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Independent research site. Not affiliated with the U.S. Securities and Exchange Commission. Not investment advice. Pre-launch showcase: no software license or hardware is offered for sale. Facts come from public filings. Read the methodology.

Companies / Foundry & equipment

UNITED MICROELECTRONICS CORP

UMC · NYSE · foundry (mature nodes)

CIK 1033767Foundry & equipmentFIGI BBG000BR4TH1Metadata only
Facts, not findings.

The facts below are extracted automatically from what UNITED MICROELECTRONICS CORP filed with the SEC. They are not allegations, ratings, or investment advice. Verify every statement against the cited passage. `Unverified` items passed the hard source checks but have weaker evidence.

Company record

CIK
EDGAR company page
Ticker
UMC
Layer
Foundry & equipment
Sub-layer
foundry (mature nodes)
SIC
Semiconductors & Related Devices
Fiscal year end
12-31
State
—
Address
TAIPEI, F5
FIGI
BBG000BR4TH1
How identifiers were linked
  • CIK 1033767 — sec_edgar (cik), confidence 1
  • TICKER UMC — sec_edgar (ticker), confidence 1
  • FIGI BBG000BR4TH1 — openfigi (ticker), confidence 1

Latest filing

6-K · 2026-10-13

Open the filing

Three-year filing timeline

  • 2026 · 89 filings
  • 2025 · 48 filings
  • 2024 · 34 filings
  • 2023 · 25 filings
  • 2022 · 4 filings

Based on the stored filings for this company.

Metadata only.

This company is in the AI universe and has SEC metadata in the panel. The sample LLM extraction covers a smaller set of companies in this stage; this company's extraction is pending. No placeholder facts are shown.

Recent filings

What the company filed.

DateFormReportAccessionItemsSource
2026-10-136-K2026-10-130001193125-26-419602—SEC
2026-10-066-K2026-10-060001193125-26-414888—SEC
2026-10-056-K2026-10-050001193125-26-413371—SEC
2026-10-056-K/A2026-10-050001193125-26-413417—SEC
2026-09-296-K2026-09-290001193125-26-405903—SEC
2026-09-2242026-09-220001193125-26-397195—SEC
2026-09-1832026-09-110001193125-26-395009—SEC
2026-09-1742026-09-160001193125-26-393652—SEC
2026-09-0842026-09-070001193125-26-384273—SEC
2026-09-046-K2026-09-040001193125-26-382689—SEC
2026-09-026-K2026-09-020001193125-26-379275—SEC
2026-08-266-K2026-08-260001193125-26-365826—SEC
2026-08-146-K2026-08-140001193125-26-350180—SEC
2026-08-066-K2026-08-060001193125-26-336498—SEC
2026-08-056-K2026-08-050001193125-26-333718—SEC
2026-07-306-K2026-07-300001193125-26-324785—SEC
2026-07-296-K2026-07-290001193125-26-322027—SEC
2026-07-296-K2026-07-290001193125-26-322030—SEC
2026-07-216-K2026-07-210001193125-26-309462—SEC
2026-07-156-K2026-07-150001193125-26-303966—SEC
2026-07-146-K2026-07-140001193125-26-302459—SEC
2026-07-1342026-07-130001193125-26-301380—SEC
2026-07-066-K2026-07-060001193125-26-295459—SEC
2026-06-3042026-06-300001193125-26-291233—SEC
2026-06-296-K2026-06-290001193125-26-286731—SEC

Pending next stage

What is not here yet.

Relationship graph

Disclosed customer, supplier, financing, lease, and power edges are pending the next stage. No inferred relationship is shown.

Full-universe extraction

The LLM sample covers a smaller set of companies in this stage. Full-universe extraction and theme pages are pending.

Monitor this company privatelyRead the methodology

Panel generated 2026-10-22. Verify every statement against its cited filing.