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US National (Case-Shiller, 2000+) Historical Replay: 2015-04 to 2017-09

PropertyNational IndexUSBoom2015-04 to 2017-09Difficulty 2/5FreeView charts

Replay 30 monthly bars of the U.S. national Case-Shiller index from 169.95 to 194.79, a 14.6% climb with minimal 0.1% drawdowns. You make month-by-month decisions across 6 decision points and receive AI coach feedback in this simulated training environment.

30K lines
6Decision points
2Difficulty
monthlyGranularity

30 monthly bars · 6 decision points · 2015-04 to 2017-09 · Property

Key facts

Peak-to-trough drawdown of 0.1% with a 14.6% run-up.

Max drawdown
−0.1%
Max run-up
+14.6%
Largest single-month move
+1.1%
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

How to play
  1. The market advances day by day. You only see candles up to the current day — as if you were really there.

  2. At key decision points choose Buy / Trim / Exit / Hold. Each decision advances the timeline by one day.

  3. 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

This scenario replays 30 monthly bars of the U.S. national Case-Shiller home price index, spanning from April 2015 to September 2017. The period falls squarely within the post-crisis recovery decade of the 2010s, when housing markets had stabilized but uncertainty lingered about sustainability and policy direction. Participants face the challenge of navigating a market characterized by steady appreciation but limited short-term volatility, requiring disciplined position management across 6 decision points, including 2 critical junctures.

The index climbed from 169.95 to 194.79, delivering a total return of 14.6%. The journey was remarkably smooth, with an almost negligible maximum drawdown of just 0.1%. The largest single monthly advance measured a modest 1.1%, indicating a low-volatility environment that tested participants' ability to maintain conviction in a gradually rising market rather than chase short-term fluctuations.

For decision training, this replay demonstrates how low volatility itself becomes a psychological test. When drawdowns are microscopic and price action is subdued, the temptation may arise to overtrade or second-guess a holding strategy. The 6 decision points across this tranquil climb offer a sandbox for practicing position sizing, rebalancing discipline, and emotional regulation under conditions where market feedback provides little urgency. Mastering such environments builds the composure needed when high-stakes volatility eventually returns.