ResearchBenchmarksOption Pricing Accuracy on SPY 2020Q1 (Moneyness < 1, 28d maturity)Follow1.61IVRMSEJD1.13884.31947.510.6806Feb 1, 2026Evaluation ResultsMethodMethodLinksIVRMSEJDMaturity=28dMaturity=28d2026.021.61SVMaturity=28dMaturity=28d2026.024.13BSMaturity=28dMaturity=28d2026.028.84RLOPMaturity=28dMaturity=28d2026.029.53QLBSMaturity=28dMaturity=28d2026.0213.39