Coke Historical Replay: 2021-01 to 2021-05
Replay 66 daily bars of the 2021 ferrous coke surge, where prices climbed 10.0% before a 22.8% drawdown tested every trader's nerves. Step through each session, face 12 decision points, and receive an AI coach review of your simulated calls.
66 daily bars · 12 decision points · 2021-01 to 2021-05 · Commodities
Key facts
This window spans 104 days with a peak-to-trough drawdown of 22.8% and a 38.6% run-up.
- Max drawdown
- −22.8%
- Max run-up
- +38.6%
- Duration
- 104 days
- Largest single-day move
- +7.4%
- Bars
- 66 Daily bars
- Decision points
- 12
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 opening bars of 2021 found commodities traders navigating one of the decade's most volatile raw material environments. This replay drops you into the ferrous coke market across 66 daily trading sessions spanning January 28 to May 12, a period when supply disruptions and demand recovery created textbook commodity shock conditions. Twelve decision points—four of them critical inflection moments—await your analysis.
The price trajectory tells a cautionary tale: an initial climb carried quotes from 2,605 to 2,865, a modest 10.0% advance that masked treacherous undercurrents. Beneath that surface gain lurked a 22.8% maximum drawdown that would have tested any portfolio's risk management framework. The largest single session move of 7.4% reminds traders that volatility clusters in commodity markets, punishing those who underestimate tail risk.
This scenario forces you to confront the tension between early gains and the psychological strain of drawdowns that dwarf the initial profit. Twelve decision points demand disciplined risk management and emotional regulation. Success requires distinguishing between temporary setbacks and fundamental market shifts—without the hindsight that makes post-trade analysis so much easier. It is precisely this uncertainty that makes the ferrous coke surge of 2021 a valuable classroom for developing decision-making discipline.
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