- Price is above the Trend Line, keeping the weekly tape constructive.
- Price is above Fair Value, showing premium demand versus the model.
- Latest weekly return ranks in the strongest part of its sector group.
1717
TAI
Week ended 14 Aug 2026
Weekly Investor Report
Eternal Materials Co., Ltd. · Basic Materials · Specialty Chemicals
Latest close
71.70 TWD
8.3%
latest week
Weekly setup
Mixed setup
The weekly trend is not active. Price is 3.1% above the Trend Line and sits at 70.6% of its 52-week range. The latest completed week returned 8.3%, after a 11.2% four-week move. The latest news-sentiment score is 50/100.
Setup score
47
out of 100
Latest Close
71.70 TWD
14 Aug 2026
1W Return
8.3%
latest completed week
4W Return
11.2%
short-term follow-through
12W Return
-13.6%
quarterly tape
Trend Breadth
94.2%
49 of 52 weeks active
Volume Ratio
1.5x
vs 13-week average
- The trend backdrop is inactive, so price action has not confirmed a constructive regime.
- Activity pressure is negative, which weakens the current setup.
- Activity pressure is weak, so confirmation is not yet broad enough.
- The share remains more than 20% below its 52-week high.
- 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 11.2%.
Indicator stack
52/28
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
Study the full chart
Where price is—and whether the trend supports it
The weekly trend is not active. Price is 3.1% above the Trend Line and sits at 70.6% of its 52-week range. The latest completed week returned 8.3%, after a 11.2% 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 1.5x 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 0.4412-week average 0.74
12-week confirmation
Trend active9/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure3/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership3/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.44Current 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 11.2% over four weeks, -13.6% over 12 weeks, and 157.5% over one year. The current trend has remained active for 0 consecutive weeks.
Performance by holding period
Active trend streak0 weeks
Active weeks in one year49
Trend breadth94.2%
Activity pressure vs relative leadership
Activity pressureRelative leadership
Pressure-1.13Latest activity-pressure read.
Pressure change-25.6%Four-week change in activity pressure.
Leadership-6.41Latest relative-leadership reading.
RS change22.2%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 sentiment50/100
Weighted news tone is neutral across 0 relevant articles.
0 positive · 0 neutral · 0 negativePatient 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-20.2%Distance below the 52-week high.
13-week volatility8.5%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 higher14 of 2612 weeks finished lower.
Best week+29.2%Week of 10 Apr.
Worst week-12.6%Week of 17 Jul.
Latest week+8.3%Week of 14 Aug.
Shape of recent returns
Strong gains7
Modest gains7
Flat weeks0
Modest losses4
Sharp losses8
Recent vol8.5%13-week weekly-return volatility.
Base vol10.3%52-week weekly-return volatility.
Up/down split27/25Count of positive and negative weeks in the 52-week window.
Average skew8.8% / -4.7%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 Basic Materials
4-week rank12 / 100
Group average-0.1%
Trend breadth39.0%
Trend39.0%active weekly trend signals
MD42.0%positive activity pressure
RS10.0%positive relative leadership
Four-week leaders
IndustryTW Specialty Chemicals
4-week rank6 / 64
Group average0.4%
Trend breadth37.5%
Trend37.5%active weekly trend signals
MD26.6%positive activity pressure
RS9.4%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 tape45/100
Trend, activity pressure, participation, and risk combine to a 45/100 tape read.
Indicator analysis45/100Latest 12-week confirmation: trend 9/12, activity pressure 3/12, relative leadership 3/12.
Activity pressure 0.44; 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 Sentiment50/100Weighted news tone is neutral across 0 relevant articles.
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 | 71.70 TWD | 8.3% | 69.52 TWD | 37.37 TWD | -1.13 | -6.41 | 134.2M | Off |
| 7 Aug 2026 | 66.20 TWD | 10.5% | 68.82 TWD | 37.09 TWD | -1.32 | -10.08 | 38.0M | Off |
| 31 Jul 2026 | 59.90 TWD | -0.5% | 67.99 TWD | 36.85 TWD | -1.24 | -16.22 | 65.3M | Off |
| 24 Jul 2026 | 60.20 TWD | -6.7% | 67.32 TWD | 36.65 TWD | -0.95 | -16.58 | 46.1M | On |
| 17 Jul 2026 | 64.50 TWD | -12.6% | 66.63 TWD | 36.45 TWD | -0.90 | -8.24 | 65.5M | On |
| 10 Jul 2026 | 73.80 TWD | -9.6% | 65.80 TWD | 36.22 TWD | -0.81 | -0.69 | 0 | On |
| 3 Jul 2026 | 81.60 TWD | 17.7% | 64.65 TWD | 35.94 TWD | -0.82 | 7.16 | 97.4M | On |
| 26 Jun 2026 | 69.35 TWD | -4.2% | 63.26 TWD | 35.61 TWD | -0.80 | -3.64 | 77.9M | On |
| 19 Jun 2026 | 72.40 TWD | 2.8% | 62.20 TWD | 35.36 TWD | -0.21 | -2.97 | 32.0M | On |
| 12 Jun 2026 | 70.40 TWD | -9.0% | 61.07 TWD | 35.09 TWD | 0.37 | -0.24 | 69.6M | On |
| 5 Jun 2026 | 77.40 TWD | -4.7% | 60.01 TWD | 34.83 TWD | 0.88 | 8.05 | 102.3M | On |
| 29 May 2026 | 81.20 TWD | -2.2% | 58.77 TWD | 34.53 TWD | 1.13 | 14.93 | 245.4M | On |
| 22 May 2026 | 83.00 TWD | 5.5% | 57.31 TWD | 34.21 TWD | 1.04 | 25.29 | 209.4M | On |
| 15 May 2026 | 78.70 TWD | 1.0% | 55.83 TWD | 33.86 TWD | 1.04 | 23.12 | 279.1M | 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.