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United Microelectronics Corporation UMC

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14.09 USD +0.74 (+5.55%)

Nov 6, 2026, 9:39 AM EST

14.00 Day range 14.41
6.97 52-week range 28.96
YTD
+79.20%
1 year
+92.68%

Financial health

Altman Z-Score

4.89 Safe zone

Bankruptcy-risk model: below 1.81 distress, above 2.99 safe.

Piotroski F-Score

7 / 9 Strong

Nine pass/fail tests of profitability, leverage and efficiency.

Rating

A-4 / 5 overall

  • DCF 3
  • Return on Equity 4
  • Return on Assets 5
  • Debt / Equity 3
  • P/E 3
  • P/B 3

Valuation

P/E 14.7×
FY 2016: 15.9×FY 2017: 17.5×FY 2018: 18.8×FY 2019: 22.5×FY 2020: 19.5×FY 2021: 14.1×FY 2022: 5.6×FY 2023: 10.7×FY 2024: 11.2×FY 2025: 14.7×
FY 2016 5y median 11.2× FY 2025
P/S 2.6×
FY 2016: 0.9×FY 2017: 1.1×FY 2018: 0.9×FY 2019: 1.3×FY 2020: 3.2×FY 2021: 3.7×FY 2022: 1.8×FY 2023: 2.9×FY 2024: 2.3×FY 2025: 2.6×
FY 2016 5y median 2.6× FY 2025
P/B 1.6×
FY 2016: 0.6×FY 2017: 0.8×FY 2018: 0.7×FY 2019: 0.9×FY 2020: 2.4×FY 2021: 3.0×FY 2022: 1.5×FY 2023: 1.9×FY 2024: 1.5×FY 2025: 1.6×
FY 2016 5y median 1.6× FY 2025
P/FCF 11.7×
FY 2016: -2.9×FY 2017: 24.5×FY 2018: 4.6×FY 2019: 5.2×FY 2020: 15.2×FY 2021: 19.6×FY 2022: 7.8×FY 2023: -81.6×FY 2024: 212×FY 2025: 11.7×
FY 2016 5y median 11.7× FY 2025
EV/EBITDA 5.2×
FY 2016: 2.7×FY 2017: 2.7×FY 2018: 2.4×FY 2019: 2.8×FY 2020: 7.4×FY 2021: 6.6×FY 2022: 2.4×FY 2023: 5.5×FY 2024: 5.1×FY 2025: 5.2×
FY 2016 5y median 5.2× FY 2025
EV/Sales 2.4×
FY 2016: 1.1×FY 2017: 1.1×FY 2018: 0.9×FY 2019: 1.1×FY 2020: 3.1×FY 2021: 3.3×FY 2022: 1.3×FY 2023: 2.6×FY 2024: 2.2×FY 2025: 2.4×
FY 2016 5y median 2.4× FY 2025
FCF Yield 8.5%
FY 2016: -34.1%FY 2017: 4.1%FY 2018: 21.9%FY 2019: 19.1%FY 2020: 6.6%FY 2021: 5.1%FY 2022: 12.8%FY 2023: -1.2%FY 2024: 0.5%FY 2025: 8.5%
FY 2016 5y median 5.1% FY 2025

Profitability

Gross Margin 29.0%
FY 2016: 20.5%FY 2017: 18.1%FY 2018: 15.1%FY 2019: 14.4%FY 2020: 22.1%FY 2021: 33.8%FY 2022: 45.1%FY 2023: 34.9%FY 2024: 32.6%FY 2025: 29.0%
FY 2016 5y median 33.8% FY 2025
Operating Margin 18.4%
FY 2016: 4.2%FY 2017: 4.4%FY 2018: 3.8%FY 2019: 3.3%FY 2020: 12.4%FY 2021: 24.3%FY 2022: 37.4%FY 2023: 26.0%FY 2024: 22.2%FY 2025: 18.4%
FY 2016 5y median 24.3% FY 2025
Net Margin 17.0%
FY 2016: 5.8%FY 2017: 6.4%FY 2018: 5.1%FY 2019: 5.5%FY 2020: 12.9%FY 2021: 24.1%FY 2022: 32.1%FY 2023: 26.8%FY 2024: 20.3%FY 2025: 17.0%
FY 2016 5y median 24.1% FY 2025
ROE 10.6%
FY 2016: 4.1%FY 2017: 4.6%FY 2018: 3.7%FY 2019: 4.0%FY 2020: 9.7%FY 2021: 19.4%FY 2022: 27.7%FY 2023: 17.4%FY 2024: 12.9%FY 2025: 10.6%
FY 2016 5y median 17.4% FY 2025
ROIC 7.3%
FY 2016: 1.6%FY 2017: 1.7%FY 2018: 1.7%FY 2019: 1.5%FY 2020: 6.0%FY 2021: 12.9%FY 2022: 20.8%FY 2023: 11.0%FY 2024: 8.8%FY 2025: 7.3%
FY 2016 5y median 11.0% FY 2025
ROA 7.0%
FY 2016: 2.2%FY 2017: 2.5%FY 2018: 2.1%FY 2019: 2.2%FY 2020: 6.1%FY 2021: 11.4%FY 2022: 17.1%FY 2023: 10.9%FY 2024: 8.4%FY 2025: 7.0%
FY 2016 5y median 10.9% FY 2025

