UMC NYSE Week ended 24 Jul 2026

Weekly Investor Report

United Microelectronics · Technology · Semiconductors

Open interactive chart View report data
Latest close 19.48 USD
-8.3% latest week
Weekly setup

Mixed setup

The weekly trend is active. Price is 35.3% above the Trend Line and sits at 58.9% of its 52-week range. The latest completed week returned -8.3%, after a -22.6% four-week move. The latest factor snapshot indicates quality ranks strongly versus its universe; growth is moderate; valuation is inexpensive relative to peers. Options positioning is volatility with 59/100 conviction, while the latest news-sentiment score is 50/100. Near-term considerations: volume confirmation is below normal.

Setup score 55 out of 100
Latest Close 19.48 USD 24 Jul 2026
1W Return -8.3% latest completed week
4W Return -22.6% short-term follow-through
12W Return 49.3% quarterly tape
Trend Breadth 88.5% 46 of 52 weeks active
Volume Ratio 0.8x vs 13-week average
What is working
  • The trend backdrop is active with a 34-week active streak.
  • Price is above the Trend Line, keeping the weekly tape constructive.
  • Price is above Fair Value, showing premium demand versus the model.
  • Activity pressure is positive on the latest completed week.
What could go wrong
  • 2 reversal markers appear in the recent smart-money tape.
  • The share remains more than 20% below its 52-week high.
  • The latest week was a sharp negative move.
  • Recent volatility is running well above the one-year baseline.
What to watch next
  • Trend Line remains the key weekly regime level.
  • Activity pressure is the gauge to monitor for confirmation or fade.
  • A volume ratio above 1.5x would show stronger participation in the next move.
Price follow-through -8.3% Latest completed week; four-week move -22.6%. Indicator stack 94/57 Trend and activity pressure are weighted against the latest 12-week confirmation window. Trend backdrop Active The trend backdrop defines the current weekly regime. Patient Capital Quiet Activity-pressure buy-signal status for institutional accumulation timing. Options pressure Volatility 59/100 conviction; expected move 16.4%. News sentiment 50/100 52 relevant articles in the latest sentiment read. Event risk 29 Jul Latest stored earnings date was 29 Jul 2026.
01 · Price action

Where price is—and whether the trend supports it

The weekly trend is active. Price is 35.3% above the Trend Line and sits at 58.9% of its 52-week range. The latest completed week returned -8.3%, after a -22.6% four-week move.

Study the full chart

52-week price path

Price vs Trend Line and Fair Value
Price Trend Line Fair Value
02 · Volume and demand

Is real participation confirming the move?

Latest weekly volume is 0.8x the 13-week average. Participation is below its recent norm, so price strength is not receiving full volume confirmation.

26-week volume confirmation

Bar height shows volume; colour shows the weekly price direction
30 Jan 6 Feb 13 Feb 20 Feb 27 Feb 6 Mar 13 Mar 20 Mar 27 Mar 3 Apr 10 Apr 17 Apr 24 Apr 1 May 8 May 15 May 22 May 29 May 5 Jun 12 Jun 19 Jun 26 Jun 3 Jul 10 Jul 17 Jul 24 Jul
Up week Down week
Demand beneath price

Activity pressure and institutional-style signals

These indicators assess whether participation is improving beneath the headline price move. They are supporting evidence, not proof of institutional buying.

Activity pressure path

Latest 0.9612-week average 0.82

12-week confirmation

Trend active12/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure12/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership12/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.96Current proprietary activity-pressure read.
Buy signals0Accumulation signal count in the latest 12 weeks.
Reversal markers22 reversal markers

No recent accumulation markers. 2 reversal markers.

03 · Momentum and leadership

Is performance persistent—and is the stock leading?

Performance is -22.6% over four weeks, 49.3% over 12 weeks, and 166.8% over one year. The current trend has remained active for 34 consecutive weeks.

