Chia-Ao Lu
CIK: 0002133813
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 LU CHIA-AO
LU CHIA-AO (SEC CIK 0002133813) files insider reports with the SEC as Vice President of UNITED MICROELECTRONICS CORP (UMC).
Signal8 holds 1 ownership filing by LU CHIA-AO, 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 LU CHIA-AO'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
- LIAO CHING YU, General Counsel & VP
- CHEN JIN-SHUANG, CHRO & VP