Weekly Chart PackCompleted weekly market data · Independent research
SHH · Equity · China
688319
Chengdu Olymvax Biopharmaceuticals Inc.
HealthcareBiotechnology
Chengdu Olymvax Biopharmaceuticals Inc. engages in the research and development, production, and sales of vaccines for human use in China. The company offers absorbed tetanus vaccine, group a and group c products; and haemophilus influenzae type b products. The company was founded in 2009 and is based in Chengdu, China.
Last updated
21 Aug 2026
Exchange
Shanghai Stock Exchange · SHH
Sector
Healthcare
Industry
Biotechnology
Currency
CNY
Market capitalisation
12,909,657,088
Fair value reference
18.50
Next-week expectancy
Negative · 44.68%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-21, 688319 fell 12.37%, moving from 34.29 to 30.05. The latest weekly close is below the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 8 of the last 12 weeks. Relative Strength is 5.45 and has softened across the 12-week window. Market Dynamics is -0.83 on the latest week. Next-week expectancy is negative at 44.68% based on similar historical setup states.
Week Ending
21 Aug 2026
Latest Close
30.05
12-Week Change
-12.37%
Trend Signal
Inactive
Next-Week Expectancy
Negative 44.68%
Signal Weeks
8 of 12
Weekly Price
Weekly Close
Trend Line
Fair Value
Activity Lines
Chart Panels
Choose up to 5 panels. Drag panel headers to reorder.
Price Action
Completed weekly market tape
Price Action
A deep view of how price is behaving against its own completed history, trend, structural levels and participation.
Current weekly interpretationDeclining structure with constructive close
Recent completed price swings are progressing lower on both sides of the range. Price is below its completed-week trend reference, while the reference is rising.
Full context · Developing
Current structureDeclining structure
Recent completed price swings are progressing lower on both sides of the range.
Trend relationshipBelow trend
Price is below its completed-week trend reference, while the reference is rising.
Support and resistanceSupport 20.09 · Resistance 30.41
Nearest completed structural references around the latest close.
The positive weekly move attracted clearly elevated participation.
Price, structure and participation
Where price advanced, failed, reclaimed or lost important ground
Candles preserve the completed weekly tape. Selected annotations identify meaningful finished events and point directly to the week concerned.
Up weekDown weekTrend referenceCompleted supportCompleted resistanceVolumeTypical volumePublished event
What happened this week?
The latest completed candle
The latest week is separated into price change, candle character, closing position and path quality.
Weekly move+5.29%
Latest close versus the preceding completed close.
Candle characterConstructive close
Price advanced and finished in the upper part of the completed weekly range.
Where the week closedUpper part of the range
The close finished at 73% of the completed weekly range.
Path qualityDeveloping
The path is readable, but the completed evidence is not yet consistently aligned.
Current evaluation
What the weekly tape says now
The interpretation combines completed price structure, trend relationship, participation and path quality.
What supports it
Recent completed price swings are progressing lower on both sides of the range.
What would improve it
A sustained close above the nearest completed resistance, supported by firmer participation, would improve confirmation.
What could weaken it
A sustained loss of the nearest completed support would materially weaken the current price structure.
What to watch next
Trend relationship is below trend; participation is strong positive participation, and path quality is developing.
Statistical perspective
Where the latest close sits in its own completed history
These observations describe the available record. They are market context, not predictions of the next move.
Position in completed history61% of range
The latest close's location between the lowest and highest completed closes available for this market.
Distance from completed high-32.3%
How far the latest close sits below the highest completed close in the available history.
Recovery from completed low+299.6%
How far the latest close has advanced from the lowest completed close in the available history.
Latest move versus typical1.1× typical
The absolute latest weekly move compared with completed weekly moves available before it.
Completed event history
What changed, and when
Only selected completed events are shown. Each annotation is descriptive, not a standalone instruction.
Support structure lost
The weekly close moved below the preceding completed price structure.
3 weeks ago
Upside structure cleared
The weekly close moved above the preceding completed price structure.
7 weeks ago
High-participation reversal
Price changed weekly direction with elevated participation.
13 weeks ago
Trend reclaimed
The weekly close moved back above the completed trend reference.
