SpaceX~$1TSpaceX~$1T
Insider Buying
Subscribe
All stock lists

United Microelectronics Corp (New York Stock Exchange:UMC)

TW · Delayed Price · Currency is USD
24.47+1.94 (+8.61%)
 
Market Cap61.04B+254.6%
Revenue (ttm)250.71B+5.6%
Net Income83.47B+110.5%
EPS33.35+111.1%
Shares Out2.49B
PE Ratio23.32
Forward PE0.68
Dividend$13.04(1.67%)
Ex-Dividend DateJul 8, 2026
Volume17,704,062
Open23.42
Previous Close22.53
Day's Range23.30 - 24.55
52-Week Range6.90 - 28.96
Beta1.55
AnalystsHold
Price Target10.20(-58.32%)
Earnings DateOct 28, 2026
/ 100
UMC Insider Score

UNITED MICROELECTRONICS CORP has a live Insider Score.

Scored on 0 qualifying trades from 0 insiders in the last 90 days.

Unlock the score

About UMC

United Microelectronics Corporation (UMC) operates as a specialized semiconductor wafer foundry, extending its services globally with operations across Taiwan, Singapore, China, Hong Kong, Japan, the United States, and Europe. The company offers a comprehensive range of solutions, from initial circuit blueprinting and mask generation to wafer manufacturing, final assembly, and rigorous testing. UMC's customer base consists of both integrated device manufacturers and companies focused solely on chip design. This corporation, founded in 1980, has its primary headquarters situated in Hsinchu City, Taiwan.

Address
Hsinchu Science Park, Hsinchu City, TP, 30078, TW
Market Cap
61.04 billion
Employees
20,000
Industrial Classification
Semiconductors

What Are Insiders Doing?

Open-market buy / sell balanceNet Selling
Sold
$228.80M
Bought
$0

View the trades behind this meter — each links to its SEC Form 4 →

Open-market Form 4 purchases (code P) vs sales (code S) on file for this company. Grants, option exercises and tax withholdings are excluded. Informational only.

1 Day
+8.61%
5 Days
+9.19%
1 Month
+25.29%
6 Months
+157.04%
1 Year
+254.64%

$UMC stock is featured in our Insider Score Rankings, and Insider Trades datasets.

→ All Stock Lists

Recently reported changes in UMC holdings by institutional investors

Scanning latest 13F filings…

Latest 0 13F filings · Source: SEC EDGAR

View all institutional owners →

Insider Trading

Quarterly net insider trading by UMC's directors and management

Net Shares Purchased by Insiders−2M−1M02025Q32025Q42026Q12026Q22026Q3

Source: SEC EDGAR (Form 4)

Corporate Lobbying

UMC Estimated quarterly lobbying spending

Source: U.S. Senate LDA

UMC Revenue by Segment or Geography

UMC's latest filing doesn't break out revenue by segment.

Source: SEC EDGAR (10-Q/10-K)

U.S. Patents

New UMC patent grants

Loading patent grants…

Source: USPTO Open Data Portal

Government Contracts

Estimated quarterly amount awarded to UMC from public contracts

Source: USAspending.gov

Top ETF Holders

ETFs with the largest estimated holdings in UMC

ETFEst. Holding Size
SOXXiShares Semiconductor ETF$462.73M
SOXLDirexion Daily Semiconductor Bull 3X ETF$131.12M
VWOVanguard FTSE Emerging Markets ETF$112.44M
SPEMState Street SPDR Portfolio Emerging Markets ETF$95.89M
CHPYYieldMax Semiconductor Portfolio Option Income ETF$55.04M
FRDMFreedom 100 Emerging Markets ETF$43.84M

Estimated from each fund’s disclosed top holdings × AUM

UMC Insider Score

Our composite score: insider buying, sector, volume, tone & dilution

Members only

The live Insider Score for UMC is included with Insider Access.

Unlock Insider Score

Bull Case vs Bear Case

AI-generated from UMC’s recent data — informational, not investment advice

Generating analysis…

Insider Score

Our 0–100 Insider Score and the signals behind it.

Members only

The live Insider Score and its full factor breakdown are included with Insider Access.

Unlock Insider Score

Recent Insider Activity

Buys
0
Sells
2
Buy Value
$0
Distinct Buyers
0

Frequently Asked Questions

Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.
Company Directory & Stock Ticker Database | InsiderBuying.com