43,521,098 thousand, total liabilities NT$20,265,060 thousand, and equity attributable to shareholders NT$23,256,038 thousand. The operating profit represented about 1.2% of revenue, the net loss about 3.2% of revenue, and shareholder equity was roughly 53.5% of total assets, based on the reported figures.
ChipMOS (IMOS) July 2025 revenue snapshot: unaudited consolidated sales reached NT$1,965.9 million (US$65.7 million), up 6.3% MoM from June but down 4.7% YoY versus July 2024. Management attributes the sequential lift to continued favorable pricing and volume trends in memory OSAT, its largest segment. The company notes that tariffs have had no material impact year-to-date but it is monitoring potential changes and will adjust operations and pricing to support customers.
- MoM momentum: second consecutive monthly increase, suggesting near-term demand recovery.
- YoY softness: revenue still trails prior-year level, indicating market recovery is not yet complete.
- FX basis: figures converted at NT$29.91/US$ as of 31-Jul-25.
The filing contains no earnings, margin, or guidance data; only July top-line results and commentary on tariff risk.