3504 TAI Week ended 14 Aug 2026

Weekly Investor Report

Young Optics Inc. · Industrials · Electrical Equipment & Parts

Open interactive chart View report data
Latest close 74.10 TWD
0.7% latest week
Weekly setup

Constructive, but selective

The weekly trend is active. Price is 11.0% above the Trend Line and sits at 53.4% of its 52-week range. The latest completed week returned 0.7%, after a 15.8% four-week move. Near-term considerations: volume confirmation is below normal.

Setup score 40 out of 100
Latest Close 74.10 TWD 14 Aug 2026
1W Return 0.7% latest completed week
4W Return 15.8% short-term follow-through
12W Return -11.2% quarterly tape
Trend Breadth 51.9% 27 of 52 weeks active
Volume Ratio 0.4x vs 13-week average
What is working
  • The trend backdrop is active with a 18-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.
What could go wrong
  • Activity pressure is negative, which weakens the current setup.
  • The share remains more than 20% below its 52-week high.
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 0.7% Latest completed week; four-week move 15.8%. Indicator stack 74/21 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

Where price is—and whether the trend supports it

The weekly trend is active. Price is 11.0% above the Trend Line and sits at 53.4% of its 52-week range. The latest completed week returned 0.7%, after a 15.8% 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 0.4x 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 0.6312-week average 0.74

12-week confirmation

Trend active12/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure8/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership1/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.63Current 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 15.8% over four weeks, -11.2% over 12 weeks, and 30.2% over one year. The current trend has remained active for 18 consecutive weeks.

Performance by holding period

1W0.7%
4W15.8%
12W-11.2%
26W38.8%
52W30.2%
Active trend streak18 weeks
Active weeks in one year27
Trend breadth51.9%

Activity pressure vs relative leadership

Activity pressureRelative leadership
Pressure-0.59Latest activity-pressure read.
Pressure change-228.0%Four-week change in activity pressure.
Leadership-12.75Latest relative-leadership reading.
RS change39.9%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 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-24.2%Distance below the 52-week high.
13-week volatility10.5%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 higher13 of 2613 weeks finished lower.
Best week+29.1%Week of 17 Apr.
Worst week-21.8%Week of 17 Jul.
Latest week+0.7%Week of 14 Aug.

Shape of recent returns

Strong gains8
Modest gains5
Flat weeks0
Modest losses4
Sharp losses9
Recent vol10.5%13-week weekly-return volatility.
Base vol8.5%52-week weekly-return volatility.
Up/down split28/24Count of positive and negative weeks in the 52-week window.
Average skew6.1% / -5.3%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 tape38/100

Trend, activity pressure, participation, and risk combine to a 38/100 tape read.

 Indicator analysis61/100

Latest 12-week confirmation: trend 12/12, activity pressure 8/12, relative leadership 1/12.

Activity pressure 0.63; 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

No sentiment snapshot is stored yet.

 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 202674.10 TWD0.7%66.78 TWD59.40 TWD-0.59-12.755.1MOn
7 Aug 202673.60 TWD7.4%66.01 TWD59.36 TWD-0.59-10.9323.4MOn
31 Jul 202668.50 TWD10.3%65.29 TWD59.33 TWD-0.35-15.5427.0MOn
24 Jul 202662.10 TWD-3.0%64.73 TWD59.36 TWD-0.10-24.803.1MOn
17 Jul 202664.00 TWD-21.8%64.37 TWD59.44 TWD0.46-21.208.4MOn
10 Jul 202681.80 TWD4.1%63.98 TWD59.53 TWD1.08-5.760On
3 Jul 202678.60 TWD-4.6%62.93 TWD59.51 TWD1.15-12.394.7MOn
26 Jun 202682.40 TWD-9.6%61.96 TWD59.50 TWD1.32-3.9614.3MOn
19 Jun 202691.20 TWD22.1%60.80 TWD59.47 TWD1.351.7432.7MOn
12 Jun 202674.70 TWD-7.7%59.45 TWD59.41 TWD1.33-12.4011.0MOn
5 Jun 202680.90 TWD4.0%58.69 TWD59.48 TWD1.52-7.4412.2MOn
29 May 202677.80 TWD-6.7%57.82 TWD59.47 TWD1.36-10.719.9MOn
22 May 202683.40 TWD7.9%57.13 TWD59.48 TWD1.230.7733.3MOn
15 May 202677.30 TWD24.5%56.24 TWD59.43 TWD1.19-4.3515.1MOn
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