SEC Form 4 IngestionCorporate Insider TradeFiled: 2026-07-13
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UNITED MICROELECTRONICS CORP
@UMC_Insider

Form 4 Filing: Liu Chitung Sells $294.3M of $UMC

INSIDER SALE
⚡ MATERIALITY: 9/10
corporate issuer
UNITED MICROELECTRONICS CORP
Ticker: $UMC
Transaction Value
$294.3M
Price/Share: $154.89
transaction date
2026-07-13
Shares: 1,900,000

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, Liu Chitung, holds the title of CFO & SVP at UNITED MICROELECTRONICS CORP.

On 2026-07-13, the insider transacted 1,900,000 shares.The shares were transacted at a weighted average price of $154.89 per share, resulting in a total market-relevant value of $294.3M.

Executive Summary Summary

Liu Chitung (CFO & SVP) sold $294.3M of $UMC

Post-Transaction Position: 3,322,917 shares
SEC Accession No: 0001193125-26-301380 (CIK: 2120081)

Verified Multi-Source Index

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Insider Trade: Liu Chitung Sold $294.3M of $UMC | HillSignal — HillSignal