Official SEC submissions

United Microelectronics Corporation (NEW) SEC Filings

Direct answer

United Microelectronics Corporation (NEW)'s latest SEC filing is 6-K.

It was filed on September 4, 2026, and 40 recent filings are available.

Each row links directly to the SEC document and filing index.

Official SEC EDGAR submissions

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Recent SEC filings

6-K

Current report

Filed: 2026-09-04

Report date: 2026-09-04

6-K

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6-K

Current report

Filed: 2026-09-02

Report date: 2026-09-02

6-K

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6-K

Current report

Filed: 2026-08-26

Report date: 2026-08-26

6-K

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6-K

Current report

Filed: 2026-08-14

Report date: 2026-08-14

6-K

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6-K

Current report

Filed: 2026-08-06

Report date: 2026-08-06

6-K

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6-K

Current report

Filed: 2026-08-05

Report date: 2026-08-05

6-K

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6-K

Current report

Filed: 2026-07-30

Report date: 2026-07-30

6-K

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6-K

Current report

Filed: 2026-07-29

Report date: 2026-07-29

6-K

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6-K

Current report

Filed: 2026-07-29

Report date: 2026-07-29

6-K

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6-K

Current report

Filed: 2026-07-21

Report date: 2026-07-21

6-K

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6-K

Current report

Filed: 2026-07-15

Report date: 2026-07-15

6-K

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6-K

Current report

Filed: 2026-07-14

Report date: 2026-07-14

6-K

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Insider transaction

Filed: 2026-07-13

Report date: 2026-07-13

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6-K

Current report

Filed: 2026-07-06

Report date: 2026-07-06

6-K

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Insider transaction

Filed: 2026-06-30

Report date: 2026-06-30

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6-K

Current report

Filed: 2026-06-29

Report date: 2026-06-29

6-K

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6-K

Current report

Filed: 2026-06-23

Report date: 2026-06-23

6-K

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6-K

Current report

Filed: 2026-06-22

Report date: 2026-06-22

6-K

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6-K

Current report

Filed: 2026-06-18

Report date: 2026-06-18

6-K

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6-K

Current report

Filed: 2026-06-16

Report date: 2026-06-16

6-K

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6-K

Current report

Filed: 2026-06-05

Report date: 2026-06-05

6-K

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6-K

Current report

Filed: 2026-06-03

Report date: 2026-06-03

6-K

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6-K

Current report

Filed: 2026-05-27

Report date: 2026-05-27

6-K

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6-K

Current report

Filed: 2026-05-22

Report date: 2026-05-22

6-K

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6-K

Current report

Filed: 2026-05-20

Report date: 2026-05-20

6-K

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6-K

Current report

Filed: 2026-05-15

Report date: 2026-05-15

6-K

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6-K

Current report

Filed: 2026-05-13

Report date: 2026-05-13

6-K

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6-K

Current report

Filed: 2026-05-12

Report date: 2026-05-12

6-K

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6-K

Current report

Filed: 2026-05-11

Report date: 2026-05-11

6-K

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6-K

Current report

Filed: 2026-05-08

Report date: 2026-05-08

6-K

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6-K

Current report

Filed: 2026-05-07

Report date: 2026-05-07

6-K

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6-K

Current report

Filed: 2026-04-30

Report date: 2026-04-30

6-K

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20-F

Periodic report

Filed: 2026-04-30

Report date: 2025-12-31

FORM 20-F

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6-K

Current report

Filed: 2026-04-29

Report date: 2026-04-29

6-K

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6-K

Current report

Filed: 2026-04-29

Report date: 2026-04-29

6-K

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6-K

Current report

Filed: 2026-04-21

Report date: 2026-04-21

6-K

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6-K

Current report

Filed: 2026-04-15

Report date: 2026-04-15

6-K

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6-K

Current report

Filed: 2026-04-08

Report date: 2026-04-08

6-K

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6-K

Current report

Filed: 2026-03-26

Report date: 2026-03-26

6-K

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6-K

Current report

Filed: 2026-03-12

Report date: 2026-03-12

6-K

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Verified data

Recent filing categories: 3
Recent filings: 40
SEC CIK: 0001033767
Latest filing date: September 4, 2026

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