S&P 400 MidCap Uptrend Replay (1997-10-27 to 1997-12-08)
Replay a six-week stretch in late 1997 when the S&P 400 MidCap index fell 3.3% across 60 daily bars, with drawdowns reaching 9.3%. Step into 11 decision points, face 4 critical choices, and receive an AI coach review in this simulated market-replay training.
60 daily bars · 11 decision points · 1997-10 to 1997-12 · Stocks
Key facts
This window spans 87 days with a peak-to-trough drawdown of 9.3% and a 8.6% run-up.
- Max drawdown
- −9.3%
- Max run-up
- +8.6%
- Duration
- 87 days
- Largest single-day move
- −6.4%
- Bars
- 60 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 entered the autumn of 1997 carrying the kind of quiet optimism that often precedes the most instructive trading sessions. From the start of October through late December, the cohort of mid-sized U.S. companies traded within a six-week window that combined a headline-grabbing Asian financial crisis in the background with domestic momentum that had carried equities to repeated highs. For learners, the value of this replay is that the index did not move in a straight line, meaning the real test was not prediction but the quality of choices made when the tape turned uncertain and headlines competed with price action.
Over the 60 daily bars the index drifted from 336 down to 325.04, a modest headline decline of -3.3%, yet that calm surface masked a maximum drawdown of 9.3% and a largest single-bar move of 6.4%. Those two figures do most of the teaching: a mid-cap basket can swing violently inside a range before settling near where it began, punishing anyone who sized positions for the visible trend rather than the hidden volatility. Across 11 decision points, including 4 marked as critical, participants must decide when to act on the trend, when to wait, and when to defend capital, all while the index oscillates around a flat net outcome.
The pedagogical takeaway is that end-of-period results can flatter the journey, and that process matters more than the final print. The 9.3% drawdown and 6.4% single-day lurch are reminders that mid-cap rallies in calm-feeling markets carry real risk, and that a robust framework should include pre-committed exit rules, position sizing tied to volatility, and a written rationale for each of the four critical decisions. In replay, the coach reviews not whether you finished up or down, but whether your decisions were consistent, your risk controlled, and your reactions disciplined when the index moved fastest against you.