Performance by holding period

1W-8.3%
4W-22.6%
12W49.3%
26W84.8%
52W166.8%
Active trend streak34 weeks
Active weeks in one year46
Trend breadth88.5%

Activity pressure vs relative leadership

Activity pressureRelative leadership
Pressure0.65Latest activity-pressure read.
Pressure change-62.5%Four-week change in activity pressure.
Leadership61.77Latest relative-leadership reading.
RS change-52.9%Four-week change in relative leadership.
04 · Fundamentals and valuation

What investors are paying for—and the quality behind it

The latest factor snapshot indicates quality ranks strongly versus its universe; growth is moderate; valuation is inexpensive relative to peers.

Open full factor analysis
Factor week 26 Jul 2026 Financial statements through 31 Dec 2025 Field coverage 100% Model confidence 96%

Relative factor standing

Higher display scores are better. Each score is converted from the underlying universe rank, where rank 1 is best.

Overall factor strength100/100Blend of value, momentum, and quality. Underlying universe rank 1; rank 1 is best.
Value100/100Relative valuation strength. Underlying universe rank 1; rank 1 is best.
Quality81/100Profitability and accounting quality. Underlying universe rank 20; rank 1 is best.
Momentum98/100Medium-term price momentum. Underlying universe rank 3; rank 1 is best.
Growth31/100Revenue and earnings growth. Underlying universe rank 70; rank 1 is best.
How to read this

Quality and valuation are separate questions

A strong company can still carry a demanding valuation. This report shows profitability, growth, balance-sheet strength, and the price paid for those characteristics separately.

Valuation

How much investors are paying for earnings, sales, and cash flow.

P/E
1.0x
Price divided by trailing earnings.
Price / sales
0.2x
Market value relative to trailing revenue.
EV / EBITDA
0.4x
Enterprise value relative to operating cash earnings.
Free-cash-flow yield
299.6%
Free cash flow as a share of enterprise value.

Business quality

Margins and the return generated on invested capital.

Gross margin
29.6%
Gross profit retained from each unit of revenue.
Operating margin
24.1%
Operating profit retained from revenue.
Free-cash-flow margin
60.8%
Free cash flow generated from revenue.
Return on invested capital
14.4%
Operating return generated on invested capital.

Growth and financial strength

Recent business growth and accounting strength.

Revenue growth
2.2%
Latest one-year revenue growth.
EPS growth
12.5%
Latest one-year earnings-per-share growth.
Free-cash-flow growth
-15.5%
Latest one-year free-cash-flow growth.
Piotroski F-score
5/9
Nine-point accounting-strength checklist.

Shareholder return and balance sheet

Cash returned to owners and financial leverage.

Dividend yield
2.1%
Cash dividends relative to market value.
Buyback yield
0.0%
Net share repurchases relative to market value.
Shareholder yield
2.1%
Dividend yield plus net buyback yield.
Net debt / EBITDA
-0.4x
Balance-sheet debt relative to operating cash earnings.
05 · Ownership, options, and sentiment

What other market participants are doing

Options, insider transactions, market sentiment, and activity-pressure signals can confirm or challenge the price story. None should be used alone.

Options positioningVolatility

UMC shows volatility options pressure with a 59/100 conviction score, put-call volume ratio of 0.32, expected move of 16.4%, and Sharemaestro trend signal active.

Conviction59/100
Expected move16.4%
Put/call volume0.32
Pressure59
Speculation41
Volatility96
Trend agreement60
Open options detail
Insider activity-

No recent insider transactions are stored for this company.

News sentiment50/100

Weighted news tone is neutral across 52 relevant articles.

17 positive · 21 neutral · 14 negative
Patient CapitalQuiet

Activity-pressure buy-signal evidence highlights potential institutional accumulation windows.

No recent buy signal
06 · Catalysts and risk

What can move the shares—and how volatile the path has been

Event timing, options-implied movement, drawdown, and weekly return distribution frame the risk around the current setup.

Next earnings29 JulLatest stored earnings date was 29 Jul 2026.
Options expected move16.4%Nearest-chain priced movement where available.
52-week drawdown-31.6%Distance below the 52-week high.
13-week volatility10.6%Standard deviation of weekly returns.

