United Microelectronics (UMC) Tax Rate (2010 - 2026)
United Microelectronics (UMC) posted Tax Rate of 3.17% for Q1 2026, down 104.2% on a QoQ basis from 75.42% in Q4 2025, and up 1399.0% year-over-year from 0.21% in Q1 2025.
United Microelectronics (UMC) has 17 years of Tax Rate data on file, last reported at 3.17% in Q1 2026.
- In Q1 2026, Tax Rate rose 1399.0% year-over-year to 3.17%; the TTM figure through Mar 2026 stood at 16.16% (down 83.0% YoY), while the FY2025 annual figure was 16.44%, up 176.0% from the prior year.
- Tax Rate retreated to 3.17% in Q1 2026, from 75.42% in the prior quarter.
- Across five years, Tax Rate topped out at 136.07% in Q4 2024 and bottomed at 18.01% in Q1 2024.
- A 5-year average of 17.18% and a median of 14.0% in 2023 frame the typical range for Tax Rate.
- Annual changes were most pronounced in 2022 — Tax Rate soared 12564 bps — and 2025, when it tumbled 6064 bps.
- Year by year, Tax Rate stood at 114.06% in 2022, then rose by 17 bps to 133.96% in 2023, then increased by 2 bps to 136.07% in 2024, then sank by 45 bps to 75.42% in 2025, then plunged by 104 bps to 3.17% in 2026.
- The last three Tax Rate figures came in at 3.17% (Q1 2026), 75.42% (Q4 2025), and 2.05% (Q3 2025), per Business Quant data.
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | Nvidia | 5,127.75 Bn | 5,084.27 Bn | 61.16 Bn | 16.59 |
| 2 | Broadcom | 2,118.14 Bn | 2,103.96 Bn | 13.16 Bn | 10.32 |
| 3 | Micron Technology | 1,093.35 Bn | 1,078.76 Bn | 17.76 Bn | 14.67 |
| 4 | Advanced Micro Devices | 841.76 Bn | 829.41 Bn | 5.42 Bn | 14.84 |
| 5 | Intel | 582.92 Bn | 563.72 Bn | 5.35 Bn | -8.49 |
| 6 | Texas Instruments | 277.86 Bn | 272.76 Bn | 2.80 Bn | 9.86 |
| 7 | Qualcomm | 267.59 Bn | 257.79 Bn | 4.16 Bn | -230.20 |
| 8 | Analog Devices | 202.06 Bn | 198.62 Bn | 2.44 Bn | 11.21 |
| 9 | Marvell Technology | 176.51 Bn | 176.43 Bn | 1.15 Bn | -3.80 |
| 10 | United Microelectronics | 905.43 | -3.47 Bn | 563.87 Mn | -3.17 |
Historic Data
Download Data| Date | Value |
|---|---|
| Mar 31, 2026 | -3.17 |
| Mar 31, 2026 | -3.17 |
| Dec 31, 2025 | 75.42 |
| Dec 31, 2025 | 75.42 |
| Sep 30, 2025 | 2.05 |
| Sep 30, 2025 | 2.05 |
| Jun 30, 2025 | -12.86 |
| Jun 30, 2025 | -12.86 |
| Mar 31, 2025 | -17.15 |
| Mar 31, 2025 | -17.15 |
| Dec 31, 2024 | 136.07 |
| Dec 31, 2024 | 136.07 |
| Sep 30, 2024 | -12.81 |
| Sep 30, 2024 | -12.81 |
| Jun 30, 2024 | -16.11 |
| Jun 30, 2024 | -16.11 |
| Mar 31, 2024 | -18.01 |
| Mar 31, 2024 | -18.01 |
| Dec 31, 2023 | 133.96 |
| Dec 31, 2023 | 133.96 |
| Sep 30, 2023 | -14.39 |
| Sep 30, 2023 | -14.39 |
| Jun 30, 2023 | -14.00 |
| Jun 30, 2023 | -14.00 |
| Mar 31, 2023 | -14.34 |
