UMC vs STM

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Nov 13, 2026

UMC

54.6
AI Score
VS
UMC Wins

STM

45.6
AI Score

Investment Advisor Scores

UMC

55score
Recommendation
HOLD

STM

46score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric UMC STM Winner
Forward P/E 14.9701 17.5439 UMC
PEG Ratio 0.7336 0.1732 STM
Revenue Growth 25.6% 17.9% UMC
Earnings Growth 9.8% 21.0% STM
Tradestie Score 54.6/100 45.6/100 UMC
Profit Margin 31.9% 3.8% UMC
Beta 1.00 1.00 Tie
AI Recommendation HOLD HOLD Tie

Relative Price Performance (Last 90 Days)

UMC 1M: -26.4% · 3M: -17.7% STM 1M: -0.9% · 3M: -14.4%

Current Technical Phase

UMC

Markdown
Sell / avoid

Price below a falling SMA50 (slope -3.3%), weak momentum, RSI 37

RSI (14): 37.1 · Price: $15.76

STM

Neutral
Hold

Mixed signals - no dominant trend phase, RSI 49

RSI (14): 48.6 · Price: $46.46

Fundamentals Snapshot

Metric UMC STM
Market Cap — —
Forward P/E 17.5 17.7
Trailing P/E 15.2 81.2
Revenue (TTM) — —
Revenue Growth 0.3% 0.2%
Gross Margin 0.3% 0.4%
Operating Margin 0.2% 0.1%
EPS 1.06 0.57
Dividend Yield 0.02% 0.01%

Frequently Asked Questions

Based on our detailed analysis, UMC is currently the stronger investment candidate based on our comprehensive scoring model.

We analyze revenue and earnings growth rates in the "Growth" section above. Generally, the company with higher year-over-year revenue and EPS growth is fostering better expansion. Check the table above for the specific growth percentages.

Valuation is determined by metrics like the P/E Ratio and PEG Ratio. A lower P/E typically suggests a stock is cheaper relative to its earnings. Refer to the "Valuation" section in our comparison table to see which stock currently trades at a more attractive multiple.