BEL 20 Downtrend Replay (2003-01-02 to 2003-03-12)
Replay 100 trading days across the 2002–2003 BEL 20 slide, a brutal stretch capped by a 32.1% max drawdown. Step through each session, tackle 11 decision points, and let the AI coach break down your risk calls in this simulated market-history drill.
100 daily bars · 11 decision points · 2002-11 to 2003-04 · Stocks
Key facts
This window spans 144 days with a peak-to-trough drawdown of 32.1% and a 32.6% run-up.
- Max drawdown
- −32.1%
- Max run-up
- +32.6%
- Duration
- 144 days
- Largest single-day move
- +9.8%
- Bars
- 100 Daily bars
- Decision points
- 11
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
The replay transports you to the closing months of 2002 and the opening quarter of 2003, when the BEL 20—Belgium's flagship equity gauge—was caught in a sustained, grinding slide. This was no single-session shock but a multi-month retreat that tested every investor's conviction and risk discipline. The scenario spans 100 trading sessions, offering ample room for repeated decision-making under deteriorating conditions. What was at stake was not just capital preservation but the fundamental ability to function as a disciplined participant in an unrelenting downtrend.
The numbers tell a story of concentrated pain. The index opened at 2099.61 and ultimately settled at 1891.14, representing a 9.9% decline over the full window. Yet this headline figure conceals the real test: a maximum drawdown of 32.1% that would have devastated unprotected portfolios, accompanied by sessions featuring moves as large as 9.8%. Eleven decision points are embedded throughout—four of them flagged as critical—forcing participants to act when clarity was scarce and the trend was unmistakably hostile.
What this replay ultimately trains is judgment under duress. Participants must navigate declining prices without succumbing to panic selling or reckless averaging-down, manage position sizes against a 32.1% worst-case drawdown, and maintain process discipline when every session feels like a new low. The educational value lies in confronting the psychological friction of sustained volatility and learning to separate emotional reactions from sound risk management—all within a simulated environment where mistakes become lessons rather than losses.