UMC sets date for Q2 2026 investor call
United Microelectronics Corporation reports two updates.
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Rhea-AI Filing Summary
United Microelectronics Corporation reports two updates. First, it will hold an online institutional investor conference on 2026/07/29 at 17:00 to discuss Q2 2026 financial and operating results.
Second, it provides a June 2026 insider report: Vice President Jerry CJ Hu’s reported holdings decreased by 10,000 shares between May 31 and June 30, 2026, and Senior Vice President G C Hung’s pledged UMC common shares changed by 2,000,000 shares, eliminating the reported pledged balance by June 30, 2026.
Key Figures
Key Terms
institutional investor conference financial
executive officers financial
FAQ
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When will UMC (UMC) hold its Q2 2026 investor conference and in what format?
What topics will United Microelectronics (UMC) cover at the Q2 2026 investor conference?
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
OF THE SECURITIES EXCHANGE ACT OF 1934
July 14, 2026
(Commission File Number: 001-15128)
United Microelectronics Corporation
(Translation of registrant’s name into English)
No. 3 Li-Hsin 2nd Road,
Hsinchu Science Park,
Hsinchu, Taiwan, R.O.C.
(Address of principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F Form 40-F
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101 (b) (1):
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101 (b) (7):
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 |
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By: |
Chitung Liu |
Name: |
Chitung Liu |
Title: |
CFO |
Date: July 14, 2026
2
EXHIBIT INDEX
Exhibit |
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Description |
99 |
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6K on 07/14/2026 |
3
www.umc.com
Exhibit
Exhibit Description
99.1 Announcement on 2026/07/14: UMC will convene Q2 2026 Investor Conference
99.2 Announcement on 2026/07/10: the trading and pledge of UMC common shares by directors, executive officers and 10% shareholders of UMC
Exhibit 99.1
UMC will convene Q2 2026 Investor Conference
1. Date of institutional investor conference: 2026/07/29
2. Time of institutional investor conference: 17:00
3. Location of institutional investor conference: Online teleconference
4. Outline of institutional investor conference: UMC Q2 2026 Financial and Operating Results
5. Any other matters that need to be specified: None
Exhibit 99.2
United Microelectronics Corporation
For the month of June, 2026
This is to report 1) the trading of directors, executive officers and 10% shareholders of United Microelectronics Corporation (“UMC”) (NYSE: UMC); 2) the pledge and clear of pledge of UMC common shares by directors, executive officers and 10% shareholders of UMC;
Title |
Name |
Number of shares as of May 31, 2026 |
Number of shares as of June 30, 2026 |
Changes |
Vice President |
Jerry CJ Hu |
2,395,280 |
2,385,280 |
(10,000) |
Title |
Name |
Number of shares as of May 31, 2026 |
Number of shares as of June 30, 2026 |
Changes |
Senior Vice President |
G C Hung |
2,000,000 |
-- |
(2,000,000) |