United Microelectronics (2303.TW) Technical Analysis

As of 2026-07-22, 2303.TW last traded at 139 TWD (+3.35% on the day) and is in a range on the daily timeframe — moving averages not aligned / flat. Nearest levels: 116.5 TWD support below, 155.5 TWD resistance above. 14-day RSI is 35.6 (bearish).

Last updated 2026-07-22 · Source: FMP end-of-day prices (adjusted); indicators computed by SniperIQ

Is 2303.TW in an uptrend or downtrend?

United Microelectronics is in a range — moving averages not aligned / flat.

Last close139 TWD (+3.35%)
20-day average158.6 TWD
50-day average140.77 TWD
200-day average77.38 TWD

Key support and resistance levels for 2303.TW

Derived from swing pivots over the last 200 sessions:

LevelTypeStrengthTouches
155.5 TWDResistanceMinor1
168 TWDResistanceMinor1
185.5 TWDResistanceModerate2
LevelTypeStrengthTouches
116.5 TWDSupportMinor1
70.7 TWDSupportMinor1
58.8 TWDSupportModerate2

2303.TW 52-week range, momentum and volatility

52-week high185.5 TWD (25.1% below)
52-week low40.1 TWD (246.6% above)
14-day RSI35.6 (Bearish)
14-day ATR11.86 TWD (8.53% of price, High volatility)

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Frequently asked questions

Is United Microelectronics (2303.TW) in an uptrend or downtrend?

As of 2026-07-22, 2303.TW is in a range on the daily timeframe — moving averages not aligned / flat. Last close 139 TWD vs 50-day average 140.77 TWD and 200-day average 77.38 TWD.

What are the key support and resistance levels for 2303.TW?

Nearest support is around 116.5 TWD (minor, 1 touch). Nearest resistance is around 155.5 TWD (minor). Levels are derived from swing pivots over the last ~200 sessions.

What is 2303.TW's 52-week high and low?

Over the last 52 weeks, 2303.TW traded between 40.1 TWD and 185.5 TWD. It is currently 25.1% below its 52-week high.

Is 2303.TW overbought or oversold?

The 14-day RSI is 35.6 — in a neutral 30–70 range. Momentum reads as bearish.

How volatile is 2303.TW?

Its 14-day Average True Range is 11.86 (8.53% of price) — high volatility relative to price.