Liu Chitung sold UMC
July 13, 2026 · Form 4 insider transaction
Liu Chitung sold 1,900,000 shares of United Microelectronics Corporation at $154.89 per share, a transaction worth $294.29M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Disposed (sell-side)
Shares
1,900,000
Price
$154.89
Total value
$294.29M
InsiderLiu Chitung
RoleOfficer
SecurityCommon Shares
Transaction codeS: Open-market sale
Transaction dateJuly 13, 2026
Filing dateJuly 13, 2026
Shares owned after3,322,917
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
New Taiwan Dollars; 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.