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Finaxion Research · Stochastic: oversold cross (14, 3) · forex pairs · Recomputed 2026-09-10

Does Stochastic: oversold cross (14, 3) work on GBP/USD?

Stochastic: oversold cross (14, 3) does not beat buy-and-hold on GBP/USD: -0.1 points a year over 23 years.

Total return
-22.5%
Buy and hold
-21.2%
CAGR
-1.1%
Sharpe
-0.73
Max drawdown
-35.6%
Trades
324
Out of sample
overfit
Years
23
0.7×0.9×1×1.2×200420062008201020122014201620182020202220242026
StrategyGBP/USD

Findings

  1. Stochastic: oversold cross (14, 3) does not beat buy-and-hold on GBP/USD: -0.1 points a year over 23 years.
  2. Against the S&P 500 over the same window: -12.1 points a year.
  3. Total return -22.5% versus -21.2% for buy-and-hold, with 324 trades.
  4. The result does not hold out of sample: it is overfit.
  5. Maximum drawdown -35.6%.
  6. It did not beat before 2015 and started afterwards.
  7. It ranks #210 of 235 markets for this strategy by annual excess over the S&P 500.

Findings derived from the full panel. Each carries its number and its denominator; the computations are reproducible with artifact f4bff284709b.

Exactly what was tested

%K(14) crosses above %D(3) in the oversold zone → entry. Held until %K exceeds 80 → exit.

How to read it

The verdict compares the strategy with buying and holding GBP/USD over the same window, with round-trip costs per asset class. “Out of sample” is walk-forward: the rule is fit on one stretch and judged on the next. A result that beats in the full sample but not out of it is overfit. Full methodology in the protocol. How we test.

Open this backtest with its trades   Trades (CSV)

Every strategy on GBP/USD → · Full page for Stochastic: oversold cross (14, 3) →

How to cite

Finaxion Research (2026). Does Stochastic: oversold cross (14, 3) work on GBP/USD?. Daily backtest 1962-01-01–2026-08-31, artifact f4bff284709b. https://finaxion.app/en/research/stochastic-oscillator/gbpusd

Not a recommendation. Past performance does not guarantee future results.