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Call Ratio Spread 2×3

CSR23CSR23-E1-Xlow_Xhigh

Buy 2 lower calls, sell 3 higher calls (≡ 1×1.5 ratio).

Equivalent to a 1×1.5 ratio. Smaller naked exposure than 1×2 or 1×3.

Pick an expiry and 2 strikes to build the combo.