S&P 400 MidCap Downtrend Replay (1990-07-16 to 1990-08-23)
Replay a 19.6% midCap correction across 58 daily bars from June to September 1990. You step through each authentic session, face 11 decision points, and receive an AI coach review of your choices in a fully simulated training environment.
58 daily bars · 11 decision points · 1990-06 to 1990-09 · Stocks
Key facts
This window spans 83 days with a peak-to-trough drawdown of 19.6% and a 7.1% run-up.
- Max drawdown
- −19.6%
- Max run-up
- +7.1%
- Duration
- 83 days
- Largest single-day move
- −3.7%
- Bars
- 58 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 S&P 400 MidCap index in the summer of 1990 represented the heart of American mid-cap equity market. This period arrived amid broader economic uncertainty, with the US economy navigating post-energy-shock adjustments and evolving monetary policy debates. For traders and investors, this was a period where understanding how to navigate corrections in the mid-cap space was critical for portfolio preservation.
From June 22 to September 13, 1990, the S&P 400 MidCap index declined from 109.83 to 95.95, a loss of -12.6%. The correction proved deeper in intra-period terms, with maximum drawdown reaching 19.6%. Volatility manifested in single-day moves as large as 3.7%. Across 58 daily bars, participants faced 11 decision points, with 4 deemed critical inflection moments where positioning choices carried heightened consequence.
This replay teaches the importance of disciplined risk management in volatile environments. The 19.6% drawdown illustrates how quickly market conditions can deteriorate, while the 3.7% single-bar swings test emotional composure and decision quality under pressure. Navigating 11 decision points, particularly 4 critical junctures, requires traders to balance analytical rigor with psychological resilience. The scenario rewards those who approach each session with clear process, defined risk parameters, and the adaptability to revise views as authentic price action unfolds.
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