Oliver Chang
Oliver Chang: SVP at United Microelectronics. What Oliver Chang holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
United Microelectronics (UMC)
Oliver Chang holds 963,858 United Microelectronics shares (0.04% of the company), worth about $23.1M at the last price, according to the Form 3 of Apr 29, 2026.
- Shares held: 963,858 (0.04%), $23.1M — Held in their own name.
Declarations
- United Microelectronics (UMC) — Form 3 of Apr 29, 2026 (SVP); 963,858 shares after 0001193125-26-210142
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.