Growth (YoY)

Revenue 2.3%
FY 2016: 2.1%FY 2017: 1.0%FY 2018: 1.3%FY 2019: -2.0%FY 2020: 19.3%FY 2021: 20.5%FY 2022: 30.8%FY 2023: -20.2%FY 2024: 4.4%FY 2025: 2.3%
FY 2016 FY 2025
Operating Income -15.4%
FY 2016: -42.8%FY 2017: 6.1%FY 2018: -13.5%FY 2019: -14.0%FY 2020: 349.1%FY 2021: 135.7%FY 2022: 101.8%FY 2023: -44.5%FY 2024: -10.8%FY 2025: -15.4%
FY 2016 FY 2025
EPS (diluted) -10.7%
FY 2016: -34.3%FY 2017: 10.4%FY 2018: -18.9%FY 2019: 8.3%FY 2020: 261.5%FY 2021: 90.6%FY 2022: 53.3%FY 2023: -29.7%FY 2024: -22.6%FY 2025: -10.7%
FY 2016 FY 2025
Free Cash Flow 1960.2%
FY 2016: -2911.4%FY 2017: 114.9%FY 2018: 338.7%FY 2019: 17.8%FY 2020: 4.0%FY 2021: 8.0%FY 2022: 55.9%FY 2023: -112.7%FY 2024: 131.7%FY 2025: 1960.2%
FY 2016 FY 2025

Financial Health

Current Ratio 2.3×
FY 2016: 1.5×FY 2017: 1.6×FY 2018: 2.8×FY 2019: 2.1×FY 2020: 2.1×FY 2021: 2.2×FY 2022: 2.2×FY 2023: 2.2×FY 2024: 2.5×FY 2025: 2.3×
FY 2016 5y median 2.2× FY 2025
Quick Ratio 1.9×
FY 2016: 1.3×FY 2017: 1.4×FY 2018: 2.5×FY 2019: 1.8×FY 2020: 1.8×FY 2021: 1.9×FY 2022: 2.0×FY 2023: 1.8×FY 2024: 2.0×FY 2025: 1.9×
FY 2016 5y median 1.9× FY 2025
Debt / Equity 0.2×
FY 2016: 0.4×FY 2017: 0.4×FY 2018: 0.4×FY 2019: 0.3×FY 2020: 0.3×FY 2021: 0.2×FY 2022: 0.1×FY 2023: 0.2×FY 2024: 0.2×FY 2025: 0.2×
FY 2016 5y median 0.2× FY 2025
Net Debt / EBITDA -0.5×
FY 2016: 0.4×FY 2017: -0.0×FY 2018: -0.1×FY 2019: -0.5×FY 2020: -0.3×FY 2021: -0.8×FY 2022: -0.8×FY 2023: -0.6×FY 2024: -0.3×FY 2025: -0.5×
FY 2016 5y median -0.6× FY 2025
Interest Coverage 28.6×
FY 2016: 5.0×FY 2017: 2.7×FY 2018: 2.1×FY 2019: 1.7×FY 2020: 10.9×FY 2021: 27.7×FY 2022: 58.4×FY 2023: 39.3×FY 2024: 30.7×FY 2025: 28.6×
FY 2016 5y median 30.7× FY 2025

Dividends

Dividend Yield 5.9%
FY 2016: 5.0%FY 2017: 3.6%FY 2018: 6.1%FY 2019: 3.7%FY 2020: 1.7%FY 2021: 2.5%FY 2022: 7.6%FY 2023: 6.9%FY 2024: 7.0%FY 2025: 5.9%
FY 2016 5y median 6.9% FY 2025
Payout Ratio 89.1%
FY 2016: 80.1%FY 2017: 63.4%FY 2018: 111.5%FY 2019: 84.7%FY 2020: 42.7%FY 2021: 38.8%FY 2022: 41.8%FY 2023: 75.4%FY 2024: 79.6%FY 2025: 89.1%
FY 2016 5y median 75.4% FY 2025

Annual · latest fiscal year ends 2025-12-31