Full preview · demonstration case

Frozen, internally consistent values to try the experience. In a real generation, every claim receives sources, calculations and a date from the harness.

Research CompoundDemonstration data

Asset Dossier

PETR4

Petroleo Brasileiro S.A.

Oil, gas and biofuels

Data through Jul 28, 2026

The reading that connects business, numbers and tensions before the detail chapters.

In the demonstration case, the asset represents 18.4% of the entered portfolio. The Dossier uses that data only to explain personal relevance, without suggesting any change.

Reference

R$38.42

+0.82% today

01 · Overview

The reading before the details

The reading that connects business, numbers and tensions before the detail chapters.

Agent summary

What deserves attention in this Dossier

The central reading of this demonstration case is a company with strong operating generation whose earnings quality still depends on variables it does not control: international oil prices, the exchange rate and investment discipline. Across the four fiscal years shown, revenue and profit do not advance in a straight line; net margin remains robust but retreats from the period's peak. That matters because current profit can look stable while the mix of price, volume and cost shifts underneath it.

In the market, PETR4 ends the comparable window 11.8% above its starting point, against 6.4% for the Ibovespa — a gap of 5.4 percentage points. That measurement describes the past and creates no future direction. Valuation appears below the sector median in the demonstration case, but a multiple discount does not mean a cheap asset: governance, pricing policy, the commodity cycle and capital intensity also feed into that gap.

The agent cross-checked fundamentals, historical trajectory, benchmark, peers, news and five risk mechanisms. The most valuable point is not a binary conclusion; it is seeing which assumptions support the current result and which signals would change the reading.

15 claims audited · 13 supported · 1 partial · 1 conflicting

Reference price

R$38.42

Price / Earnings

5.1×

EV / EBITDA

3.4×

Net margin

18.6%

Net debt / EBITDA

0.82×

Gap vs. Ibovespa

5.4%

Relative performance

PETR4 versus Ibovespa

Base 100 on the first shared trading day · not a projection

PETR4 11.8% Ibovespa 6.4%

Jul 28, 2025Jul 28, 2026

Agent analysis

The result comes from five engines, not from a single price

What the data shows

The business combines exploration and production, refining and marketing. Revenue and cash respond to volume, oil, the exchange rate, lifting cost and investment discipline; looking only at Brent leaves part of the mechanism invisible.

Evidence

The operating registry describes an integrated company and the exposure map connects international prices, the exchange rate and pricing policy. The data do not allow attributing the result to only one of those variables.

How the agent interprets it

Integration can dampen moves in one stage of the chain, but it does not remove exposure to the cycle. When price, currency and volume move together, the leverage on the result tends to be larger; when they diverge, the composition of profit matters more than the total. That is why the research separates the operating engine from the external effect.

Why this matters

The reading lets you track which variables explain a change before reacting to the final number. A stable profit produced by higher prices and lower volume has a different quality from a stable profit produced by efficiency. That distinction does not say what to do; it defines what to investigate.

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Agent analysis

Personal relevance is context, not a recommendation

What the data shows

In the demonstration case, PETR4 represents 18.4% of the entered portfolio. That weight does not change the company's fundamentals, but it changes the size of the impact on the user's capital.

Evidence

The weight comes from the entered portfolio and stays separate from the asset's public data. No target weight is created.

How the agent interprets it

The same volatility has different consequences for someone holding a small or a relevant slice. Personalizing relevance makes it possible to explain where to deepen understanding without stating that the position is suitable or unsuitable. The limit is deliberate: personal context does not become a prescription.

Why this matters

The Dossier makes clear why a given assumption deserves attention for this person. It does not replace the decision, a formal risk profile or a recommendation from a licensed professional. Its usefulness lies in organizing what needs to be understood.

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02 · Business and drivers

How the company produces results

How the company produces results and which external variables run through that production.

Economic model

Five intersecting drivers

Volume

Price

Exchange rate

Cost

Capital

Structural exposures

International oil price

Affects exploration and production revenue and also the economic reference for refined products.

BRL/USD exchange rate

A relevant share of revenue tracks dollar references, while costs and obligations have a mixed composition.

Pricing policy and regulatory environment

Pricing, investment and distribution decisions can change how operating results convert into cash for shareholders.

Agent analysis

Oil, currency and capital decisions can reinforce the same move

What the data shows

The map identifies three structural exposures: oil, the exchange rate and pricing/investment policy. They can offset or reinforce one another, depending on the observed combination.

