- The trend backdrop is active with a 32-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.
- Volume is elevated versus the 13-week average, confirming attention.
688143
SHH
Week ended 07 Aug 2026
Weekly Investor Report
Yangtze Optical Electronic Co., Ltd. · Technology · Electronic Components
Latest close
112.3 CNY
32.9%
latest week
Weekly setup
Mixed setup
The weekly trend is active. Price is 16.0% above the Trend Line and sits at 40.8% of its 52-week range. The latest completed week returned 32.9%, after a -25.1% four-week move. The latest news-sentiment score is 50/100.
Setup score
51
out of 100
Latest Close
112.3 CNY
7 Aug 2026
1W Return
32.9%
latest completed week
4W Return
-25.1%
short-term follow-through
12W Return
3.8%
quarterly tape
Trend Breadth
86.5%
45 of 52 weeks active
Volume Ratio
1.6x
vs 13-week average
- Activity pressure is negative, which weakens the current setup.
- 3 reversal markers appear in the recent smart-money tape.
- 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
32.9%
Latest completed week; four-week move -25.1%.
Indicator stack
93/31
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
21 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 active. Price is 16.0% above the Trend Line and sits at 40.8% of its 52-week range. The latest completed week returned 32.9%, after a -25.1% 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 1.6x 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
6 Feb
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
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 0.7912-week average 0.94
12-week confirmation
Trend active12/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure10/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership12/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.79Current proprietary activity-pressure read.
Buy signals0Accumulation signal count in the latest 12 weeks.
Reversal markers33 reversal markers
No recent accumulation markers. 3 reversal markers.
03 · Momentum and leadership
Is performance persistent—and is the stock leading?
Performance is -25.1% over four weeks, 3.8% over 12 weeks, and 157.1% over one year. The current trend has remained active for 32 consecutive weeks.
Performance by holding period
Active trend streak32 weeks
Active weeks in one year45
Trend breadth86.5%
Activity pressure vs relative leadership
Activity pressureRelative leadership
Pressure-0.41Latest activity-pressure read.
Pressure change-148.4%Four-week change in activity pressure.
Leadership52.19Latest relative-leadership reading.
RS change-53.7%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 21 relevant articles.
0 positive · 21 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-50.1%Distance below the 52-week high.
13-week volatility23.2%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.
6 Feb
13 Mar
10 Apr
8 May
5 Jun
3 Jul
7 Aug
Weeks higher16 of 2610 weeks finished lower.
Best week+52.9%Week of 15 May.
Worst week-32.1%Week of 17 Jul.
Latest week+32.9%Week of 7 Aug.
Shape of recent returns
Strong gains11
Modest gains5
Flat weeks0
Modest losses3
Sharp losses7
Recent vol23.2%13-week weekly-return volatility.
Base vol13.8%52-week weekly-return volatility.
Up/down split31/21Count of positive and negative weeks in the 52-week window.
Average skew10.7% / -9.1%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.
SectorCN Technology
4-week rank- / 100
Group average-13.4%
Trend breadth63.0%
Trend63.0%active weekly trend signals
MD38.0%positive activity pressure
RS74.0%positive relative leadership
Four-week leaders
IndustryCN Electronic Components
4-week rank84 / 100
Group average-13.0%
Trend breadth42.0%
Trend42.0%active weekly trend signals
MD17.0%positive activity pressure
RS62.0%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 tape61/100
Trend, activity pressure, participation, and risk combine to a 61/100 tape read.
Indicator analysis78/100Latest 12-week confirmation: trend 12/12, activity pressure 10/12, relative leadership 12/12.
Activity pressure 0.79; 3 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 21 relevant articles.
Price to earnings forward of Yangtze Optical Electronic Co., Ltd. Class A – SSE:688143 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 |
|---|---|---|---|---|---|---|---|---|
| 7 Aug 2026 | 112.3 CNY | 32.9% | 96.81 CNY | 43.49 CNY | -0.41 | 52.19 | 67.7M | On |
| 31 Jul 2026 | 84.50 CNY | -12.7% | 94.74 CNY | 42.97 CNY | -0.20 | 19.74 | 41.2M | On |
| 24 Jul 2026 | 96.84 CNY | -4.8% | 93.49 CNY | 42.66 CNY | 0.08 | 39.44 | 63.2M | On |
| 17 Jul 2026 | 101.7 CNY | -32.1% | 91.82 CNY | 42.29 CNY | 0.48 | 50.65 | 60.5M | On |
| 10 Jul 2026 | 149.9 CNY | -4.1% | 89.96 CNY | 41.88 CNY | 0.85 | 112.82 | 51.0M | On |
| 3 Jul 2026 | 156.3 CNY | -24.0% | 86.34 CNY | 41.13 CNY | 1.03 | 126.00 | 6.9M | On |
| 26 Jun 2026 | 205.8 CNY | -1.4% | 82.39 CNY | 40.34 CNY | 1.27 | 208.29 | 7.4M | On |
| 19 Jun 2026 | 208.6 CNY | 21.8% | 76.69 CNY | 39.21 CNY | 1.32 | 223.21 | 18.1M | On |
| 12 Jun 2026 | 171.3 CNY | -3.1% | 70.94 CNY | 38.08 CNY | 1.44 | 183.47 | 7.5M | On |
| 5 Jun 2026 | 176.8 CNY | 4.6% | 66.46 CNY | 37.20 CNY | 1.59 | 205.68 | 7.1M | On |
| 29 May 2026 | 169.0 CNY | 22.0% | 61.87 CNY | 36.28 CNY | 1.45 | 203.24 | 50.5M | On |
| 22 May 2026 | 138.5 CNY | 28.0% | 57.68 CNY | 35.37 CNY | 1.08 | 157.45 | 82.3M | On |
| 15 May 2026 | 108.2 CNY | 52.9% | 54.40 CNY | 34.68 CNY | 0.96 | 107.45 | 95.8M | On |
| 8 May 2026 | 70.76 CNY | 13.4% | 52.17 CNY | 34.21 CNY | 0.86 | 37.47 | 39.4M | 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.