UMC United Microelectronics

• None no insider bought on the open market
• $526M sold by 3 insiders outside a trading plan
• None no planned (10b5-1) sales

1. Insider
   Trade
   Value
   Traded, filed
2. Jen-Tsung Lin Vice President
   Sale
   $1.6M 10,000 shares at $163.00 0.8% of stake
   Traded Sep 22 Filed Sep 22
   ↗
3. Chitung Liu CFO
   Sale
   $229M 1,600,000 shares at $143.00 38% of stake
   Traded Sep 16–17 Filed Sep 17
   ↗
4. Chitung Liu CFO
   Sale
   $294M 1,900,000 shares at $154.89 36% of stake
   Traded Jul 13 Filed Jul 13
   ↗
5. Che-Jen Hu Vice President
   Sale
   $1.7M 10,000 shares at $171.30 0.3% of stake
   Traded Jun 30 Filed Jun 30
   ↗

Also filed in the last 12 months, not counted as buying or selling: 2 other transactions.