Markets & Economy A Once-in-a-Decade Opportunity: 1 Magnificent S&P 500 Stock Down 41% to Buy Right Now September 7, 2026 · 9:25 am 1 sources Image: Yahoo Finance ad slot · in-content video 16:9 Coverage More coverageA Once-in-a-Decade Opportunity: 1 Magnificent S&P 500 Stock Down 41% to Buy Right NowYahoo Finance · September 7, 2026 09:25