Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Liu Chitung
Over the trailing 90 days, Liu Chitung (Other at UNITED MICROELECTRONICS CORP) sold $294.3M of stock in UMC, per 1 SEC Form 4 transaction.
- Role
- Other
- Companies
- UMC
- Window
- Trailing 90 days · 1 transactions · CIK 2120081
- Net activity
- −$294.3M ($0 bought · $294.3M sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| UMC | UNITED MICROELECTRONICS CORP | 1 | — | $294.3M | −$294.3M |
Transactions (1)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-07-13 | UMC | Sell | 1.9M | $294.3M | Open market or private sale |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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