Evidence

The exposures come from the business model and the financial metrics; they are not projections about the direction of those variables. The Dossier assigns no probability to any shock.

How the agent interprets it

A drop in oil with a weaker real can produce effects with different signs. Lower oil, higher costs and rising investment, on the other hand, would tend to pressure cash conversion through the same mechanism. The analysis needs to watch the combination and the speed, not a single variable.

Why this matters

The map turns "oil risk" into a verifiable chain of causes and effects. That allows tracking mitigants and deterioration signals before the consolidated result. It remains an observation of exposure, without prescribing action.

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03 · Fundamentals

Trajectory, benchmark and peers

Historical trajectory, price versus benchmark and peer comparison, with no cheap-or-expensive shortcuts.

Comparable trajectory

Fundamentals rebased to 100

Each series starts at 100 so their direction can be compared

RevenueNet incomeNet margin

Revenue · 2025

512.6 BRL bn

Net income · 2025

95.4 BRL bn

Net margin · 2025

18.6%

Asset versus peer median

Position does not mean expensive, cheap, better or worse

P/E
#2 of 8
Asset
5.1
Median
7.4
Distance
-31.1%
EV/EBITDA
#3 of 8
Asset
3.4
Median
4.9
Distance
-30.6%
Net margin
#2 of 8
Asset
0.19
Median
0.13
Distance
40.9%
Debt/Equity
#3 of 8
Asset
0.31
Median
0.46
Distance
-32.6%

Metric	Asset	Median	Position	Distance
P/E	5.1	7.4	#2 of 8	-31.1%
EV/EBITDA	3.4	4.9	#3 of 8	-30.6%
Net margin	0.19	0.13	#2 of 8	40.9%
Debt/Equity	0.31	0.46	#3 of 8	-32.6%

A divergence the agent did not resolve for you

The asset outperformed the benchmark over the illustrative window while net margin retreated across four periods.

Market

PETR4 advanced 11.8% against 6.4% for the Ibovespa.

Fundamentals

Net margin went from 29.4% to 18.6% over the historical period.

Agent analysis

Revenue grows again, but still below its historical peak

What the data shows

Illustrative revenue goes from R$490.8 bn in 2024 to R$512.6 bn in 2025, up 4.4%. Even so, it remains below the R$641.3 bn observed in 2022.

Evidence

The series uses the four comparable periods from the same provider. The annual growth calculation divides current revenue by the prior year and subtracts one.

Revenue change between 2024 and 2025

current revenue ÷ prior revenue − 1

4.4%

How the agent interprets it

The annual improvement interrupts the sequence of declines, but a single advance does not establish a new trend. A level still below the peak suggests that price, currency or operating mix changed in a relevant way. The next analytical step is to decompose growth between volume and price, not to extrapolate the rate.

Why this matters

Revenue growth only adds quality when it converts into margin and cash. Tracking the decomposition helps distinguish an operating recovery from a nominal effect. That avoids treating every revenue increase as economically equivalent.

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Agent analysis

Margin retreats even with the latest revenue rising

What the data shows

Illustrative net margin falls from 29.4% in 2022 to 18.6% in 2025. In the latest period, R$95.4 bn of net income over R$512.6 bn of revenue supports the 18.6% margin.

Evidence

Income and revenue come from the same statement and the same period. The margin is a reproducible calculation, with no model estimate.

Net margin of the latest period

net income ÷ revenue

18.6%

How the agent interprets it

The compression shows that profit retained a smaller share of revenue over the window. That may reflect cycle normalization, costs, mix or non-operating items; the aggregate data do not isolate a single cause. The correct conclusion is a tension to investigate, not a presumed future deterioration.

Why this matters

Margin helps measure the quality of economic conversion, especially in cyclical companies. If revenue grows and margin keeps slipping, business volume may hide lower efficiency per unit sold. The useful signal is in the combination, not in each line on its own.

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Agent analysis

The asset outperformed the benchmark over the measured window

What the data shows

On a base of 100 and on shared trading days, PETR4 ends the window at 111.8 and the Ibovespa at 106.4. The difference in change is 5.4 percentage points.

Evidence

Both series use the same first day and the same trading days. The result comes from three deterministic calculations: asset return, benchmark return and the difference between them.

Difference in change between PETR4 and the Ibovespa

asset change − benchmark change

5.4%

How the agent interprets it

The comparison shows past relative performance, not a trend or a technical signal. The divergence from the falling margin indicates that price and accounting results did not move in the same direction over the period. That decoupling may reflect expectations, cash distribution or a change in perception, but the series alone does not prove which.

