Key points
Average monthly S&P 500 return by size of the 10-year real-yield move ｜ -1.4% for a 1-2 sigma rise, -4.2% for over 2 sigma
Image source: @AzizSunderji
2026-09-25
S&P 500 Falls 4.2% on Average in Months When Real Yields Jump Over 2 Std Devs