UNITED MICROELECTRONICS CORP Current Report (Foreign Issuer)
United Microelectronics Corporation reported updated figures for its ongoing share repurchase program.
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Rhea-AI Filing Summary
United Microelectronics Corporation reported updated figures for its ongoing share repurchase program. As of 2026/05/12, the company had most recently repurchased 1,919,000 common shares for a total of NTD$194,882,342, at an average price of NTD$101.55 per share. During the overall repurchase period, UMC held a cumulative total of 10,251,000 of its own shares, representing 0.08% of the company’s issued shares.
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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
May 12, 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: May 12, 2026
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EXHIBIT INDEX
Exhibit |
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Description |
99.1 |
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6K on 05/12/2026 |
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www.umc.com
Exhibit
Exhibit Description
99.1 Announcement on 2026/05/12: To announce accumulative shares repurchased exceeding NTD$300 million in value
Exhibit 99.1
To announce accumulative shares repurchased exceeding NTD$300 million in value
1. Date the cumulative no. of shares currently repurchased accounted for 2 percent or more of the shares issued by the company, or amounted to NT$300 million or more: 2026/05/12
2. No. of shares currently repurchased (shares): 1,919,000 shares
3. Type of shares currently repurchased: Common share
4. Total monetary amount of shares currently repurchased (NTD): NTD$194,882,342
5. Current average repurchase price per share (NTD): NTD$101.55
6. Cumulative no. of the company's own shares held during the repurchase period (shares): 10,251,000 shares
7. Cumulative no. of the company’s own shares held during the repurchase period as a percentage of the total no. of the company’s issued shares: 0.08%
8. Any other matters that need to be specified: None