United Microelectronics Corporation (2303.TW) stock analysis

In our weekly check, United Microelectronics Corporation is graded C (A to F). Of 25 checks on debt, profit, cash flow and trend: 15 pass, warnings: 3, red flags: 7.

About United Microelectronics Corporation

United Microelectronics Corporation is a Technology company (Semiconductors) based in Taiwan, listed on TAI as 2303.TW.

What our checks show for 2303.TW

Red flags

• The gross margin fell by 3.2 points, to 30.6%: costs are rising faster than prices.
• Analysts expect the net margin to shrink by 6.2 points from today's 33.3%.
• Revenue fell 3.5% a year over the last 3 years.
• The price swings a lot: 63.7% annual volatility. Expect large ups and downs.
• The stock has fallen as much as 77% from a peak. Would you have held through that?
• Recovering from its deepest fall took about 11.3 years.
• Beta 1.71: the stock usually moves more than the market, both up and down.

Warning signs

• Earnings per share fell 1.9% a year over the last 3 years.
• Net profit fell 2.3% a year over the last 3 years.
• Return on capital (ROCE) is only 8.5%.

Strengths

• Debt is low: 0.12x equity.
• Operating profit covers interest 31.1 times over.
• The net margin rose by 9.2 points over 5 years, to 33.3%.
• Operating cash flow is 1.31x net profit: the profit arrives as real cash.
• Analysts expect earnings per share to grow about 13.1% a year over the next years.
• Analysts expect revenue to grow about 21.8% a year over the next years.

Next earnings report: 2026-10-28

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Questions

What grade does United Microelectronics Corporation (2303.TW) have?

In our weekly check, United Microelectronics Corporation is graded C (A to F). Of 25 checks on debt, profit, cash flow and trend: 15 pass, warnings: 3, red flags: 7. The grade is a risk check, not a buy or sell recommendation.

What are the main risks of 2303.TW stock?

This week's biggest flags for United Microelectronics Corporation: Gross margin falling, Margins expected to shrink, Weak revenue growth. In total 10 of 25 checks show a warning or a red flag.

What does United Microelectronics Corporation do?

United Microelectronics Corporation is a Technology company (Semiconductors) based in Taiwan, listed on TAI as 2303.TW.

When does United Microelectronics Corporation report earnings next?

The next earnings report is expected on 2026-10-28. We re-run the checks every week, so the grade can change after it.

The grade is a risk check, not a price forecast, and not investment advice. In our 10-year test (S&P 500, 2016-2026), stocks we graded A or B fell more than 30% 2-3 times less often than D or F, without a lower average return.

Updated 2026-10-24

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