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Who

Chitung Liu

CFO & SVP

Company insider

Files Form 4 as: CFO & SVP, United Microelectronics Corporation (NEW).

Every Form 4 they filed

In numbers

Trades disclosed
10
Buys
0
Sells
3
Bought
$0
Sold
$1.0B
Companies
1
Companies where not an officer
0
First trade
13 Jul 2026
Last trade
17 Sep 2026
Last filed
17 Sep 2026

Companies traded

Where they are an officer
UMC United Microelectronics Corporation (NEW)Officer · Semiconductors · last 17 Sep 20260 buys · 3 sells

Activity over time

1 Jul – 1 Oct
201 Jul1 Aug1 Sep1 Oct

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
17 Sep 2026filed 17 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$58.0M400,000 at $145.00filing
17 Sep 2026filed 17 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$58.0M400,000 at $145.00filing
16 Sep 2026filed 17 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$170.8M1,200,000 at $142.33filing
16 Sep 2026filed 17 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$170.8M1,200,000 at $142.33filing
7 Sep 2026filed 8 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Code J—1,000,000 at $0.00filing
7 Sep 2026filed 8 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Code J—1,000,000 at $0.00filing
7 Sep 2026filed 8 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Code J—1,000,000 at $0.00filing
7 Sep 2026filed 8 Sep 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Code J—1,000,000 at $0.00filing
13 Jul 2026filed 13 Jul 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$294.3M1,900,000 at $154.89filing
13 Jul 2026filed 13 Jul 2026UMC United Microelectronics Corporation (NEW)SemiconductorsSEC FORM 4 Sold$294.3M1,900,000 at $154.89filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Technology3

Buys in green, sells in red, by the company’s sector.

Related people

Jen-Tsung LinVice President · Vice President at United Microelectronics, filing Form 4 there in the last year
Che-Jen HuVice President · Vice President at United Microelectronics, filing Form 4 there in the last year