26 weeks ago
Trend lost
The weekly close moved below the completed trend reference.
38 weeks ago
Range
Sharemaestro Range
Where price is trading
The fitted range, accepted trading area and strongest price levels are calculated automatically from completed weekly market data.
Current stateInside accepted value
52-week position
39.4%
Low to high
Accepted price
28.77
Latest versus accepted: 4.44%
Fitted direction
Rising
0.52% per week
Range pressure
40/100
Balanced pressure
Range condition
Normal
1.03× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support25.47
From price
-15.3%
Evidence
86/100
Touches
5
Support28.00
From price
-6.8%
Evidence
99/100
Touches
7
Resistance30.57
From price
1.7%
Evidence
84/100
Touches
4
Resistance35.24
From price
17.3%
Evidence
52/100
Touches
2
Current reading
What the range shows
Current positionInside accepted value
Price is at 39.4% of its latest 52-week range.
Fitted directionRising
The fitted centre line is moving +0.52% per week.
Range pressureBalanced pressure
The current pressure reading is 40/100; 50 is balanced.
Next structural level30.57
Resistance is 1.7% from the latest close with 84/100 evidence strength.
Point & Figure
Price structure · volume at price
Point & Figure market structure
Each X marks a rising price box and each O marks a falling price box. Time is removed from the horizontal scale so reversals, breakouts and areas of heavy trading stand out.
MethodAdaptive scale
Smart Money
Completed-week positioning evidence
Smart Money
See whether the support beneath price is strengthening, weakening, confirming the trend or warning of increased risk.
Current Smart Money readSmart Money support is weak
The current completed-week evidence is not providing dependable confirmation for price.
Momentum 0.72 · Weakening
Trend qualityWeak alignment
The current trend state has persisted for 4 completed weeks; visible confirmation is weak alignment.
Momentum pathConstructive · Weakening
The latest completed-week level and direction.
Latest positive signalNo recent positive signal
The chart is carrying context rather than a fresh positive event marker.
Risk and warningsWatch
The latest reversal warning was 6 completed weeks ago; it is no longer immediate but remains relevant context.
Price, support and published events
Where confirmation strengthened or risk increased
Selected annotations highlight meaningful completed-week events; every existing chart series and marker remains visible.
Close Price
Trend Line
Demand Threshold Line
Reversal Risk Level
Current evaluation
What the Smart Money chart means now
The reading combines the finished chart state, its direction and the timing of published signals.
What supports it
There is limited positive confirmation; the chart should be read cautiously until support improves.
What would improve it
A turn higher in the momentum path, followed by steadier trend confirmation, would strengthen the reading.
What could weaken it
The latest reversal warning was 6 completed weeks ago; it is no longer immediate but remains relevant context.
Published signal history
What changed, and when
Event markers are observations, not standalone instructions to buy or sell.
Reversal danger
The chart registered its strongest reversal warning.
6 weeks ago
Reversal risk
The chart registered elevated reversal risk.
7 weeks ago
Reversal danger
The chart registered its strongest reversal warning.
13 weeks ago
Reversal risk
The chart registered elevated reversal risk.
14 weeks ago
Market Dynamics
Price and underlying support
Market Dynamics
See whether the support beneath price is strengthening, weakening, confirming the move or beginning to diverge from it.
Zero lineMarket Dynamics Rate of ChangePrice ActionVolume ActionFlip UpFlip Down
Price Cycle
Completed-week market perception
Price Cycle
A deep view of whether price pressure is strong, weak, strengthening, fading or moving through a higher-risk transition.
Current Price Cycle readPositive pressure is historically strong and strengthening
Positive pressure is elevated relative to the completed history. Positive pressure is becoming more forceful across the recent completed path.
+62.40% · Historically strong · Strengthening
Market positionHistorically strong
Positive pressure is elevated relative to the completed history.
Pressure directionStrengthening
Positive pressure is becoming more forceful across the recent completed path.
Trend qualityMixed
Recent pressure is moving unevenly and needs further confirmation.
Risks and warningsNormal
No elevated completed-week pressure warning is active.
Pressure, price and published transitions
Where market perception strengthened, faded or changed state
The percentage reading is primary. Weekly close is retained only as market context; selected annotations identify meaningful completed transitions.
