Weekly Chart PackCompleted weekly market data · Independent research
SAO · Equity · Brazil
PETR3
Petróleo Brasileiro S.A. - Petrobras
EnergyOil & Gas Integrated
Petróleo Brasileiro S.A. - Petrobras explores, produces, and sells oil and gas in Brazil, China, the United States, the Americas, Asia, Europe, Singapore, and internationally. It operates through three segments: Exploration and Production; Refining, Transportation & Marketing; and Gas & Low Carbon Energies. The Exploration and Production segment explores, develops, and produces crude oil, natural gas liquids, and natural gas primarily for supplies to the domestic refineries. Its Refining, Transportation and Marketing …
Last updated
21 Aug 2026
Exchange
B3 · SAO
Sector
Energy
Industry
Oil & Gas Integrated
Currency
BRL
Market capitalisation
609,121,468,416
Fair value reference
34.60
Next-week expectancy
Positive · 58.49%
Executive chart read
Over the latest 12 completed weeks ending 2026-08-21, PETR3 rose 7.94%, moving from 45.71 to 49.34. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 6 of the last 12 weeks. Relative Strength is 20.66 and has improved across the 12-week window. Market Dynamics is -0.09 on the latest week. Next-week expectancy is positive at 58.49% based on similar historical setup states.
Week Ending
21 Aug 2026
Latest Close
49.34
12-Week Change
7.94%
Trend Signal
Inactive
Next-Week Expectancy
Positive 58.49%
Signal Weeks
6 of 12
+
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Weekly Price
Weekly Close
Trend Line
Fair Value
Activity Lines
Chart Panels
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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 interpretationAdvancing structure with constructive close
Recent completed price swings are progressing higher on both sides of the range. Price is above its completed-week trend reference and that reference is rising.
Full context · Developing
Current structureAdvancing structure
Recent completed price swings are progressing higher on both sides of the range.
Trend relationshipAbove a rising trend
Price is above its completed-week trend reference and that reference is rising.
Support and resistanceSupport 34.45 · Resistance 49.43
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+5.36%
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 closedNear the weekly high
The close finished at 81% 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 higher 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 above a rising 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 history91% of range
The latest close's location between the lowest and highest completed closes available for this market.
Distance from completed high-8.5%
How far the latest close sits below the highest completed close in the available history.
Recovery from completed low+1296.0%
How far the latest close has advanced from the lowest completed close in the available history.
Latest move versus typical1.9× 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.
Trend reclaimed
The weekly close moved back above the completed trend reference.
1 week ago
Trend lost
The weekly close moved below the completed trend reference.
8 weeks ago
Support structure lost
The weekly close moved below the preceding completed price structure.
12 weeks ago
Upside structure cleared
The weekly close moved above the preceding completed price structure.
21 weeks ago
High-participation reversal
Price changed weekly direction with elevated participation.
31 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 stateAbove accepted value
52-week position
78.8%
Low to high
Accepted price
31.86
Latest versus accepted: 54.87%
Fitted direction
Rising
0.80% per week
Range pressure
59/100
Balanced pressure
Range condition
Normal
1.01× normal range
Range pressureCurrent range pressure · 50 is balanced
Weekly closeFitted rangeActivity ribbonEstimated activity at priceAutomatic level
Automatic structure
Strongest price levels
Support30.67
From price
-37.8%
Evidence
89/100
Touches
7
Support32.42
From price
-34.3%
Evidence
97/100
Touches
5
Support47.39
From price
-3.9%
Evidence
29/100
Touches
1
Current pivot49.43
From price
0.2%
Evidence
39/100
Touches
1
Resistance54.50
From price
10.5%
Evidence
33/100
Touches
2
Current reading
What the range shows
Current positionAbove accepted value
Price is at 78.8% of its latest 52-week range.
Fitted directionRising
The fitted centre line is moving +0.80% per week.
Range pressureBalanced pressure
The current pressure reading is 59/100; 50 is balanced.
