4991 TWO Week ended 14 Aug 2026

Weekly Investor Report

GCS Holdings, Inc. · Technology · Semiconductor Equipment & Materials

Latest close 460.0 TWD
-1.1% latest week
Weekly setup

Mixed setup

The weekly trend is not active. Price is -2.7% below the Trend Line and sits at 43.2% of its 52-week range. The latest completed week returned -1.1%, after a 27.8% four-week move. The latest news-sentiment score is 50/100.

Setup score 57 out of 100
Latest Close 460.0 TWD 14 Aug 2026
1W Return -1.1% latest completed week
4W Return 27.8% short-term follow-through
12W Return -43.5% quarterly tape
Trend Breadth 92.3% 48 of 52 weeks active
Volume Ratio 1.7x vs 13-week average
What is working
  • Price is above Fair Value, showing premium demand versus the model.
  • Volume is elevated versus the 13-week average, confirming attention.
  • Next-week expectancy is positive at 55.62% based on similar historical setup states.
What could go wrong
  • The trend backdrop is inactive, so price action has not confirmed a constructive regime.
  • Price is below the Trend Line, which keeps downside pressure in focus.
  • Activity pressure is negative, which weakens the current setup.
  • Activity pressure is weak, so confirmation is not yet broad enough.
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.
01 · Price action

Where price is—and whether the trend supports it

The weekly trend is not active. Price is -2.7% below the Trend Line and sits at 43.2% of its 52-week range. The latest completed week returned -1.1%, after a 27.8% 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 1.7x the 13-week average. Participation is unusually strong and confirms that the move is attracting attention.

26-week volume confirmation

Bar height shows volume; colour shows the weekly price direction
13 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 31 Jul 7 Aug 14 Aug
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 0.4212-week average 0.77

12-week confirmation

Trend active8/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure4/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership10/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.42Current proprietary activity-pressure read.
Buy signals0Accumulation signal count in the latest 12 weeks.
Reversal markers0No reversal markers

No recent accumulation markers. No reversal markers.

03 · Momentum and leadership

Is performance persistent—and is the stock leading?

Performance is 27.8% over four weeks, -43.5% over 12 weeks, and 191.1% over one year. The current trend has remained active for 0 consecutive weeks.

Performance by holding period

1W-1.1%
4W27.8%
12W-43.5%
26W74.9%
52W191.1%
Active trend streak0 weeks
Active weeks in one year48
Trend breadth92.3%

Activity pressure vs relative leadership

Activity pressureRelative leadership
Pressure-0.90Latest activity-pressure read.
Pressure change5.7%Four-week change in activity pressure.
Leadership5.59Latest relative-leadership reading.
RS change160.6%Four-week change in relative leadership.
04 · Fundamentals and valuation

What investors are paying for—and the quality behind it

A published fundamentals and factor snapshot is not available for this company.

Open full factor analysis

No published fundamental snapshot is available for this company.

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.

Insider activity-

No recent insider transactions are stored for this company.

News sentiment50/100

Weighted news tone is neutral across 0 relevant articles.

0 positive · 0 neutral · 0 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 earnings-No event is currently stored.
Options expected move-Nearest-chain priced movement where available.
52-week drawdown-48.6%Distance below the 52-week high.
13-week volatility17.2%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 higher12 of 2614 weeks finished lower.
Best week+31.7%Week of 7 Aug.
Worst week-22.0%Week of 17 Jul.
Latest week-1.1%Week of 14 Aug.

Shape of recent returns

Strong gains10
Modest gains2
Flat weeks0
Modest losses5
Sharp losses9
Recent vol17.2%13-week weekly-return volatility.
Base vol13.4%52-week weekly-return volatility.
Up/down split28/24Count of positive and negative weeks in the 52-week window.
Average skew12.5% / -8.2%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.

WeekCloseReturnTrend LineFair ValuePressureLeadershipVolumeTrend
14 Aug 2026460.0 TWD-1.1%472.9 TWD158.6 TWD-0.905.5933.4MOff
7 Aug 2026465.0 TWD31.7%464.8 TWD155.9 TWD-1.0411.345.9MOff
31 Jul 2026353.0 TWD-15.3%456.9 TWD153.1 TWD-0.94-12.7222.0MOff
24 Jul 2026417.0 TWD15.8%452.8 TWD151.1 TWD-0.872.1536.9MOff
17 Jul 2026360.0 TWD-22.0%445.2 TWD148.6 TWD-0.95-9.2317.4MOn
10 Jul 2026461.5 TWD-20.2%439.1 TWD146.5 TWD-0.769.8724.9MOn
3 Jul 2026578.0 TWD14.0%429.1 TWD143.8 TWD-0.5834.486.6MOn
26 Jun 2026507.0 TWD-10.4%415.4 TWD140.3 TWD-0.2225.733.9MOn
19 Jun 2026566.0 TWD2.2%403.5 TWD137.2 TWD0.3436.6121.5MOn
12 Jun 2026554.0 TWD-15.3%390.0 TWD133.8 TWD0.7243.1627.4MOn
5 Jun 2026654.0 TWD-10.4%376.9 TWD130.5 TWD0.9768.9922.4MOn
29 May 2026730.0 TWD-10.3%361.1 TWD126.5 TWD1.1794.8130.2MOn
22 May 2026814.0 TWD26.8%341.6 TWD122.0 TWD1.23136.645.4MOn
15 May 2026642.0 TWD-0.3%319.1 TWD116.9 TWD1.2498.664.7MOn
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.

Evidence context