NYSE: UMC
United Microelectronics Corp Stock Ownership - Who owns United Microelectronics?

Insider buying vs selling

Have United Microelectronics Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Chitung LiuCFO SVP2026-07-131,900,000$154.89
$294.29MSell
Chejen HuVice President2026-06-3010,000$171.30
$1.71MSell

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Net Insider Buy/Sell (L12M) Ownership

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UMC Shareholders

What type of owners hold United Microelectronics Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Chiatsung Hung0.51%64,511,327$1.23BInsider
Jason Shi Wang0.26%32,655,440$623.07MInsider
Blackrock Inc0.22%27,495,880$524.62MInstitution
Aqr Capital Management LLC0.12%14,714,030$280.74MInstitution
Two Sigma Investments LP0.08%9,655,402$184.23MInstitution
Vanguard Capital Management LLC0.07%8,988,443$171.50MInstitution
Morgan Stanley0.07%8,777,903$167.48MInstitution
Mingchih Hsu0.07%8,403,220$160.33MInsider
Ubs Group Ag0.06%8,175,144$155.98MInstitution
Acadian Asset Management LLC0.06%8,124,199$155.01MInstitution

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UMC vs Semiconductor Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
UMC1.39%1.23%Net SellingNet Selling
CBRS0.00%6.05%Net SellingNet Selling
ALAB70.52%28.57%Net SellingNet Selling
STM11.81%0.00%
MCHP73.64%26.36%Net SellingNet Selling

United Microelectronics Stock Ownership FAQ

Who owns United Microelectronics?

United Microelectronics (NYSE: UMC) is owned by 1.39% institutional shareholders, 1.23% United Microelectronics insiders, and 97.39% retail investors. Chiatsung Hung is the largest individual United Microelectronics shareholder, owning 64.51M shares representing 0.51% of the company. Chiatsung Hung's United Microelectronics shares are currently valued at $1.12B.

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