- The trend backdrop is active with a 21-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 constructive, supporting the smart-money activity read.
8070
TAI
Week ended 14 Aug 2026
Weekly Investor Report
Chang Wah Electromaterials Inc. · Technology · Electronics & Computer Distribution
Latest close
49.65 TWD
4.9%
latest week
Weekly setup
Constructive, but selective
The weekly trend is active. Price is 5.5% above the Trend Line and sits at 48.7% of its 52-week range. The latest completed week returned 4.9%, after a 3.2% four-week move. Near-term considerations: volume confirmation is below normal.
Setup score
42
out of 100
Latest Close
49.65 TWD
14 Aug 2026
1W Return
4.9%
latest completed week
4W Return
3.2%
short-term follow-through
12W Return
14.7%
quarterly tape
Trend Breadth
82.7%
43 of 52 weeks active
Volume Ratio
0.3x
vs 13-week average
- Activity pressure is negative, which weakens the current setup.
- The share remains more than 20% below its 52-week high.
- Recent volatility is running well above the one-year baseline.
- 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
4.9%
Latest completed week; four-week move 3.2%.
Indicator stack
90/24
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.
01 · Price action
Study the full chart
Where price is—and whether the trend supports it
The weekly trend is active. Price is 5.5% above the Trend Line and sits at 48.7% of its 52-week range. The latest completed week returned 4.9%, after a 3.2% four-week move.
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 0.3x 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
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 0.6612-week average 0.80
12-week confirmation
Trend active12/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure9/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership0/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.66Current 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 3.2% over four weeks, 14.7% over 12 weeks, and 30.2% over one year. The current trend has remained active for 21 consecutive weeks.
Performance by holding period
Active trend streak21 weeks
Active weeks in one year43
Trend breadth82.7%
Activity pressure vs relative leadership
Activity pressureRelative leadership
Pressure-0.61Latest activity-pressure read.
Pressure change-192.1%Four-week change in activity pressure.
Leadership-19.63Latest relative-leadership reading.
RS change-3.6%Four-week change in relative leadership.
04 · Fundamentals and valuation
Open full factor analysis
What investors are paying for—and the quality behind it
A published fundamentals and factor snapshot is not available for this company.
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 sentiment-
No current sentiment snapshot is stored.
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-22.0%Distance below the 52-week high.
13-week volatility8.4%Standard deviation of weekly returns.
Weekly gains and losses
Latest 26 completed weeksEach bar is one week. Gains rise above the zero line; losses fall below it. Taller bars mean a larger weekly move.
13 Feb
20 Mar
17 Apr
15 May
12 Jun
10 Jul
14 Aug
Weeks higher12 of 2614 weeks finished lower.
Best week+19.4%Week of 5 Jun.
Worst week-8.7%Week of 17 Jul.
Latest week+4.9%Week of 14 Aug.
Shape of recent returns
Strong gains6
Modest gains6
Flat weeks0
Modest losses8
Sharp losses6
Recent vol8.4%13-week weekly-return volatility.
Base vol6.1%52-week weekly-return volatility.
Up/down split26/26Count of positive and negative weeks in the 52-week window.
Average skew5.2% / -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.
SectorTW Technology
4-week rank- / 100
Group average12.8%
Trend breadth79.0%
Trend79.0%active weekly trend signals
MD27.0%positive activity pressure
RS64.0%positive relative leadership
Four-week leaders
IndustryTW Electronics & Computer Distribution
4-week rank19 / 37
Group average4.4%
Trend breadth54.1%
Trend54.1%active weekly trend signals
MD27.0%positive activity pressure
RS16.2%positive relative leadership
Four-week leaders
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 tape42/100
Trend, activity pressure, participation, and risk combine to a 42/100 tape read.
Indicator analysis61/100Latest 12-week confirmation: trend 12/12, activity pressure 9/12, relative leadership 0/12.
Activity pressure 0.66; No reversal markers Factors50/100No published factor snapshot is available yet.
Patient CapitalQuietActivity-pressure buy-signal evidence highlights potential institutional accumulation windows.
No recent buy signal Sentiment50/100No sentiment snapshot is stored yet.
Insiders50/100No recent insider transaction evidence is stored.
Earnings50/100No stored earnings event is currently attached to this ticker.
| Week | Close | Return | Trend Line | Fair Value | Pressure | Leadership | Volume | Trend |
|---|---|---|---|---|---|---|---|---|
| 14 Aug 2026 | 49.65 TWD | 4.9% | 47.06 TWD | 39.95 TWD | -0.61 | -19.63 | 11.2M | On |
| 7 Aug 2026 | 47.35 TWD | 3.7% | 46.86 TWD | 39.79 TWD | -0.51 | -21.17 | 11.4M | On |
| 31 Jul 2026 | 45.65 TWD | -4.3% | 46.70 TWD | 39.66 TWD | -0.21 | -22.62 | 17.4M | On |
| 24 Jul 2026 | 47.70 TWD | -0.8% | 46.50 TWD | 39.53 TWD | 0.22 | -20.81 | 14.2M | On |
| 17 Jul 2026 | 48.10 TWD | -8.7% | 46.25 TWD | 39.39 TWD | 0.66 | -18.95 | 21.4M | On |
| 10 Jul 2026 | 52.70 TWD | -5.9% | 46.10 TWD | 39.27 TWD | 1.02 | -17.04 | 0 | On |
| 3 Jul 2026 | 56.00 TWD | 4.3% | 45.79 TWD | 39.11 TWD | 1.35 | -15.11 | 24.6M | On |
| 26 Jun 2026 | 53.70 TWD | -2.4% | 45.34 TWD | 38.94 TWD | 1.62 | -15.04 | 70.4M | On |
| 19 Jun 2026 | 55.00 TWD | -0.4% | 44.95 TWD | 38.79 TWD | 1.74 | -17.05 | 24.3M | On |
| 12 Jun 2026 | 55.25 TWD | -8.6% | 44.57 TWD | 38.63 TWD | 1.52 | -12.91 | 79.1M | On |
| 5 Jun 2026 | 60.45 TWD | 19.4% | 44.17 TWD | 38.46 TWD | 1.07 | -7.29 | 147.3M | On |
| 29 May 2026 | 50.62 TWD | 16.9% | 43.59 TWD | 38.25 TWD | 0.72 | -22.51 | 46.6M | On |
| 22 May 2026 | 43.29 TWD | -0.6% | 43.29 TWD | 38.11 TWD | 0.36 | -30.63 | 17.9M | On |
| 15 May 2026 | 43.53 TWD | -6.3% | 43.26 TWD | 38.00 TWD | 0.43 | -29.25 | 13.1M | On |
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.