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United Micro Electronics Adr stock is traded at $19.82, with a volume of 12.90M. It is down -5.26% in the last 24 hours and down -12.03% over the past month. Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with close to 5% market share in 2025 after TSMC and SMIC. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the US, and South Korea. UMC features a diverse customer base that includes Texas Instruments, MediaTek, Intel, Broadcom, Novatek, and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 19,000 people as of February 2025.
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Previous Close:
$20.92
Open:
$20.65
24h Volume:
12.90M
Relative Volume:
1.01
Market Cap:
$49.71B
Revenue:
$7.80B
Net Income/Loss:
$1.62B
P/E Ratio:
30.72
EPS:
0.6451
Net Cash Flow:
$1.58B
1W Performance:
-13.68%
1M Performance:
-12.03%
6M Performance:
+86.63%
1Y Performance:
+166.76%
1-Day Range:
Value
$19.74
$20.65
1-Week Range:
Value
$19.74
$22.74
52-Week Range:
Value
$6.97
$28.96

United Micro Electronics Adr Stock (UMC) Company Profile

Name
Name
United Micro Electronics Adr
Name
Phone
-
Name
Address
-
Name
Employee
19,097
Name
Twitter
Name
Next Earnings Date
2026-10-28
Name
Latest SEC Filings
Name
UMC's Discussions on Twitter

Compare UMC vs NVDA, TSM, AVGO, SKHY, MU

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
UMC icon
UMC
United Micro Electronics Adr
19.82 49.71B 7.80B 1.62B 1.58B 0.6451
NVDA icon
NVDA
Nvidia Corp
214.13 5.17T 253.49B 159.61B 119.08B 6.5299
TSM icon
TSM
Taiwan Semiconductor Manufacturing Adr
412.61 2.14T 142.82B 71.84B 39.69B 13.86
AVGO icon
AVGO
Broadcom Inc
328.75 1.57T 75.47B 29.32B 32.76B 6.007
SKHY icon
SKHY
Sk Hynix Inc Adr
136.49 994.83B 92.06B 52.15B 28.25B 7.3257
MU icon
MU
Micron Technology Inc
878.84 994.34B 90.27B 50.47B 26.17B 44.17

United Micro Electronics Adr Stock (UMC) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-10-26 Upgrade Arete Neutral → Buy
Jul-15-26 Resumed Macquarie Outperform
May-28-26 Downgrade BNP Paribas Exane Neutral → Underperform
Mar-31-26 Upgrade BNP Paribas Exane Underperform → Neutral
Jan-29-26 Downgrade JP Morgan Neutral → Underweight
Jan-28-26 Downgrade BNP Paribas Exane Neutral → Underperform
Nov-12-25 Downgrade BofA Securities Buy → Underperform
May-23-25 Downgrade Goldman Neutral → Sell
Apr-16-25 Downgrade Wedbush Outperform → Neutral
Jan-21-25 Downgrade Citigroup Buy → Sell
Oct-30-24 Downgrade JP Morgan Overweight → Neutral
Oct-28-24 Downgrade Morgan Stanley Overweight → Equal-Weight
Oct-17-24 Downgrade Goldman Buy → Neutral
Aug-01-24 Upgrade Goldman Neutral → Buy
Apr-24-24 Upgrade Citigroup Neutral → Buy
Jan-25-24 Upgrade HSBC Securities Reduce → Hold
Jan-16-24 Downgrade Goldman Buy → Neutral
Apr-27-23 Downgrade HSBC Securities Hold → Reduce
Mar-15-23 Upgrade Daiwa Securities Outperform → Buy
Feb-28-23 Upgrade Citigroup Neutral → Buy
Jan-24-23 Initiated Loop Capital Hold
Jan-09-23 Resumed BofA Securities Buy
Jul-12-22 Downgrade Citigroup Buy → Sell
Jan-25-22 Downgrade Nomura Buy → Neutral
Jul-28-21 Upgrade JP Morgan Neutral → Overweight
Jun-08-21 Downgrade Bernstein Mkt Perform → Underperform
Oct-12-20 Upgrade Credit Suisse Neutral → Outperform
Sep-14-20 Upgrade HSBC Securities Hold → Buy
Sep-09-20 Upgrade JP Morgan Underweight → Neutral
Aug-03-20 Upgrade Goldman Neutral → Buy
Jun-10-20 Downgrade Macquarie Outperform → Neutral
Mar-12-20 Downgrade JP Morgan Neutral → Underweight
Feb-06-20 Upgrade Jefferies Hold → Buy
Dec-04-19 Upgrade CLSA Outperform → Buy
Dec-03-19 Upgrade Morgan Stanley Underweight → Overweight
Nov-25-19 Upgrade Citigroup Sell → Neutral
Oct-31-19 Upgrade Goldman Sell → Neutral
Jul-10-19 Upgrade Macquarie Neutral → Outperform
Jun-25-19 Upgrade CLSA Sell → Outperform
Apr-24-19 Upgrade HSBC Securities Reduce → Hold
Apr-24-19 Upgrade JP Morgan Underweight → Neutral
Jan-30-19 Downgrade HSBC Securities Hold → Reduce
Jan-24-19 Downgrade HSBC Securities Buy → Hold
Nov-06-18 Downgrade UBS Buy → Neutral
Nov-05-18 Downgrade CLSA Underperform → Sell
Oct-25-18 Downgrade HSBC Securities Buy → Hold
View All