Next structural level54.50
Resistance is 10.5% from the latest close with 33/100 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 evidence is mixed
Some visible evidence is supportive, but the combined picture does not yet justify a strong conclusion.
Momentum 0.53 · Weakening
Trend qualityMixed
The current trend state has persisted for 3 completed weeks; visible confirmation is mixed.
Momentum pathBalanced · 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 warningsNormal
Earlier warnings are outside the recent completed-week window.
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
There is no fresh positive event marker, so the current reading depends on continued confirmation rather than a new signal.
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.
20 weeks ago
Reversal risk
The chart registered elevated reversal risk.
21 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.
Pressure holding above 60 while the VWAP stack rises would strengthen the existing buyer-control evidence.
Decision area48.78
26-week VWAP at 48.78, 1.1% below the latest close.
Weakening level48.78
A completed close below 26-week VWAP with acceptance moving under 50% would weaken the present structure.
Current VWAP stack
Volume-weighted price levels
26-week VWAP48.78
-1.13% from close
Swing high47.40
-3.93% from close
13-week VWAP46.75
-5.24% from close
High-activity anchor46.73
-5.29% from close
Year VWAP45.39
-8.00% from close
52-week VWAP40.77
-17.36% from close
Estimated activity position
Activity above and below price
Below price 74%Above price 26%
16%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 · ^BVSPStronger control than reference
Stronger control than reference; control-score gap +42.9 points.
Seller control developing · 31/100
Sector · EnergyBroadly aligned with reference
Broadly aligned with reference; control-score gap +9.6 points.
Buyer control developing · 64/100
Historical VWAP outcomes
Reclaims, losses and similar states
Descriptive outcomes from this ticker's visible history—not a forecast.
Weekly reclaim46% favourable
Events
11
Median 4w
-3.78%
Median 13w
-1.10%
Typical best
+3.64%
Typical worst
-6.64%
Completed occasions when price moved back above the core VWAP.
Weekly loss36% favourable
Events
11
Median 4w
+3.67%
Median 13w
+5.67%
Typical best
+8.95%
Typical worst
-2.10%
Completed occasions when price moved below the core VWAP.
Comparable control states47 matched weeks
Positive after 4w
40%
Median 4w
-1.80%
Positive after 13w
60%
Median 13w
+4.06%
Best / worst 13w
+47.3% / -19.7%
Outcomes after completed weeks with a similar control score and the same side of the core VWAP.
VWAP control history
Completed changes
Core VWAP reclaimed
Price completed the week back above the core VWAP.
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.
Core VWAP reclaimed
Price completed the week back above the core VWAP.
Core VWAP lost
Price completed the week below 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.
SMI
Proprietary completed-week evidence
SMI
See whether the underlying conditions beneath price are strengthening, weakening or holding firm.
Current SMI readSMI is presenting a mixed underlying picture
Price and SMI are not presenting a decisive combined message. The latest reading is based on completed weekly evidence.
0.41 · Mixed
Current stateMixed · 0.41
Latest completed-week SMI reading
DirectionHolding steady
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 0.41 · Mixed
ImprovingHolding steadyWeakening
SMI in context
Historical context is still developing
There are not yet enough comparable completed observations for a responsible outcome summary.
Chart Summary
Key Points
Week Ending
21 Aug 2026
Latest Close
49.34
12-Week Change
7.94%
Trend Signal
Inactive
Next-Week Expectancy
Positive 58.49%
Signal Weeks
6 of 12
Vs Trend Line
Above
Vs Fair Value
Above
Relative Strength
20.66
Market Dynamics
-0.09
Over the latest 12 completed weeks ending 2026-08-21, PETR3 rose 7.94%, moving from 45.71 to 49.34. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is inactive on the latest week and was active in 6 of the last 12 weeks. Relative Strength is 20.66 and has improved across the 12-week window. Market Dynamics is -0.09 on the latest week. Next-week expectancy is positive at 58.49% based on similar historical setup states.
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