STM vs UMC
Comparison between ST Microelectronics (STM, Company) and United Micro Electronics (UMC, Company).
Both STM and UMC are from the Technology sector.
5-Year PerformanceUMC has outperformed STM, delivering a return of +18.3% compared to +3.6%
STM vs UMC - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
STM vs UMC - Historical Returns
Returns include dividend reinvestment.
STM vs UMC - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | STM | UMC |
|---|---|---|
| 2026 | +81.04% | +147.03% |
| 2025 | +8.18% | +27.63% |
| 2024 | -47.83% | -17.24% |
| 2023 | +42.54% | +37.28% |
| 2022 | -28.69% | -40.26% |
| 2021 | +27.60% | +50.62% |
| 2020 | +34.11% | +226.41% |
| 2019 | +98.37% | +57.74% |
| 2018 | -37.25% | -23.54% |
| 2017 | +101.31% | +37.65% |
| 2016 | +78.40% | +0.83% |
| 2015 | -7.82% | -12.78% |
| 2014 | +0.21% | +16.82% |
| 2013 | +12.24% | +2.10% |
| 2012 | +21.80% | -6.57% |
| 2011 | -42.52% | -28.20% |
| 2010 | +15.26% | -18.16% |
| 2009 | +40.08% | +79.63% |
| 2008 | -51.61% | -36.82% |
| 2007 | -21.20% | +0.65% |
| 2006 | -0.53% | +12.28% |
| 2005 | -5.14% | -9.79% |
| 2004 | -28.70% | -11.53% |
| 2003 | +28.80% | +71.20% |
| 2002 | -42.05% | -52.32% |
| 2001 | -21.37% | +27.76% |
| 2000 | -17.21% | -41.07% |
| 1999 | +68.62% | N/A |
STM vs UMC Drawdown Comparison
The maximum drawdown for STM was -94.40%, occurring on Mar 9, 2009. Recovery took 5445 trading sessions.
The maximum drawdown for UMC was -73.00%, occurring on Oct 27, 2008. Recovery took 4992 trading sessions.
The current STM drawdown is -38.17%. The current UMC drawdown is -30.85%.
| Rank | STM | UMC |
|---|---|---|
| #1 | -94.40% Mar 9, 2000 - Oct 28, 2021 | -73.00% Sep 20, 2000 - Jul 27, 2020 |
| #2 | -66.67% Jul 27, 2023 - Apr 30, 2026 | -54.48% Dec 7, 2021 - Jan 20, 2026 |
| #3 | -43.05% Nov 18, 2021 - Mar 30, 2023 | -37.90% Jun 24, 2026 - Jul 29, 2026 |
| #4 | -39.41% Jun 22, 2026 - Jul 29, 2026 | -31.01% Jan 27, 2026 - Apr 20, 2026 |
| #5 | -22.73% Mar 31, 2023 - Jul 27, 2023 | -26.99% Apr 26, 2021 - Aug 4, 2021 |
| #6 | -18.61% Jan 3, 2000 - Jan 20, 2000 | -25.51% Feb 12, 2021 - Apr 26, 2021 |
| #7 | -14.46% Feb 8, 2000 - Mar 9, 2000 | -24.35% Aug 6, 2020 - Sep 28, 2020 |
| #8 | -11.28% Jun 3, 2026 - Jun 22, 2026 | -18.72% Sep 3, 2021 - Dec 7, 2021 |
| #9 | -7.99% Dec 7, 1999 - Dec 16, 1999 | -17.43% Jun 1, 2026 - Jun 15, 2026 |
| #10 | -6.28% Nov 18, 1999 - Nov 26, 1999 | -13.07% Aug 5, 2021 - Sep 1, 2021 |
| #11 | -5.31% May 14, 2026 - May 20, 2026 | -12.61% Dec 7, 2020 - Jan 11, 2021 |
| #12 | -5.23% Jan 25, 2000 - Feb 1, 2000 | -11.88% Jan 22, 2021 - Feb 9, 2021 |
| #13 | -5.14% Nov 11, 1999 - Nov 18, 1999 | -10.62% Oct 22, 2020 - Nov 23, 2020 |
| #14 | -4.22% Nov 8, 2021 - Nov 18, 2021 | -8.60% Oct 9, 2020 - Oct 22, 2020 |
| #15 | -4.16% May 26, 2026 - Jun 2, 2026 | -8.26% Apr 22, 2026 - Apr 29, 2026 |
Correlation
Correlation between STM and UMC is 0.84 which considered as a strong positive correlation - the stocks tend to move together.
Dividend Comparison (2000 - 2026)
STM vs UMC dividend yield comparison.
| Year | STM | UMC |
|---|---|---|
| 2026 | 0.36% | 2.16% |
| 2025 | 1.39% | 6.06% |
| 2024 | 1.32% | 7.14% |
| 2023 | 0.48% | 6.93% |
| 2022 | 0.67% | 7.92% |
| 2021 | 0.45% | 2.44% |
| 2020 | 0.50% | 1.61% |
| 2019 | 0.89% | 3.51% |
| 2018 | 1.73% | 6.59% |
| 2017 | 0.98% | 2.41% |
| 2016 | 2.10% | 3.61% |
| 2015 | 5.11% | 3.15% |
| 2014 | 4.55% | 3.28% |
| 2013 | 4.25% | 2.32% |
| 2012 | 5.87% | 2.93% |
| 2011 | 5.30% | 6.70% |
| 2010 | 1.95% | 1.73% |
| 2009 | 1.65% | 0.00% |
| 2008 | 3.50% | 3.81% |
| 2007 | 1.78% | 1.88% |
| 2006 | 0.49% | 1.38% |
| 2005 | 0.50% | 0.40% |
| 2004 | 0.47% | 19.83% |
| 2003 | 0.22% | 14.14% |
| 2002 | 0.15% | 20.83% |
| 2001 | 0.09% | 7.29% |
| 2000 | 0.05% | 0.00% |
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