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CHUANG YU-CHIH
InsiderCIK 0002133601
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 1
- Buy transactions
- 0
- Sell transactions
- 0
- Companies
- 1
- Active
- 2026
Across 1 filing between 2026, CHUANG YU-CHIH has disclosed $0 in transactions — all concentrated in UNITED MICROELECTRONICS CORP (UMC). Data is sourced from official SEC Form 3, 4, and 5 filings.