Che-jen Hu, Vice President at UNITED MICROELECTRONICS CORP (UMC), sold 10,000 shares at $171.30 ($1.7M) on 2026-06-30, disclosed to the SEC on 2026-06-30.
Open-market sale of $1.7M UMC by Vice President. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.