Bubble · Shanghai Composite Index (2023)
Replay 144 daily bars of the Shanghai Composite from December 2022 through July 2023 as the AI concept bubble swelled and then burst. Make your own calls at 25 decision points across an educational simulation, then review each choice with the AI coach.
144 daily bars · 25 decision points · 2022-12 to 2023-07 · Stocks
Key facts
This window spans 217 days with a peak-to-trough drawdown of 7.2% and a 11.5% run-up.
- Max drawdown
- −7.2%
- Max run-up
- +11.5%
- Duration
- 217 days
- Largest single-day move
- +2.1%
- Bars
- 144 Daily bars
- Decision points
- 25
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 Shanghai Composite Index entered a tumultuous phase as AI-related sentiment swept through Chinese markets from December 2022 through July 2023. Over 144 trading days, participants navigate 25 decision points—9 of them marked as critical—wrestling with the euphoria surrounding AI concepts and the inevitable corrections that followed. The simulation captures a period when investor attention fixated on futuristic narratives, creating pockets of speculative excess that challenged even seasoned participants. This is the backdrop against which every trade decision in the replay must be evaluated.
The headline number tells a deceptively flat story: the index closed at 3169.52 on July 20, 2023, virtually unchanged from 3168.65 at the start. Yet this apparent stability obscures a 7.2% maximum drawdown and a largest single-day move of 2.1%, revealing a market that churned beneath its calm surface. Participants who chased early momentum found themselves caught in sharp reversals, while those who mistook sideways movement for stability missed emerging opportunities. The real challenge was not predicting direction but surviving the emotional whiplash of a market that went almost nowhere yet demanded constant calibration.
This replay exposes critical decision-making traps. The flat close demonstrates how narrative-driven markets can generate tremendous activity without producing directional opportunity. Decision trainers must confront the psychological cost of engagement without progress and the temptation to force action where patience serves better. The 9 critical decision points throughout the period test whether participants can maintain disciplined process when headlines scream urgency and the underlying price action offers little reward for participation.