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New York Historical Replay: 2019-07 to 2021-12

PropertyCity IndexUSBoom2019-07 to 2021-12Difficulty 3/5FreeView charts

Replay New York property markets across 30 monthly bars from 2019-07 to 2021-12, capturing a 26.7% close-to-close climb with just 0.1% drawdown. Work through 6 decision points day-by-day and receive an AI coach review in a simulated, educational environment.

30K lines
6Decision points
3Difficulty
monthlyGranularity

30 monthly bars · 6 decision points · 2019-07 to 2021-12 · Property

Key facts

Peak-to-trough drawdown of 0.1% with a 26.7% run-up.

Max drawdown
−0.1%
Max run-up
+26.7%
Largest single-month move
+2.1%
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

The New York City property market between mid-2019 and end of 2021 presents a distinctive trading environment spanning 30 monthly intervals. This period captured the tail end of a pre-pandemic expansion followed by an extraordinary post-COVID recovery, placing participants at the intersection of two vastly different economic conditions. The analysis covers the 2010s and 2020s decades, requiring traders to navigate shifting monetary policy and evolving market fundamentals without the benefit of hindsight.

The closing values demonstrate a substantial 26.7% appreciation from 200.81 to 254.36 over the study period. What distinguishes this performance is the remarkably constrained volatility—the maximum drawdown measured just 0.1% while the largest single monthly swing reached only 2.1%. These statistics suggest a market that offered steady appreciation with limited downside exposure, presenting a favorable risk-reward profile for systematic approaches.

The scenario's value lies in examining how one maintains disciplined execution during extended uptrends. Six decision points throughout the replay, two designated as critical junctures, test a trader's ability to manage positions through varying market conditions without abandoning established processes. The minimal drawdown figure demonstrates that volatility management remains achievable even during periods of substantial price appreciation. Success in this environment hinges on adhering to systematic rules rather than reacting to short-term fluctuations, as emotional responses to market movements frequently undermine otherwise sound strategies.