Ching Yu Liao
CIK: 0002133614
Transaction Breakdown
Open Market Buys (P)0
High conviction signal
Open Market Sales (S)0
Position reduction
Option Exercises (M)0
Derivative conversions
Awards (A)0
Compensation grants
Other (G, F, J, C, D, …)0
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
UMC
UNITED MICROELECTRONICS CORP
Officer
Discretionary Trading P&L
Holdings
Transaction History (0 total)
1 Form 3 filing on record — initial statements of ownership, which report holdings, not trades. No Form 4 or Form 5 transactions since Sep 2024.
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| 1 Form 3 filing on record — initial statements of ownership, which report holdings, not trades. No Form 4 or Form 5 transactions since Sep 2024. | ||||||
0-0 of 0 transactions
About LIAO CHING YU
LIAO CHING YU (SEC CIK 0002133614) files insider reports with the SEC as General Counsel & VP of UNITED MICROELECTRONICS CORP (UMC).
Signal8 holds 1 ownership filing by LIAO CHING YU, a Form 3, filed on May 7, 2026. A Form 3 is an initial statement of ownership: it reports holdings, not trades, so no Form 4 or Form 5 transactions are on record since Sep 2024.
The business address on LIAO CHING YU's filings is in TAIPEI.
Other insiders filing for UNITED MICROELECTRONICS CORP (UMC)
- LIN JEN-TSUNG, Vice President
- YEN HUNG-YU, CHRO & VP
- Liu Chitung, CFO & SVP
- TAN WEN YI, Vice President
- LU CHIA-AO, Vice President
- CHEN JIN-SHUANG, CHRO & VP