UMC Sale Disclosure
Liu Chitung · SEC Form 4 · Filed Sep 17, 2026
Sale
Calculated transaction value
$170.8M
Liu Chitung CFO & SVP
UMC
Transaction date
Sep 16, 2026
Public filing date
Sep 17, 2026
Filing lag
Filed 1 day later
UMC daily price context
Close on/before transaction
$22.53
Sep 16, 2026
Close before public filing
$22.53
Sep 16, 2026
Return since public filing
+7.59%
Through Sep 18, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Common Shares
- Quantity / price
- 1,200,000 shares @ $142.33
- SEC ownership
- Direct
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0001193125-26-393652
Filing cohort
Transactions in this filing
Showing 2 of 2
Trades
2
Issuers
1
Estimated value
$228.8M
Buys / sales
0 / 2
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| United Microelectronics Corp UMC | Sale | Sep 17, 2026 | $58M |
| United Microelectronics Corp UMC Current | Sale | Sep 16, 2026 | $170.8M |