United Micro Electronics Adr Stock (UMC) Latest News

pulisher
Oct 13, 2026

United Microelectronics Corporation (UMC) Options ChainYahoo Finance - Yahoo! Finance Canada

Oct 13, 2026
pulisher
Oct 13, 2026

United Microelectronics Corp. Sponsored ADR Balance Sheet – HAN:UMCB - TradingView

Oct 13, 2026
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Oct 13, 2026

United Microelectronics Corporation (UMC) Options Chain - Yahoo! Finance Canada

Oct 13, 2026
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Oct 10, 2026

DWS Global Income Builder VIP's United Microelectronics Corp(UMC) Holding History - GuruFocus

Oct 10, 2026
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Oct 06, 2026

United Microelectronics Corp (UMC) Stock Down 3.0% but Still Ove - GuruFocus

Oct 06, 2026
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Oct 05, 2026

A Look at United Microelectronics Corp (UMC) After 8.9% Decline -- GF Value $8.89 vs Price $23.92 - GuruFocus

Oct 05, 2026
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Oct 05, 2026

United Microelectronics Corp Stock (UMC) Moved Down by 9.95% on Oct 5: Facts Behind the Movement - TradingKey

Oct 05, 2026
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Oct 05, 2026

United Microelectronics (NYSE:UMC) Shares Gap DownTime to Sell? - MarketBeat

Oct 05, 2026
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Oct 02, 2026

Is United Microelectronics Corp (UMC) Overvalued After 4.2% Rall - GuruFocus

Oct 02, 2026
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Oct 02, 2026

55,195 United Microelectronics Corporation $UMC Shares Sold by NewEdge Advisors LLC - MarketBeat

Oct 02, 2026
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Oct 01, 2026

UMC Stock Price and Chart — NYSE:UMC - TradingView

Oct 01, 2026
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Sep 29, 2026

ETFs Investing in United Microelectronics Corp. Sponsored ADR Stocks - TradingView

Sep 29, 2026
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Sep 29, 2026

United Microelectronics Corporation (2303.TW) Stock Price, News, Quote & History - Yahoo! Finance Canada

Sep 29, 2026
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Sep 29, 2026

United Microelectronics (NYSE:UMC) Shares Climb 4.7%Still a Buy? - MarketBeat

Sep 29, 2026
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Sep 29, 2026

US Stock Market Movements | Semiconductor Stocks Rise Broadly; United Microelectronics Corporation (UMC.US) Up Over 4% - Moomoo

Sep 29, 2026
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Sep 29, 2026

TSM vs. UMC: Which Semiconductor Foundry Stock Should You Bet on Now? - Zacks Investment Research

Sep 29, 2026
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Sep 22, 2026

United Microelectronics Vice President Trades $1.63M In Company Stock - benzinga.com

Sep 22, 2026
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Sep 22, 2026

Form 4 UNITED MICROELECTRONICS CORP For: 22 September By Investing.com - Investing.com Canada

Sep 22, 2026
pulisher
Sep 22, 2026

United Microelectronics (UMC) vice president sells 10K shares - Stock Titan

Sep 22, 2026
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Sep 21, 2026

GlobalFoundries Drives Gross Margin Expansion: Can the Momentum Last? - Zacks Investment Research

Sep 21, 2026
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Sep 21, 2026

Nykredit A S Purchases Shares of 350,050 United Microelectronics Corporation $UMC - MarketBeat

Sep 21, 2026
pulisher
Sep 18, 2026

Restricted stock for United Micro (NYSE: UMC) vests through 2029 - Stock Titan

Sep 18, 2026
pulisher
Sep 17, 2026

United Microelectronics (UMC) Upgraded to Strong Buy: Here's What You Should Know - Yahoo Finance

Sep 17, 2026
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Sep 17, 2026

United Microelectronics (UMC) CFO offloads shares over two days - Stock Titan

Sep 17, 2026
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Sep 16, 2026

United Microelectronics Corp (UMC) Shares Surge 4.3% -- What GF Score of 83 Tells Investors - GuruFocus

Sep 16, 2026
pulisher
Sep 11, 2026

United Microelectronics Stock Price Forecast. Should You Buy UMC? - StockInvest.us

Sep 11, 2026
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Sep 09, 2026

Oil Prices Top $100, Inflation Concerns Mount — Taiwan Stock Market Plunges Over 450 Points in Early Trading, Breaks Below 47,000 - finance.biggo.com

Sep 09, 2026
pulisher
Sep 09, 2026

United Microelectronics Sales Jump 30% in August. UMC Stock Has More Room to Run. - Barchart.com

