UNITED MICROELECTRONICS CORP - UMC
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Sep 17, 2026 | CFO & SVP | S | D | 400,000.0 | 145.0 | 58,000,000.0 | 2,639,757.0 | View | |
| Sep 17, 2026 | CFO & SVP | S | D | 1,200,000.0 | 142.333 | 170,799,600.0 | 3,039,757.0 | View | |
| Sep 08, 2026 | CFO & SVP | J | D | 1,000,000.0 | 0.0 | 0.0 | 1,000,000.0 | View | |
| Sep 08, 2026 | CFO & SVP | J | A | 1,000,000.0 | 0.0 | 0.0 | 4,322,917.0 | View | |
| Jul 13, 2026 | CFO & SVP | S | D | 1,900,000.0 | 154.89 | 294,291,000.0 | 3,322,917.0 | View | |
| Jun 30, 2026 | Vice President | S | D | 10,000.0 | 171.3 | 1,713,000.0 | 3,214,080.0 | View |