Technology Sel SPDR Downtrend Replay (2007-12-26 to 2008-03-10)
Replay a brutal 20.5% drawdown in the tech ETF across 102 daily bars from late 2007 into spring 2008. Walk through each session, face 11 decision points including 4 critical ones, and receive an AI coach review of your simulated choices.
102 daily bars · 11 decision points · 2007-11 to 2008-04 · Stocks
Key facts
This window spans 151 days with a peak-to-trough drawdown of 20.5% and a 8.5% run-up.
- Max drawdown
- −20.5%
- Max run-up
- +8.5%
- Duration
- 151 days
- Largest single-day move
- +4.4%
- Bars
- 102 Daily bars
- Decision points
- 11
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 replay centers on the Technology Select Sector SPDR (XLK) during the late 2000s, a decade defined by tech-sector turbulence and the early tremors of the financial crisis. From 2007-11-16 to 2008-04-15, participants enter a 102-daily-bar environment that mirrors the authentic market conditions of that era. What was at stake was not just capital preservation but understanding how institutional and retail participants alike navigate a landscape where established tech names were suddenly under pressure. The era's significance lies in demonstrating that even sectors considered growth engines are not immune to broad market fear.
The data reveals the brutal arithmetic of this downturn. Starting at 13.16, the ETF closed at 11.25, representing a -14.5% decline over the span. However, the maximum drawdown of 20.5% tells a harsher story—participants would have experienced losses far exceeding the final settlement if they failed to adjust positions dynamically. The largest single-bar move of 4.4% signals that sharp intraday reversals were common, creating environments where emotion could easily override process. Across the replay, 11 decision points emerge, with 4 deemed critical moments where directional conviction would be severely tested.
For decision training, this scenario excels at exposing the gap between knowing risk management in theory and executing it under sustained pressure. The sequence teaches that drawdowns are not linear—they accumulate through compounding losses during the deepest pullbacks. Psychology becomes the ultimate differentiator: participants must practice separating the signal of genuine fundamental deterioration from the noise of panic-driven selling. The four critical decision points serve as compressed stress tests, forcing learners to confront whether their pre-trade rules and position-sizing logic hold when the market offers no easy exits.