ChipMOS Technologies Files 6-K Report
Ticker: IMOS · Form: 6-K · Filed: Dec 16, 2025 · CIK: 1123134
Sentiment: neutral
Topics: 6-K, foreign-private-issuer, filing-update
Related Tickers: CHIP
TL;DR
ChipMOS (CHIP) filed a 6-K on 12/16/25, confirming 20-F reporting.
AI Summary
ChipMOS TECHNOLOGIES INC. filed a Form 6-K on December 16, 2025, reporting as a foreign private issuer. The filing indicates the company will file annual reports under Form 20-F. The report is signed by S. J. Cheng on behalf of the company.
Why It Matters
This filing is a routine update for foreign private issuers, confirming their reporting status and providing basic company information to the SEC.
Risk Assessment
Risk Level: low — This is a standard procedural filing for a foreign private issuer and does not contain new financial or operational information.
Key Players & Entities
- ChipMOS TECHNOLOGIES INC. (company) — Registrant
- S. J. Cheng (person) — Signatory for the company
- December 16, 2025 (date) — Filing date
FAQ
What type of filing is this Form 6-K?
This Form 6-K is a Report of Foreign Private Issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934.
Which annual report form does ChipMOS TECHNOLOGIES INC. file?
ChipMOS TECHNOLOGIES INC. files its annual reports under cover of Form 20-F.
When was this Form 6-K filed?
This Form 6-K was filed on December 16, 2025.
Who signed this report on behalf of ChipMOS TECHNOLOGIES INC.?
S. J. Cheng signed this report on behalf of ChipMOS TECHNOLOGIES INC.
What is the principal executive office address of ChipMOS TECHNOLOGIES INC.?
The principal executive offices are located at No. 1, R&D Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan, Republic of China.
Filing Stats: 418 words · 2 min read · ~1 pages · Grade level 10.6 · Accepted 2025-12-16 06:00:46
Key Financial Figures
- $2,058,000 — , the Company is subject to a fine of NT$2,058,000 and mandated to attend 2 hours of envir
Filing Documents
- violation_water_pollutio.htm (6-K) — 34KB
- img118310086_0.jpg (GRAPHIC) — 102KB
- 0001193125-25-319890.txt ( ) — 175KB
SIGNATURES
SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ChipMOS TECHNOLOGIES INC. (Registrant) Date: December 16, 2025 By /S/ S. J. Cheng Name: S. J. Cheng Title: Chairman & President Below is the English version of our December 16, 2025 filing on the Taiwan Stock Exchange Corporation’s Market Observation Post System (MOPS). 1. Subject: Administrative Fine Assessed Due to Violation of Water Pollution Control Act. 2. Date of occurrence of the event: 2025/12/16 3. The subject of the incident: Listed companies 4. Cause of occurrence (Explanation of the event): The HsinChu County Environmental Protection Bureau conducted effluent sampling and testing at the Company's Zhubei fab. on June 19, 2025. The measured concentration for Boron exceeded the effluent discharge standard limit, resulting in a violation of the Water Pollution Control Act. 5. Handling procedure: We promptly switched the handling of high-concentration wastewater to outsource treatment and disposal service, and the Company has implemented a boron-free process, which complies with the boron discharge concentration standards. 6. Status of the injunction by the respective competent authority: Based on the official letter and penalty notice issued by the HsinChu County Government, the Company is subject to a fine of NT$2,058,000 and mandated to attend 2 hours of environmental education. 7. Whether being fined or penalized: Yes 8. Administrative fines(amount): NT$2,058,000 9. Anticipated possible loss or impact: NT$2,058,000 10. Amount of insurance claims that might be obtained(amount): None 11. Improvement status and future countermeasures: High-concentration wastewater outsourced to external treatment and disposal service, and the Company has implemented a boron-free process, which complies with the boron discha