US National (Case-Shiller, 2000+) Historical Replay: 2018-12 to 2021-05
Replay 30 monthly bars of the U.S. national Case-Shiller index from 2018-12 to 2021-05, watching a 24.8% climb interrupted by a brief pandemic dip. Walk through six decision points day-by-day, face each critical fork, then review your calls with the AI coach in this simulated training environment.
30 monthly bars · 6 decision points · 2018-12 to 2021-05 · Property
Key facts
Peak-to-trough drawdown of 0.2% with a 25.1% run-up.
- Max drawdown
- −0.2%
- Max run-up
- +25.1%
- Largest single-month move
- +2.3%
- Bars
- 30 Monthly bars
- Decision points
- 6
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 late 2018, the U.S. national Case-Shiller home price index sat at 204.67, having already traveled through much of the 2010s recovery decade. The replay begins here, tasking participants with navigating 30 monthly bars that would span the final stretch of one decade and the first half of another—all while a once-in-a-century pandemic loomed on the horizon. What was at stake was not merely a portfolio number, but the ability to stay process-oriented when the world changed overnight.
What unfolded defied the fears of early 2020. Despite headlines screaming economic collapse, the Case-Shiller index weathered the storm with only a 0.2% maximum drawdown—the largest single monthly move being just 2.3%. By May 2021, the index closed at 255.4, delivering a 24.8% cumulative climb across the full 30-bar span. Six decision points punctuated the journey, two of them critical forks where composure and methodology were tested. The pandemic dip was real but shallow and brief in the housing market.
This replay teaches that volatility and catastrophe are not synonyms. The Case-Shiller index never entered freefall, yet participants who abandoned process at the first sign of panic would have missed substantial gains. The scenario sharpens risk calibration—distinguishing between noise and signal—and reinforces that long-term wealth drivers like housing do not evaporate because a new decade begins with a virus. For decision training, the value lies in watching how a market absorbs a shock, holds structure, and continues its trajectory.
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