Ling-Ling Wu - 18 Mar 2026 Form 3 Insider Report for UNITED MICROELECTRONICS CORP (UMC)

Role
Director
Signature
/s/Chitung Liu, attorney-in-fact
Issuer symbol
UMC
Transactions as of
18 Mar 2026
Net transactions value
$0
Form type
3
Filing time
18 Mar 2026, 06:15:23 UTC
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Wu Ling-Ling Director 8F, NO.68, SEC. 1, NEIHU RD.,, TAIPEI, TAIWAN /s/Chitung Liu, attorney-in-fact 18 Mar 2026 0002120076

No securities are beneficially owned.

Remarks:

Exhibit 24 Power of Attorney.