Market PerceptionPositive pressureNegative pressureWeekly CloseBalanceCrossed upCrossed downPublished transition or Price Action signal
Current evaluation
What the Price Cycle says now
The evaluation combines the finished pressure state, its direction, persistence and historical context.
What supports it
Price remains in positive market-perception territory.
What would improve it
Continued positive pressure with an orderly completed path would strengthen confirmation.
What could weaken it
A turn lower in the pressure path or a loss of balance would weaken the current interpretation.
What to watch next
The latest path is strengthening with mixed trend quality. Comparable history is soft follow-through.
Statistical perspective
How unusual, persistent and historically consequential is this position?
Historical observations describe completed evidence. They do not predict the next price move.
Historical positionUpper 13% of history
The latest reading is stronger than 87% of completed observations.
State persistence64 completed weeks
The current historically strong state has persisted without interruption.
Comparable historySoft follow-through
Across 45 comparable completed observations, later closes were higher 40% of the time; the typical move was -2.3%. This is context, not a forecast.
Published transition history
What changed, and when
Transitions are completed observations, not standalone instructions to buy or sell.
Positive pressure began cooling
Strength remained positive, but the completed path became less forceful.
5 weeks ago
Positive pressure began cooling
Strength remained positive, but the completed path became less forceful.
11 weeks ago
Positive pressure began cooling
Strength remained positive, but the completed path became less forceful.
17 weeks ago
Positive pressure began cooling
Strength remained positive, but the completed path became less forceful.
19 weeks ago
Elevated strength
Positive pressure entered an historically strong position.
26 weeks ago
Positive pressure began cooling
Strength remained positive, but the completed path became less forceful.
28 weeks ago
VWAP Control
Completed-week volume-weighted structure
VWAP Control
Shows price against its completed-week volume-weighted references, changes in control and the levels that would confirm or weaken the current reading.
Current controlControl is contested
Price is below the core VWAP, which is falling. 66% of recent weighted activity has been accepted below it.
42/100 pressure
ControlControl is contested
Pressure 42/100 and +7.7 points over four weeks.
VWAP stack3 of 6 below price
5 references converge near 30.06: Year VWAP, 13-week VWAP, High-activity anchor, 52-week VWAP, 26-week VWAP.
Acceptance66% below
Share of recent completed weighted activity accepted on the prevailing side of the core VWAP.
Core direction-0.4% / week
Four-week direction; change in pace -3.5 pts.
Stretch0.2 normal ranges below
Price is -3.6% from the core VWAP.
Persistence6 completed weeks
Price has remained below the core VWAP.
Price, VWAP structure and control transfers
Where control changed
156 completed weeks · Reported weekly volume
Weekly close13-week VWAP26-week VWAP52-week VWAPHigh-activity anchorNormal VWAP rangePositive transferNegative transfer
Control backgroundBuyer controlContestedSeller control
Seller control50 · contestedBuyer control
Current VWAP signals
Control, agreement and concentration
Weak VWAP test
Weak VWAP test
Price is close to the core VWAP, but the completed control evidence still favours sellers.
Price and VWAP pressure broadly agree
No material six-week disagreement is present between price direction and VWAP control.
VWAP cluster present
5 references converge near 30.06: Year VWAP, 13-week VWAP, High-activity anchor, 52-week VWAP, 26-week VWAP.
Confirmation and failure levels
Levels that change the current reading
Confirmation30.39
A completed close above Year VWAP with pressure holding above 60 would strengthen buyer control.
Decision area30.39
Year VWAP at 30.39, 1.1% above the latest close.
Weakening level29.16
A completed close below High-activity anchor with acceptance moving under 50% would weaken the present structure.
Current VWAP stack
Volume-weighted price levels
Year VWAP30.39
+1.12% from close
13-week VWAP30.40
+1.17% from close
High-activity anchor29.16
-2.95% from close
52-week VWAP29.16
-2.95% from close
26-week VWAP31.17
+3.72% from close
Swing low26.19
-12.85% from close
Estimated activity position
Activity above and below price
Below price 70%Above price 31%
53%near price
Most recent weighted activity is below price, leaving a larger estimated cushion beneath the market.
