United Microelectronics (UMC) stock chart and technical analysis

Indicator summary: Bullish (4 bullish, 0 bearish, 1 neutral). As of 2026-09-18, the close was $24.62: 20.5% above the 50-day average and 66.3% above the 200-day average, which is rising. RSI (14) is 70, in its neutral range. MACD is bullish. The stock sits 82% of the way up its 52-week range of $6.78 to $28.49, on 2.7x its 20-day average volume.

Indicator	Reading	Read
50-day average	$20.42	Price 20.5% above
200-day average	$14.81	Price 66.3% above, average rising
50 vs 200-day	50 above 200	Golden-cross alignment
RSI (14)	70	Neutral range
MACD (12, 26, 9)	+1.03 vs +0.60	Line above signal
52-week range	$6.78 to $28.49	82% of the way up the range
Volume vs 20-day average	2.7x	Heavy

What followed this setup for UMC

When it closed above its 200-day average (3,418 days), it was higher 63 trading days later 50% of the time, median +0.1%.
When it closed above its 50-day average (3,404 days), it was higher 63 trading days later 52% of the time, median +1.1%.
When it had MACD above its signal line (3,230 days), it was higher 63 trading days later 52% of the time, median +1.0%.
All days since 2000 (6,475 days): higher 63 trading days later 53% of the time, median +1.6%.

Base rates use UMC's own daily history since 2000; they describe the past, not a forecast.

ŷRobot chart signal: Hold, from the chart signal model.

UMC analysis: AI score, fair value and forecast · Is it a bull or a bear market today? · All covered stocks

ŷRobot analysis is AI-generated and quality-gated; nothing here is investment advice.