How to Buy United Microelectronics Stock

United Microelectronics Corp

United Microelectronics is a semiconductor company located in Taiwan, which is part of the Technology sector, and is traded under the ticker UMC on the NYSE exchange.

United Microelectronics stock last closed at $22.64, up 2.35% from the previous day, and has increased 234.42% in one year. It has overperformed other stocks in the Semiconductors industry by 1.55 percentage points. United Microelectronics stock is currently +234.42% from its 52-week low of $6.77, and -21.82% from its 52-week high of $28.96.

There are currently 12.58B UMC shares outstanding. The market capitalization of UMC is $56.95B. In the past 24 hours, 7.17M UMC shares were traded.

How to Buy United Microelectronics Stock

Not sure how to invest in United Microelectronics stock? Here's how.

  1. Choose where to buy United Microelectronics stock: You need to pick an online brokerage, but don't worry - we've tested dozens of online brokerages and apps to help you determine where to buy United Microelectronics stock.
  2. Open your brokerage account: Sign up for 0% commission trading with the highest-rated brokerage we've selected.
  3. Deposit funds into your investment account: Pick your payment method and add your details.
  4. Research United Microelectronics stock: The United Microelectronics ticker symbol is UMC. Is United Microelectronics stock a good investment? Should you buy shares of UMC? How do UMC's underlying business fundamentals look? Do top analysts think United Microelectronics is a good buy? Why has UMC's stock price moved recently? (Hint: Our stock market analysis tools can help you figure out if UMC is a good stock to buy).
  5. Execute your UMC trade: Decide if you will purchase UMC shares at the current market price or use a limit order to buy UMC stock at a specific price.
  6. Track your investment in UMC: Create a watchlist to monitor your investment in United Microelectronics stock.

Step 1: Choose where to buy United Microelectronics stock

You will need a brokerage account in order to access the NYSE market and buy UMC shares.

A brokerage account enables you to buy and sell a variety of investments, including stocks, bonds, mutual funds, and ETFs.

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Step 2: Open your brokerage account

Now that you've picked the right brokerage, the next step is to fill out some personal details so you are able to invest in UMC today.

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Step 3: Deposit funds into your investment account

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Step 4: Research United Microelectronics stock

After you have figured out the best place to buy United Microelectronics stock, it's absolutely critical to analyze their stock before you buy, so you truly understand the risk and opportunity.

Overview of key UMC info

UMC Price
$22.64
1w %
9%
1y %
234.42%
5y %
86.03%
P/E
22.07x
P/B
4.15x
P/S
7.35x
PEG
2.15x
Revenue
$7.75B
Earnings
$2.54B
Fore. Rev. Growth
N/A
Fore. Earn. Growth
N/A
Market Cap
$56.95B
Next Earnings
Nov 4, 2026
Next Dividend
N/A

UMC Due Diligence Checks

WallStreetZen was designed to help everyday investors do more accurate fundamental analysis.

You can view all of the due diligence checks on UMC's stock page.

What is the fair value of UMC stock?

Analysts use many financial metrics, analyses, models, and charts to gauge UMC's true value.

Using relative valuations methods:

  • UMC may be undervalued based on its P/E ratio of 22.07x, relative to Semiconductors industry P/E ratio of 43.35x
  • UMC may be undervalued based on its P/B ratio of 4.15x, relative to Semiconductors industry P/B ratio of 11.88x
  • UMC may be overvalued based on its PEG ratio of 2.15x

You can do additional valuation research on UMC's stock here.

A look at UMC Cashflows and Balance Sheet

Pros:

  • Total UMC debt is lower than 5 years ago, relative to shareholder equity.
  • UMC profit margin has gone up from 17.4% to 32.8% in the past year.
  • UMC's operating cash flow of $3.39B allows it to safely service it's debt of $1.68B.
  • There are more short-term assets than long-term liabilities on the UMC balance sheet.
  • There are more short-term assets than short-term liabilities on the UMC balance sheet.
  • UMC earnings of $2.80B is not enough to cover its interest payments.

