UMC Files 6-K Report with SEC
Ticker: UMC · Form: 6-K · Filed: Oct 27, 2025 · CIK: 1033767
Sentiment: neutral
Topics: sec-filing, foreign-issuer, disclosure
TL;DR
UMC filed a 6-K, confirming 20-F annual reports and HQ in Taiwan.
AI Summary
United Microelectronics Corporation filed a Form 6-K on October 27, 2025, reporting as a foreign issuer. The filing indicates the company is submitting its report under the 1934 Act and will file its annual reports under Form 20-F. The principal executive office is located in Hsinchu, Taiwan.
Why It Matters
This filing is a routine disclosure for foreign issuers, providing an update on their reporting status and administrative details to the SEC.
Risk Assessment
Risk Level: low — This is a standard administrative filing for a foreign issuer and does not contain new financial or operational information.
Key Players & Entities
- United Microelectronics Corporation (company) — Filer of the report
- 001-15128 (company) — SEC File Number
- October 27, 2025 (date) — Filing date
- Hsinchu, Taiwan (location) — Principal executive office location
FAQ
What type of SEC filing is United Microelectronics Corporation submitting?
United Microelectronics Corporation is submitting a Form 6-K report.
What is the filing date of this Form 6-K?
The filing date is October 27, 2025.
Under which form will United Microelectronics Corporation file its annual reports?
The company indicates it will file its annual reports under Form 20-F.
Where is the principal executive office of United Microelectronics Corporation located?
The principal executive office is located at No. 3 Li-Hsin 2nd Road, Hsinchu Science Park, Hsinchu, Taiwan, R.O.C.
What is the SEC file number for United Microelectronics Corporation?
The SEC file number is 001-15128.
Filing Stats: 191 words · 1 min read · ~1 pages · Grade level 11.4 · Accepted 2025-10-27 06:31:59
Filing Documents
- 6k_on_10272025.htm (6-K) — 25KB
- umc-ex99_1.htm (EX-99.1) — 9KB
- img208044986_0.jpg (GRAPHIC) — 6KB
- 0001193125-25-250653.txt ( ) — 45KB
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: October 27, 2025 2 EXHIBIT INDEX Exhibit Description 99.1 6K on 10/27/2025 3