A real stock. A hidden window from market history. Prices rebased so you can't cheat.
Commit Long or Flat before each daily bar prints — the server scores you against
buy-and-hold and SPY, then reveals what you were actually trading.
Equity $100,000
Return +0.0%
Bar —
Position flat
One decision per bar, applied close-to-close, server-scored — the future bars never
leave the server, so there's no peeking. 40 decisions per round.
The reveal
You
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Buy & hold
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SPY same window
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Your edge
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Arena score
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🏆 Season leaderboard
Loading the season…
Simulation. The Time Machine replays historical market data for practice
and entertainment; results are hypothetical, involve no real money, and are not indicative of future
performance or investment advice. QuantLogix is not a registered investment adviser.