Liu Chitung bought UMC
September 7, 2026 · Form 4 insider transaction
Liu Chitung bought 1,000,000 shares of United Microelectronics Corporation at $0.00 per share, a transaction worth N/A. The trade was recorded as j and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
1,000,000
Price
$0.00
Total value
N/A
InsiderLiu Chitung
RoleOfficer
SecurityCommon Shares
Transaction codeJ: J
Transaction dateSeptember 7, 2026
Filing dateSeptember 8, 2026
Shares owned after4,322,917
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
On September 7, 2026, the CTBC Bank Trust distributed 1,000,000 Common Shares of the Issuer to the Reporting Person due to the expiration and termination of the trust, resulting in a change in the form of the Reporting Person's ownership from indirect to direct.; Includes 1,210,000 shares of Restricted Stock Award (RSA) and a specified number of shares subject to the RSA will vest annually on December 5 from 2026 to 2029.