Estimated from completed weekly typical prices and reported activity; it is not holder-level cost-basis data.
Benchmark, sector and industry
VWAP control comparison
Sector and industry comparisons require at least ten constituents with aligned completed history.
Benchmark · 000001.SSBroadly aligned with reference
Broadly aligned with reference; control-score gap +8.4 points.
Seller control developing · 33/100
Sector · HealthcareBroadly aligned with reference
Broadly aligned with reference; control-score gap +0.8 points.
Control is contested · 41/100
Industry · BiotechnologyBroadly aligned with reference
Broadly aligned with reference; control-score gap -3.7 points.
Control is contested · 45/100
Historical VWAP outcomes
Reclaims, losses and similar states
Descriptive outcomes from this ticker's visible history—not a forecast.
Weekly reclaim86% favourable
Events
7
Median 4w
+5.72%
Median 13w
+10.62%
Typical best
+25.03%
Typical worst
-8.57%
Completed occasions when price moved back above the core VWAP.
Weekly loss0% favourable
Events
6
Median 4w
+10.42%
Median 13w
+18.48%
Typical best
+30.89%
Typical worst
-5.44%
Completed occasions when price moved below the core VWAP.
Comparable control states6 matched weeks
Positive after 4w
50%
Median 4w
+5.27%
Positive after 13w
50%
Median 13w
+9.77%
Best / worst 13w
+66.3% / -15.9%
Outcomes after completed weeks with a similar control score and the same side of the core VWAP.
VWAP control history
Completed changes
VWAP structure turned lower
The fast VWAP crossed below the core VWAP.
Seller pressure established
The completed control reading moved into negative territory.
Core VWAP lost
Price completed the week below the core VWAP.
Core VWAP test held
Price traded through the core VWAP but recovered above it by the completed close.
VWAP structure turned higher
The fast VWAP crossed above the core VWAP.
Core VWAP reclaimed
Price completed the week back above the core VWAP.
VWAP reclaim rejected
Price tested above the core VWAP but completed the week back below it.
VWAP reclaim rejected
Price tested above the core VWAP but completed the week back below it.
Next-State Map
Next-State Map
Historical one-week transition paths from similar completed-week states.
SMI
Proprietary completed-week evidence
SMI
See whether the underlying conditions beneath price are strengthening, weakening or holding firm.
Current SMI readUnderlying support is mixed and losing ground
Price and SMI are not presenting a decisive combined message. The latest reading is based on completed weekly evidence.
0.57 · Mixed
Current stateMixed · 0.57
Latest completed-week SMI reading
DirectionWeakening
How the completed SMI path is changing
PersistenceNew
1 completed week in the current state
Price relationshipMixed relationship
Price and SMI are not presenting a decisive combined message.
Price and SMI transitions
Where underlying support changed
Annotations identify selected completed SMI state changes.
Weekly CloseTrend LineFair ValueActivity Lines
SMI pathDirection, persistence and turning points
SMI 0.57 · Mixed
ImprovingHolding steadyWeakening
SMI in context
Comparable SMI states have carried a positive historical bias
Across 12 comparable completed observations, 100.0% closed higher after 13 weeks. The median move was +18.5%.
Comparable observations
12
Completed historical readings
Positive outcomes
100.0%
After 13 completed weeks
Median move
+18.5%
Over the following 13 weeks
Versus normal baseline
+46.6 pts
Difference in positive outcome rate
Chart Summary
Key Points
Week Ending
21 Aug 2026
Latest Close
30.05
12-Week Change
-12.37%
Trend Signal
Inactive
Next-Week Expectancy
Negative 44.68%
Signal Weeks
8 of 12
Vs Trend Line
Below
Vs Fair Value
Above
Relative Strength
5.45
Market Dynamics
-0.83
Over the latest 12 completed weeks ending 2026-08-21, 688319 fell 12.37%, moving from 34.29 to 30.05. The latest weekly close is below the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 8 of the last 12 weeks. Relative Strength is 5.45 and has softened across the 12-week window. Market Dynamics is -0.83 on the latest week. Next-week expectancy is negative at 44.68% based on similar historical setup states.
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