UMC 6-K
United Microelectronics Corp (UMC)
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
June 4, 2025
(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 | |
|---|---|
| By: | Chitung Liu |
| Name: | Chitung Liu |
| Title: | CFO |
Date: June 4, 2025
EXHIBIT INDEX
| Exhibit | Description |
|---|---|
| 99 | 6K on 06/04/2025 |
EX-99
www.umc.com
Exhibit
Exhibit Description
99.1 Announcement on 2025/06/04: The Board of Directors resolved to adjust cash dividend ratio
99.2 Announcement on 2025/06/04: The Company announced the record date for cash dividend
99.3 Announcement on 2025/06/04: The Board of Directors resolved to release the managerial officer from non-competition restrictions
Exhibit 99.1
The Board of Directors resolved to adjust cash dividend ratio
Date of the resolution of the board of directors or shareholders meeting: 2025/06/04
Type and monetary amount of original dividend distribution:
Cash dividend NT$35,787,597,878, each common share is entitled to receive NT$2.85.
- Type and monetary amount of dividend distribution after the change:
Cash dividend NT$35,787,597,878, each common share is entitled to receive NT$2.85016443.
- Reason for the change:
Due to the recall of RSA, the number of outstanding common shares changed accordingly, resulting in the adjustment of cash dividend ratio.
- Any other matters that need to be specified: None
Exhibit 99.2
The Company announced the record date for cash dividend
Date of the resolution by the board of directors or shareholders meeting or decision by the Company: 2025/06/04
Type of ex-rights or ex-dividend (please enter: “Ex-rights”, “Ex-dividend”, or “Ex-rights and dividend”): Ex-dividend
Type and monetary amount of common stock dividend distribution:
Cash dividend NT$35,787,597,878, each common share is entitled to receive NT$2.85016443.
Ex-rights (ex-dividend) trading date: 2025/06/24
Last date before book closure: 2025/06/25
Book closure starting date: 2025/06/26
Book closure ending date: 2025/06/30
Ex-rights (ex-dividend) record date: 2025/06/30
Deadline for applying the conversion of the bond: NA
The closure period for the conversion of the bond will start from the date: NA
The closure period for the conversion of the bond will end on the date: NA
Payment date of common stock cash dividend distribution: 2025/07/16
Any other matters that need to be specified: None
Exhibit 99.3
The Board of Directors resolved to release the managerial officer from non-competition restrictions
Date of the board of directors’ resolution: 2025/06/04
Name and title of the managerial officer with permission to engage in competitive conduct:
Chitung Liu, Senior Vice President & Chief Financial Officer
- Items of competitive conduct in which the officer is permitted to engage:
To act as the director of Wavetek Microelectronics Corporation
Period of permission to engage in the competitive conduct: Employment period
Circumstances of the resolution (please describe the results of voting in accordance with Article 32 of the Company Act): Approved
If the permitted competitive conduct belongs to the operator of a mainland China area enterprise, the name and title of the managerial officer (if it is not the operator of a mainland China area enterprise, please enter “N/A” below): N/A
Company name of the mainland China area enterprise and the officer’s position in the enterprise: N/A
Address of the mainland China area enterprise: N/A
Operations of the mainland China area enterprise: N/A
Impact on the company’s finance and business: None
If the managerial officer has invested in the mainland China area enterprise, the monetary amount of the investment and the officer’s shareholding ratio: None
Any other matters that need to be specified: None