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Myth-busting

53% win rate, and it still lost money — why win rate lies

NIFTY · Jan – Feb 2024 · 73 trades · 15-min
Disclaimer: For educational purposes only. These are backtested past results, not investment advice. Trading involves risk, and past performance does not guarantee future returns.
query › "Go long NIFTY when the 15-min candle range expands, with a fixed target and stop."
53.4%
Win rate
−421
Net points
−0.42%
Return
73
Trades
−2.15
Sharpe
Cumulative P&L (points · spot)
0-200-400Jan 2024Feb 2024

A 53% win rate sounds like an edge. This NIFTY 15-minute range-breakout strategy won more trades than it lost — and still ended two months in the red.

Winning small, losing big

The wins were frequent but tiny; the losses, though fewer, were larger. Net −421 points over the period, with a negative Sharpe — you were paid poorly for the risk you took.

Win rate lies
A high win rate tells you nothing about profitability. Average win versus average loss — and drawdown — do. A strategy can win 7 of 10 and still bleed if the 3 losses dwarf the 7 wins.

Takeaway

Judge a strategy by its P&L distribution and drawdown, not its hit rate. This one flatters the eye and empties the account.

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