Cons:

  • UMC has a relatively high debt to equity ratio of 0.5.

Is it a good time to buy United Microelectronics stock, according to Wall Street analysts?

Out of 1 Equities analysts who research UMC, the consensus analyst rating on UMC is a Buy

Please note that analyst ratings are not stock recommendations, nor are they financial advice.

You can dig deeper into what analysts are forecasting on the United Microelectronics stock forecast page.

UMC Trading Indicators

SMA10
21
SMA20
19.92
SMA50
20.6
SMA100
19.87
SMA200
14.57
MACD
0.6
MACD Signal
0.15
MACD Histogram
0.45
RSI
64.52
Stochastic %K
94.94
Stochastic %D
93.94
StochRSI %K
90.29
StochRSI %D
94.73

How is UMC performing as a company?

Last year, UMC earnings were $2.54B. Over the past 5 year, UMC's earnings have gone up by 14.07% per year. This was slower than the Semiconductors industry average of 56.66%.

Last year, UMC revenue was $7.75B. In the last five year, UMC's revenue has grown by 3.12% per year. This was slower than the Semiconductors industry average of 41.4%.

Find out more about UMC's earnings and revenue performance here.

Are UMC executives and large shareholders buying or selling the stock?

In the last 12 months, insiders at UMC have sold more shares than they have bought.

Chitung Liu, CFO SVP of UMC, was the latest UMC insider to sell. They sold $294,291,000.00 worth of UMC stock on Jul 13, 2026.

Get more info about who owns UMC stock here.

Does UMC stock generate passive income?

United Microelectronics pays a dividend of 1.82%, compared to the Semiconductors industry's average dividend yield of 1.29%. If you owned $1,000 worth of UMC stock, you would have been paid $18.20 in the past year.

United Microelectronics dividend payments have consistently grown over the past decade but have not remained stable.

Dig into more info about United Microelectronics dividend yield and history here.

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Step 5: Execute your UMC trade

There are two primary types of orders:

  • Market order: A market order is an order to buy or sell a stock at the best price on the market.
    Market orders are generally sufficient.
  • Limit order: A limit order allows you to buy or sell a security at a specific price (or better).
    If you want to make sure you're buying or selling at a specific price, place a limit order.

Hit the Open button and eToro will execute the order.

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Step 6: Track your investment in UMC

Now that you own some UMC shares, you'll want to stay up-to-date on your company.

Create a watchlist to monitor your UMC stock.

UMC Feed

How to Buy Stock in United Microelectronics

To summarize, here are the 6 steps to buy stock in United Microelectronics:

  1. Choose where to buy United Microelectronics stock
  2. Open your brokerage account
  3. Deposit funds into your investment account
  4. Research United Microelectronics stock
  5. Execute your UMC trade
  6. Track your investment in UMC

If you need a place to buy stocks, eToro is our favorite option.

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If you would like to get the latest news on your new investment in United Microelectronics, hit the button below to create your watchlist.

NYSE: UMC
$22.64+0.52 (+2.35%)
Updated Sep 11, 2026
Open eToro Account
Your capital is at risk.
NYSE: UMC
$22.64+0.52 (+2.35%)
Updated Sep 11, 2026
Open eToro Account
Your capital is at risk.

FAQ

How much does it cost to buy one United Microelectronics share?

As of Sep 11, 2026, it costs $22.64 to buy one share of United Microelectronics stock.

Remember, eToro's fractional share buying allows you to buy partial shares of stocks and ETFs. Even if you only have $10, you can buy 0.442 shares of UMC.

Get Started with eToro Today
eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.

Is now a good time to buy United Microelectronics stock?

According to 1 Wall Street analysts who monitor United Microelectronics, their consensus recommendation is to buy United Microelectronics stock.

What is the best way to buy United Microelectronics stock?

One way to place an order for United Microelectronics stock is with a brokerage account.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.