Sep 09, 2026
pulisher
Sep 08, 2026

Philadelphia Semiconductor Index Rallies Against the Grain as TSMC ADR Surges 2.35%; Taiwan Stocks Open Sharply Higher, Up Over 300 Points - finance.biggo.com

Sep 08, 2026
pulisher
Sep 08, 2026

United Microelectronics (NYSE: UMC) Reports 30.7% Surge in August Net Sales to NT$25.04 Billion - Kalkine Media

Sep 08, 2026
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Sep 08, 2026

1M-share trust move shifts United Micro (NYSE: UMC) stock to its CFO - Stock Titan

Sep 08, 2026
pulisher
Sep 06, 2026

Taiwan Stocks Surge Over 670 Points in Early Trading, Reclaiming 47,000 as Philadelphia Semiconductor Index Rallies Against the Grain - finance.biggo.com

Sep 06, 2026
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Sep 03, 2026

Fed Governor Signals Rate-Hike Pause; Dow Soars 624 Points for Best Day in a Month - finance.biggo.com

Sep 03, 2026
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Sep 02, 2026

Trump Says Iran Action Won't Last Long, Oil Rally Cools, All Three Major US Indices Snap Three-Day Losing Streak - finance.biggo.com

Sep 02, 2026
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Sep 02, 2026

United Microelectronics stock falls after bond proceeds news By Investing.com - Investing.com South Africa

Sep 02, 2026
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Sep 02, 2026

United Microelectronics stock falls after bond proceeds news By Investing.com - Investing.com India

Sep 02, 2026
pulisher
Sep 02, 2026

Why is United Microelectronics stock sliding today? - Investing.com

Sep 02, 2026
pulisher
Sep 02, 2026

United Microelectronics stock falls after bond proceeds news - Investing.com

Sep 02, 2026
pulisher
Sep 02, 2026

If You Have Some ‘Silly’ Money, United Microelectronics (UMC) Stock Is Worth a Look - Barchart.com

Sep 02, 2026
pulisher
Sep 02, 2026

If You Have Some ‘Silly’ Money, United Microelectronics (UMC) Stock Is Worth a Look - Yahoo Finance

Sep 02, 2026
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Sep 01, 2026

US-Iran Conflict Fuels Oil Price Inflation Fears; Taiwan Stocks Plunge Over 300 Points in Early Trading, Breaching 46,600 - finance.biggo.com

Sep 01, 2026
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Aug 29, 2026

Gap Posts Upbeat Q2 Earnings, Joins Solstice Advanced Materials, N-Able And Other Big Stocks Moving Higher On Friday - Sahm

Aug 29, 2026
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Aug 28, 2026

Fed Chair Kevin Warsh Strikes Hawkish Tone, Rate Hike Odds Surge, Philadelphia Semiconductor Index Plunges 3.47%, Taiwan Futures Night Session Falls 457 Points - finance.biggo.com

Aug 28, 2026
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Aug 27, 2026

Sitime Corporation (SITM) Peer Comparison – Compare with Others - valueresearchonline.com

Aug 27, 2026
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Aug 25, 2026

Foreign Investors Dump 53,000 Powerchip Shares Ahead of Ex-Dividend Date, Stock Tumbles Below Quarterly Line - finance.biggo.com

Aug 25, 2026
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Aug 24, 2026

UMC Shares Climb 6% on AI Foundry Investment Defying Market's Semiconductor Downturn - ts2.tech

Aug 24, 2026
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Aug 18, 2026

Philadelphia Semiconductor Index Plunges Nearly 5%; Taiwan Stocks Gap Down, Briefly Tumble Nearly 1,000 Points as 45,000 Level Breaks - finance.biggo.com

Aug 18, 2026
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Aug 18, 2026

US Stocks Fall as Semiconductor Index Bucks Middle East Oil Rally - AsatuNews.co.id

Aug 18, 2026
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Aug 18, 2026

Middle East Tensions Drive Oil Prices Higher; Only Philadelphia Semiconductor Index Closes in the Green Among Four Major U.S. Indices - finance.biggo.com

Aug 18, 2026
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Aug 17, 2026

US-Iran Talks Collapse, Oil Prices Surge; Philadelphia Semiconductor Index Rises Alone as TSMC ADR Gains Over 1% - finance.biggo.com

Aug 17, 2026

United Micro Electronics Adr Stock (UMC) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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United Micro Electronics Adr Stock (UMC) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Liu Chitung
CFO & SVP
Sep 17 '26
Sale
145.00
400,000
58,000,000
2,639,757
Liu Chitung
CFO & SVP
Sep 16 '26
Sale
142.33
1,200,000
170,799,600
3,039,757
Liu Chitung
CFO & SVP
Jul 13 '26
Sale
154.89
1,900,000
294,291,000
3,322,917
HU CHE-JEN
Vice President
Jun 30 '26
Sale
171.30
10,000
1,713,000
3,214,080
$285.82
price down icon 5.35%
$229.33
price down icon 0.76%
STM STM
$45.39
price down icon 2.60%
$73.85
price down icon 0.55%
$1,210.86
price down icon 3.07%
$169.70
price down icon 4.93%
Cap:     |  Volume (24h):