Regulation · Jakarta Composite Index (1998)
Replay 150 daily bars of Jakarta Composite Index volatility from June 1998 to January 1999, including a 47.4% drawdown. You navigate 26 decision points, receive an AI coach review, and learn through simulated capital only.
150 daily bars · 26 decision points · 1998-06 to 1999-01 · Stocks
Key facts
This window spans 217 days with a peak-to-trough drawdown of 47.4% and a 78.3% run-up.
- Max drawdown
- −47.4%
- Max run-up
- +78.3%
- Duration
- 217 days
- Largest single-day move
- +10.7%
- Bars
- 150 Daily bars
- Decision points
- 26
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 the summer of 1998, Indonesia faced the wreckage of the Asian financial crisis. The Jakarta Composite Index became a testing ground for investors navigating bank restructuring policies designed to stabilize a battered financial system. From June 1998 to January 1999, participants in this replay face the formidable challenge of making decisions through a period when regulatory changes could shift market dynamics overnight.
The index closed the 150-day window at 436.19, up 6.1% from its starting point of 411.07. This headline figure conceals the brutal journey between those numbers: a maximum drawdown of 47.4% tested every trader's conviction, while the largest single-bar move of 10.7% demonstrated how quickly sentiment could reverse. Navigating 26 decision points, including 9 critical junctures, required participants to act decisively when volatility peaked.
This replay distills essential lessons in risk management and emotional discipline. The gap between modest net gains and devastating intermediate losses reveals why position sizing and drawdown awareness matter more than chasing percentage returns. The single-bar swings teach humility about prediction and the value of having contingency plans. For anyone training to make decisions under uncertainty, this 1990s Indonesian episode offers a rigorous classroom where process and psychology matter as much as market knowledge.
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