Trade the spread between two correlated instruments. When correlation breaks, the spread is expected to revert, go long the underperformer, short the outperformer.
Indicators Used
Rules
๐ Pairs Entry
- Select two instruments with correlation > 0.80
- Confirm cointegration (Engle-Granger or Johansen test)
- Calculate spread Z-Score
- When Z-Score > 2.0: Short the outperformer, Long the underperformer
- When Z-Score < -2.0: Reverse the positions
- Exit when Z-Score returns to 0
๐ก Pro Tip
Classic pairs: XAU/XAG, CL/BZ, ES/NQ, AAPL/MSFT. Always verify cointegration before trading. Correlation alone is insufficient.