Commodity Shock · Bovespa Index (2008)
The 2008 Bovespa Index plunged from 70027 to 35128, a brutal -49.8% collapse driven by the global commodity shock. Replay each daily bar across 25 decision points, weigh your moves, and receive an AI coach review of your simulated choices.
144 daily bars · 25 decision points · 2008-05 to 2008-12 · Stocks
Key facts
This window spans 204 days with a peak-to-trough drawdown of 60.0% and a 36.8% run-up.
- Max drawdown
- −60.0%
- Max run-up
- +36.8%
- Duration
- 204 days
- Largest single-day move
- +14.7%
- Bars
- 144 Daily bars
- Decision points
- 25
Every figure above is computed programmatically from this replay’s own candle series — no editorial input, no LLM. Methodology: Methodology
The market advances day by day. You only see candles up to the current day — as if you were really there.
At key decision points choose Buy / Trim / Exit / Hold. Each decision advances the timeline by one day.
After settlement you get a six-dimension score and an AI coach review. Your result enters the scenario leaderboard.
Event Replay
What happened — and what it teaches
In May 2008, the Bovespa Index represented Latin America's largest equity market, basking in a years-long commodity supercycle that had rewarded investors handsomely throughout the 2000s. Brazil's resource-rich economy sat at the center of global oil and mineral demand, drawing international capital to São Paulo. Yet as Lehman Brothers teetered and credit markets seized, the stage was set for a swift and brutal reversal that would test every participant in this market.
The numbers tell a stark story. Across just 144 trading days spanning May 14 to December 4, 2008, the index plummeted from 70027 to 35128—a -49.8% collapse. Maximum drawdown reached an agonizing 60.0%, while volatility manifested in single-day moves as large as 14.7%. Participants faced 25 decision points, with 9 designated as critical moments where positioning decisions carried outsized consequences.
This replay demands more than historical recognition—it requires navigating chaos without hindsight. The scale of drawdown challenges position-sizing discipline and forces reckoning with how much loss one can stomach. The 14.7% single-bar moves test whether traders follow pre-committed risk rules or capitulate to emotion. With nine critical junctures, the scenario teaches that survival belongs not to those who predicted the bottom, but to those who managed exposure systematically throughout the decline.
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