Weekly gains and losses

Latest 26 completed weeks

Each bar is one week. Gains rise above the zero line; losses fall below it. Taller bars mean a larger weekly move.

Weeks higher14 of 2612 weeks finished lower.
Best week+21.7%Week of 29 May.
Worst week-12.7%Week of 17 Jul.
Latest week-8.3%Week of 24 Jul.

Shape of recent returns

Strong gains11
Modest gains3
Flat weeks0
Modest losses7
Sharp losses5
Recent vol10.6%13-week weekly-return volatility.
Base vol7.3%52-week weekly-return volatility.
Up/down split28/24Count of positive and negative weeks in the 52-week window.
Average skew7.3% / -3.8%Average positive week versus average negative week.
07 · Sector and peer context

Is this stock leading—or simply moving with its group?

Sector and industry breadth distinguish company-specific strength from a broad group move.

08 · Evidence and weekly data

The underlying research record

Every top-level statement above should be traceable to a stored market, fundamental, event, or positioning observation.

Weekly tape61/100

Trend, activity pressure, participation, and risk combine to a 61/100 tape read.

 Indicator analysis87/100

Latest 12-week confirmation: trend 12/12, activity pressure 12/12, relative leadership 12/12.

Activity pressure 0.96; 2 reversal markers Factors94/100

O'Shaughnessy factor stack blends value, quality, momentum, and confidence.

Cornerstone Growth rank 2; Buyback Yield rank 68 Patient CapitalQuiet

Activity-pressure buy-signal evidence highlights potential institutional accumulation windows.

No recent buy signal Options54/100

UMC shows volatility options pressure with a 59/100 conviction score, put-call volume ratio of 0.32, expected move of 16.4%, and Sharemaestro trend signal active.

Volatility · Volatility expansion watch · Expected move 16.4% Sentiment50/100

Weighted news tone is neutral across 52 relevant articles.

Is United Microelectronics Corp (UMC) Overvalued After 10.7% Ral Insiders50/100

No recent insider transaction evidence is stored.

 Earnings29 Jul

Latest stored earnings date was 29 Jul 2026.

 Research flow5 items

2 recent research articles and 3 Market Watch posts are available.
WeekCloseReturnTrend LineFair ValuePressureLeadershipVolumeTrend
24 Jul 202619.48 USD-8.3%14.40 USD8.44 USD0.6561.7765.7MOn
17 Jul 202621.25 USD-12.7%14.02 USD8.35 USD1.2278.5592.2MOn
10 Jul 202624.34 USD0.8%13.58 USD8.26 USD1.46105.4473.6MOn
3 Jul 202624.14 USD-4.1%13.03 USD8.15 USD1.60111.7267.1MOn
26 Jun 202625.16 USD6.2%12.49 USD8.04 USD1.73131.21116.9MOn
19 Jun 202623.69 USD11.3%11.90 USD7.92 USD1.78118.6572.9MOn
12 Jun 202621.28 USD9.8%11.35 USD7.81 USD1.90103.2397.8MOn
5 Jun 202619.38 USD-12.6%10.88 USD7.73 USD1.9890.2392.7MOn
29 May 202622.18 USD21.7%10.48 USD7.65 USD2.04116.5584.9MOn
22 May 202618.22 USD5.9%10.00 USD7.55 USD1.7984.9476.0MOn
15 May 202617.20 USD11.5%9.65 USD7.48 USD1.4879.1378.7MOn
8 May 202615.42 USD18.2%9.32 USD7.41 USD1.0663.5193.5MOn
1 May 202613.05 USD6.3%9.05 USD7.35 USD0.5043.4374.4MOn
24 Apr 202612.28 USD5.3%8.85 USD7.31 USD0.0137.4467.5MOn
How to use this report

This is a completed-week research summary. It explains the available evidence and its conflicts; it does not predict a guaranteed outcome or replace your own risk assessment. Fundamental figures may refer to an earlier financial reporting period, which is shown above.