STM vs UMC

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Nov 11, 2026

STM

50.5
AI Score
VS
UMC Wins

UMC

54.6
AI Score

Investment Advisor Scores

STM

51score
Recommendation
HOLD

UMC

55score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric STM UMC Winner
Forward P/E 17.452 14.7929 UMC
PEG Ratio 0.1726 0.7248 STM
Revenue Growth 17.9% 25.6% UMC
Earnings Growth 21.0% 9.8% STM
Tradestie Score 50.5/100 54.6/100 UMC
Profit Margin 3.8% 31.9% UMC
Beta 1.00 1.00 Tie
AI Recommendation HOLD HOLD Tie

Relative Price Performance (Last 90 Days)

STM 1M: -5.8% · 3M: -13.4% UMC 1M: -28.1% · 3M: -17.0%

Current Technical Phase

STM

Neutral
Hold

Mixed signals - no dominant trend phase, RSI 49

RSI (14): 49.1 · Price: $46.71

UMC

Markdown
Sell / avoid

Price below a falling SMA50 (slope -2.8%), weak momentum, RSI 38

RSI (14): 38.4 · Price: $16.09

Fundamentals Snapshot

Metric STM UMC
Market Cap — —
Forward P/E 17.5 17.9
Trailing P/E 78.4 14.2
Revenue (TTM) — —
Revenue Growth 0.2% 0.3%
Gross Margin 0.4% 0.3%
Operating Margin 0.1% 0.3%
EPS 0.57 1.06
Dividend Yield 0.01% 0.03%

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.