Wyckoff: buying the accumulation does not beat buy-and-hold on FIX: -11.8 points a year over 29 years.
Findings derived from the full panel. Each carries its number and its denominator; the computations are reproducible with artifact 11e887f77aa5.
Mechanical approximation: 20-bar range with an 8-bar test window; active accumulation state → long; state lost → flat.
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.
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Finaxion Research (2026). Does Wyckoff: buying the accumulation work on FIX?. Daily backtest 1962-01-01–2026-08-31, artifact 11e887f77aa5. https://finaxion.app/en/research/wyckoff-accumulation/fix
Not a recommendation. Past performance does not guarantee future results.