Why this matters

Separating price from fundamentals reduces the risk of using appreciation as proof of operating improvement. The measurement creates an investigable question: which assumption changed for the market while margin retreated? The answer must come from events and statements, not from the shape of the curve.

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Agent analysis

Multiples below the median carry an explanation, not a verdict

What the data shows

The illustrative P/E of 5.1x sits 31.1% below the peer median of 7.4x. EV/EBITDA and debt to equity also appear below the median in the comparable set.

Evidence

The comparison uses the same metric and the same point in time for the asset and its peers. The P/E distance was calculated by the harness.

Distance of the P/E from the sector median

asset P/E ÷ median P/E − 1

-31.1%

How the agent interprets it

The gap may embed cycle, regulatory risk, governance, capital policy or operating composition. A lower multiple is not automatically an exploitable economic discount, just as a higher multiple does not prove excess. The professional reading is to identify which risks and expectations appear to be priced in.

Why this matters

The investor gains a list of verifiable hypotheses to explain the difference. If margin, cash and regulatory risk change, the comparison needs to be redone. The number is a starting point for research, not a buy rating.

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04 · Risks

From label to mechanism

Exposure, mechanism, mitigants and the signals that would change the reading.

Relevance × confidence map

high confidencelow confidencehigher relevance →

Conversion of revenue into margin

The latest revenue grows 4.4%, but net margin falls to 18.6%. If costs, mix or expenses grow faster than revenue, profit retains a smaller share of sales.

The oil cycle

A lower reference price over a prolonged period reduces the potential revenue from production, especially if volume and the exchange rate do not compensate.

Pricing, investment and distribution policy

Changes in rules or priorities can alter the realized price, capital intensity and the share of cash available for distribution.

A simplistic reading of the multiple

Interpreting a P/E below the median as proof of a low price ignores differences in cycle, risk and earnings quality.

Incomplete decomposition of volume, price and cost

The aggregate data explain the trajectory of revenue and margin, but they do not isolate how much came from volume, price, currency and non-recurring items.

high

Operations·observed exposure

Conversion of revenue into margin

The latest revenue grows 4.4%, but net margin falls to 18.6%. If costs, mix or expenses grow faster than revenue, profit retains a smaller share of sales.

Buffers

Integration across exploration, refining and marketing.
Illustrative leverage below one times EBITDA.

Deterioration signals

Another margin decline with stable or growing revenue.
Higher unit cost without a volume offset.

high

Sector·conditional

The oil cycle

A lower reference price over a prolonged period reduces the potential revenue from production, especially if volume and the exchange rate do not compensate.

Buffers

Revenue from different links of the chain.
Possible currency offset, which is not guaranteed.

Deterioration signals

A lower reference price combined with a production revision.
Operating cash generation below investment.

high

Regulatory·conditional

Pricing, investment and distribution policy

Changes in rules or priorities can alter the realized price, capital intensity and the share of cash available for distribution.

Buffers

Public disclosure of policies and investment plans.
Corporate governance and periodic reporting.

Deterioration signals

A policy change without a verifiable economic metric.
Rising investment without transparency on the expected return.

medium

Valuation·observed exposure

A simplistic reading of the multiple

Interpreting a P/E below the median as proof of a low price ignores differences in cycle, risk and earnings quality.

Buffers

Simultaneous comparison of margin, leverage and peers.
Explicit hypotheses behind the gap.

Deterioration signals

Profit retreats while the multiple looks stable because of a lag.
Peers stop being operationally comparable.

medium

Data quality·not determined

Incomplete decomposition of volume, price and cost

The aggregate data explain the trajectory of revenue and margin, but they do not isolate how much came from volume, price, currency and non-recurring items.

Buffers

The next operating release may fill part of the gap.

Deterioration signals

The gap persists after new statements.

05 · Events

News only enters when it changes an assumption

A timeline filtered by change in assumptions, not by headline volume.

Jul 25, 2026high

Operating update details production and unit cost

The demonstration event adds data to separate volume from efficiency ahead of the next results.

Demonstration source

Jul 18, 2026high

Statement clarifies the criteria of the pricing policy

The demonstration publication makes it possible to compare the realized price with declared economic references.

Demonstration source

Jul 10, 2026medium

Calendar confirms the next earnings release

The date creates the next objective window to review margin, cash, debt and investment.

