United Microelectronics Corp Files 6-K Report
Ticker: UMC · Form: 6-K · Filed: Nov 6, 2025 · CIK: 1033767
Sentiment: neutral
Topics: sec-filing, foreign-issuer, regulatory-update
Related Tickers: UMC
TL;DR
UMC filed a 6-K on Nov 6, 2025, confirming 20-F annual reports and Taiwan HQ.
AI Summary
United Microelectronics Corporation filed a Form 6-K on November 6, 2025, reporting as a foreign issuer. The filing indicates the company is submitting its report under the 1934 Securities Exchange Act and will file its annual reports under Form 20-F. The company's principal executive office is located in Hsinchu, Taiwan.
Why It Matters
This filing is a routine report for foreign issuers, providing an update on their regulatory compliance and reporting structure with the SEC.
Risk Assessment
Risk Level: low — This is a standard procedural filing for a foreign issuer and does not contain new financial or operational information.
Key Players & Entities
- United Microelectronics Corporation (company) — Filer of the 6-K report
- November 6, 2025 (date) — Filing date of the 6-K report
- Hsinchu, Taiwan (location) — Location of the company's principal executive office
- Form 20-F (document) — Annual report form to be filed by the company
- Form 6-K (document) — Type of report being filed
FAQ
What is the purpose of a Form 6-K filing?
A Form 6-K is a report of foreign private issuers that is furnished to the SEC to provide information that the issuer would be required to make public pursuant to the laws of its home country, or that it may otherwise make public to its security holders.
Which annual report form will United Microelectronics Corporation file?
United Microelectronics Corporation will file its annual reports under cover of Form 20-F.
Where is United Microelectronics Corporation's principal executive office located?
The principal executive office of United Microelectronics Corporation is located at No. 3 Li-Hsin 2nd Road, Hsinchu Science Park, Hsinchu, Taiwan, R.O.C.
What is the filing date of this Form 6-K?
This Form 6-K was filed on November 6, 2025.
Is United Microelectronics Corporation submitting this Form 6-K in paper format?
The filing indicates that the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101 (b) (1) and Rule 101 (b) (7).
Filing Stats: 191 words · 1 min read · ~1 pages · Grade level 11.4 · Accepted 2025-11-06 06:09:56
Filing Documents
- 6k_on_11062025.htm (6-K) — 25KB
- umc-ex99_1.htm (EX-99.1) — 42KB
- img208044986_0.jpg (GRAPHIC) — 6KB
- 0001193125-25-267954.txt ( ) — 77KB
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, thereto duly authorized. United Microelectronics Corporation By: Chitung Liu Name: Chitung Liu Title: CFO Date: November 6, 2025 2 EXHIBIT INDEX Exhibit Description 99.1 6K on 11/06/2025 3