| Mar 31, 2023 | -14.34 |
| Dec 31, 2022 | 114.06 |
| Dec 31, 2022 | 114.06 |
| Sep 30, 2022 | -15.47 |
| Sep 30, 2022 | -15.47 |
| Jun 30, 2022 | -15.98 |
| Jun 30, 2022 | -15.98 |
| Mar 31, 2022 | -15.15 |
| Mar 31, 2022 | -15.15 |
| Dec 31, 2021 | -11.58 |
| Dec 31, 2021 | -11.58 |
| Sep 30, 2021 | -10.80 |
| Sep 30, 2021 | -10.80 |
| Jun 30, 2021 | -10.06 |
| Jun 30, 2021 | -10.06 |
| Mar 31, 2021 | -9.96 |
| Mar 31, 2021 | -9.96 |
| Dec 31, 2020 | -3.06 |
| Dec 31, 2020 | -3.06 |
| Sep 30, 2020 | -2.14 |
| Sep 30, 2020 | -2.14 |
| Jun 30, 2020 | -9.20 |
| Jun 30, 2020 | -9.20 |
| Mar 31, 2020 | 49.69 |
| Mar 31, 2020 | 49.69 |
| Dec 31, 2019 | 6.44 |
| Dec 31, 2019 | 6.44 |
| Sep 30, 2019 | -1.97 |
| Sep 30, 2019 | -1.97 |
| Jun 30, 2019 | -17.62 |
| Jun 30, 2019 | -17.62 |
| Mar 31, 2019 | -126.45 |
| Mar 31, 2019 | -126.45 |
| Dec 31, 2018 | 75.45 |
| Dec 31, 2018 | 75.45 |
| Sep 30, 2018 | -76.24 |
| Sep 30, 2018 | -76.24 |
| Jun 30, 2018 | 15.86 |
| Jun 30, 2018 | 15.86 |
| Mar 31, 2018 | 63.18 |
| Mar 31, 2018 | 63.18 |
| Dec 31, 2017 | 98.81 |
| Dec 31, 2017 | 98.81 |
| Sep 30, 2017 | -14.01 |
| Sep 30, 2017 | -14.01 |
| Jun 30, 2017 | -30.18 |
| Jun 30, 2017 | -30.18 |
| Mar 31, 2017 | 40.24 |
| Mar 31, 2017 | 40.24 |
| Dec 31, 2016 | 97.61 |
| Dec 31, 2016 | 97.61 |
| Sep 30, 2016 | -9.97 |
| Sep 30, 2016 | -9.97 |
| Jun 30, 2016 | -12.26 |
| Jun 30, 2016 | -12.26 |
| Mar 31, 2016 | 163.15 |
| Mar 31, 2016 | 163.15 |
| Dec 31, 2015 | 79.79 |
| Dec 31, 2015 | 79.79 |
| Sep 30, 2015 | -6.05 |
| Sep 30, 2015 | -6.05 |
| Jun 30, 2015 | -12.26 |
| Jun 30, 2015 | -12.26 |
| Mar 31, 2015 | -10.14 |
| Mar 31, 2015 | -10.14 |
| Dec 31, 2014 | -16.96 |
| Dec 31, 2014 | -16.96 |
| Sep 30, 2014 | -13.80 |
| Sep 30, 2014 | -13.80 |
| Jun 30, 2014 | -13.71 |
| Jun 30, 2014 | -13.71 |
| Mar 31, 2014 | -14.00 |
| Mar 31, 2014 | -14.00 |
| Dec 31, 2013 | -45.72 |
| Dec 31, 2013 | -45.72 |
| Sep 30, 2013 | -14.93 |
| Sep 30, 2013 | -14.93 |
| Jun 30, 2013 | -2.36 |
| Jun 30, 2013 | -2.36 |
| Mar 31, 2013 | -14.97 |
| Mar 31, 2013 | -14.97 |
| Dec 31, 2012 | -23.47 |
| Dec 31, 2012 | -23.47 |
| Sep 30, 2012 | -76.07 |
| Sep 30, 2012 | -76.07 |
| Jun 30, 2012 | -17.16 |
| Jun 30, 2012 | -17.16 |
| Mar 31, 2012 | -16.23 |
| Mar 31, 2012 | -16.23 |
| Dec 31, 2011 | -16.75 |
| Dec 31, 2011 | -16.75 |
| Sep 30, 2011 | -5.19 |
| Sep 30, 2011 | -5.19 |
| Jun 30, 2011 | -11.53 |
| Jun 30, 2011 | -11.53 |
| Mar 31, 2011 | -9.18 |
| Mar 31, 2011 | -9.18 |
| Dec 31, 2010 | -9.34 |
| Dec 31, 2010 | -9.34 |
| Sep 30, 2010 | -4.75 |
| Sep 30, 2010 | -4.75 |
| Jun 30, 2010 | -6.56 |
| Jun 30, 2010 | -6.56 |
| Mar 31, 2010 | -4.04 |
| Mar 31, 2010 | -4.04 |