Demonstration source

Agent analysis

Recent news matters when it changes an assumption

What the data shows

The case brings three events: an operating update, a pricing-policy discussion and an earnings calendar. Temporal proximity does not demonstrate that they caused the price move.

Evidence

Each event preserves its date, outlet and summary. The analysis links the event only to the assumptions it can change.

How the agent interprets it

A production update speaks to volume and efficiency; pricing policy speaks to margin and governance; quarterly results offer a new snapshot of both. The informational value comes from that link with the economic model. News volume without a change in assumptions remains noise.

Why this matters

The timeline helps prioritize reading without turning a headline into a signal. The investor can check whether the event adds new data, confirms something already measured or merely repeats a narrative. That filter is one of the differences between monitoring and reacting.

Demonstration sourceDemonstration sourceDemonstration source

06 · Scenarios

Three lenses, no forecast

Three educational lenses, with no probability, forecast or price target.

01conditional

Favorable operations

If volume and efficiency improve while price and the exchange rate stay in ranges that preserve revenue, margin may stabilize even without returning to its historical peak. This scenario describes conditions, not an expectation.

Assumptions

Unit cost does not grow faster than revenue.
Investment keeps discipline and return transparency.
Realized price does not materially decouple from the economic reference.

Observable signals

Operating margin stabilizes for two comparable periods.
Cash generation grows faster than revenue.
Volume and unit cost improve at the same time.

02conditional

Conditions continue

If price, volume and the exchange rate remain close to current ranges, the reading tends to stay dependent on revenue-to-margin conversion and on capital policy. The main new information would come from the decomposition of results.

Assumptions

No relevant oil or currency shock.
Pricing and investment policies remain stable.
Revenue grows near the most recent pace.

Observable signals

Revenue and margin move within recent ranges.
Leverage remains below one times EBITDA.
No material revision of the investment plan.

03conditional

Adverse pressure

If oil retreats, unit cost rises and investment consumes a larger share of cash at the same time, margin compression may intensify. The scenario assigns no probability and may be cushioned by currency, volume or integration.

Assumptions

A lower reference price over a prolonged period.
Higher unit cost and capital intensity.
Volume does not offset the other effects.

Observable signals

Net margin retreats again with stable revenue.
Operating cash falls below investment.
Leverage grows for two comparable periods.

07 · Monitor

The analysis continues after delivery

Observable signals to update the analysis as new facts arrive.

Revenue, net margin and operating cash in the same comparable period.

Production and unit cost, separating the volume effect from efficiency.

Realized price versus the international reference and the disclosed policy.

Investment made versus plan and operating cash generation.

Net debt / EBITDA and its composition by currency.

Distance of the multiples from truly comparable peers.

Regulatory events that change price, governance or capital allocation.

Questions that deepen this Dossier

08 · Conclusion

What remains after crossing every layer

Agent conclusion

A cash-strong company, but inseparable from the cycle and from governance

The demonstration case does not deliver a buy or sell label. It shows a tension: the asset outperformed the Ibovespa over the measured window and trades below the median of multiples, while net margin retreats across the series. The most useful interpretation is to monitor the quality of revenue-to-cash conversion, the decomposition between price and volume, and capital decisions. If those assumptions change, the Dossier needs to be updated — not defended.

Limit of this analysis

This is a demonstration case with frozen data and does not represent a current quote, recommendation or analysis. In the real product, sources, periods, calculations and gaps are updated at generation time.

Revenue grows again by 4.4%, but net margin falls to 18.6%.

PETR4 outperforms the Ibovespa by 5.4 p.p. over the window, without that proving future direction.

Oil, currency and governance can dampen or reinforce the same move.

Could not determine · revenue decomposition

The demonstration case does not fully separate volume, price, currency and non-recurring items.

Could not determine · consensus estimates

The Dossier does not use projections without a comparable methodology and period.

Continue with the full context

Challenge the assumptions instead of starting another conversation from scratch.

The agent receives this Dossier, its sources, calculations, risks and gaps. It can deepen a hypothesis without turning the analysis into a recommendation.

Metric

Asset

Median

Position

Distance

P/E

5.1

7.4

#2 of 8

-31.1%

EV/EBITDA

3.4

4.9

#3 of 8

-30.6%

Net margin

0.19

0.13

#2 of 8

40.9%

Debt/Equity

0.31

0.46

#3 of 8

-32.6%