5483 TWO Week ended 14 Aug 2026

Weekly Investor Report

Sino-American Silicon Products Inc. · Technology · Semiconductor Equipment & Materials

Open interactive chart View report data
Latest close 188.0 TWD
11.6% latest week
Weekly setup

Mixed setup

The weekly trend is active. Price is 28.7% above the Trend Line and sits at 51.2% of its 52-week range. The latest completed week returned 11.6%, after a -19.3% four-week move. The latest news-sentiment score is 50/100.

Setup score 50 out of 100
Latest Close 188.0 TWD 14 Aug 2026
1W Return 11.6% latest completed week
4W Return -19.3% short-term follow-through
12W Return 28.8% quarterly tape
Trend Breadth 69.2% 36 of 52 weeks active
Volume Ratio 1.2x vs 13-week average
What is working
  • The trend backdrop is active with a 29-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
  • The share remains more than 20% below its 52-week high.
  • 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 11.6% Latest completed week; four-week move -19.3%. Indicator stack 83/54 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. News sentiment 50/100 0 relevant articles in the latest sentiment read.
01 · Price action

Where price is—and whether the trend supports it

The weekly trend is active. Price is 28.7% above the Trend Line and sits at 51.2% of its 52-week range. The latest completed week returned 11.6%, after a -19.3% 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 1.2x the 13-week average. Participation is around or above normal and provides reasonable confirmation.

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 0.8412-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 leadership6/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.84Current 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 -19.3% over four weeks, 28.8% over 12 weeks, and 90.6% over one year. The current trend has remained active for 29 consecutive weeks.

Performance by holding period

1W11.6%
4W-19.3%
12W28.8%
26W63.1%
52W90.6%
Active trend streak29 weeks
Active weeks in one year36
Trend breadth69.2%

Activity pressure vs relative leadership

Activity pressureRelative leadership
Pressure0.54Latest activity-pressure read.
Pressure change-69.9%Four-week change in activity pressure.
Leadership6.74Latest relative-leadership reading.
RS change-83.6%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-32.0%Distance below the 52-week high.
13-week volatility13.6%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 higher15 of 2610 weeks finished lower.
Best week+28.4%Week of 3 Jul.
Worst week-22.9%Week of 31 Jul.
Latest week+11.6%Week of 14 Aug.

Shape of recent returns

Strong gains13
Modest gains2
Flat weeks1
Modest losses2
Sharp losses8
Recent vol13.6%13-week weekly-return volatility.
Base vol8.9%52-week weekly-return volatility.
Up/down split27/20Count of positive and negative weeks in the 52-week window.
Average skew8.2% / -6.9%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 tape56/100

Trend, activity pressure, participation, and risk combine to a 56/100 tape read.

 Indicator analysis79/100

Latest 12-week confirmation: trend 12/12, activity pressure 12/12, relative leadership 6/12.

Activity pressure 0.84; No reversal markers Factors50/100

No published factor snapshot is available yet.

 Patient CapitalQuiet

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

No recent buy signal Sentiment50/100

Weighted news tone is neutral across 0 relevant articles.

 Insiders50/100

No recent insider transaction evidence is stored.

 Earnings50/100

No stored earnings event is currently attached to this ticker.
WeekCloseReturnTrend LineFair ValuePressureLeadershipVolumeTrend
14 Aug 2026188.0 TWD11.6%146.0 TWD142.4 TWD0.546.74163.3MOn
7 Aug 2026168.5 TWD7.3%143.5 TWD142.1 TWD1.01-0.91160.1MOn
31 Jul 2026157.0 TWD-22.9%141.5 TWD142.0 TWD1.49-5.52183.4MOn
24 Jul 2026203.5 TWD-12.7%139.6 TWD142.0 TWD1.9420.44163.6MOn
17 Jul 2026233.0 TWD11.9%136.2 TWD141.7 TWD1.7941.14244.4MOn
10 Jul 2026208.3 TWD0.0%131.8 TWD141.1 TWD1.7819.53149.9MOn
3 Jul 2026208.3 TWD28.4%128.2 TWD140.7 TWD1.6016.20198.9MOn
26 Jun 2026162.2 TWD-9.4%124.7 TWD140.2 TWD1.40-4.7775.9MOn
19 Jun 2026179.1 TWD13.8%122.5 TWD140.1 TWD1.670.71138.2MOn
12 Jun 2026157.3 TWD4.3%119.9 TWD139.8 TWD1.52-7.0463.6MOn
5 Jun 2026150.9 TWD-11.3%118.4 TWD139.6 TWD1.63-12.9084.2MOn
29 May 2026170.2 TWD16.6%117.5 TWD139.5 TWD1.79-1.85145.2MOn
22 May 2026145.9 TWD5.0%116.1 TWD139.3 TWD1.72-11.4247.5MOn
15 May 2026139.0 TWD-5.7%115.2 TWD139.2 TWD1.74-14.13112.2MOn
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