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Finaxion Research · RSI 14: buy oversold (30/70) · single stocks · Recomputed 2026-09-10

Does RSI 14: buy oversold (30/70) work on FIX?

RSI 14: buy oversold (30/70) does not beat buy-and-hold on FIX: -11.1 points a year over 29 years.

Total return
574.9%
Buy and hold
×121
CAGR
6.8%
Sharpe
0.25
Max drawdown
-82.6%
Trades
54
Out of sample
overfit
Years
29
1×10×100×1998200120042007201020132016201920222025
StrategyFIX

Findings

  1. RSI 14: buy oversold (30/70) does not beat buy-and-hold on FIX: -11.1 points a year over 29 years.
  2. Against the S&P 500 over the same window: -2.7 points a year.
  3. Total return +574.9% versus ×121 for buy-and-hold, with 54 trades.
  4. The result does not hold out of sample: it is overfit.
  5. Maximum drawdown -82.6%.
  6. It beat before 2012 and stopped afterwards.
  7. It ranks #61 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 4941ce415f47.

Exactly what was tested

RSI(14) crosses below 30 → entry. RSI(14) crosses above 70 → exit. Next-close execution.

How to read it

The verdict compares the strategy with buying and holding FIX 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 FIX → · Full page for RSI 14: buy oversold (30/70) →

How to cite

Finaxion Research (2026). Does RSI 14: buy oversold (30/70) work on FIX?. Daily backtest 1962-01-01–2026-08-31, artifact 4941ce415f47. https://finaxion.app/en/research/rsi-14-oversold/fix

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