What Happened After The Last Time The S&P 500's Forward P/E Was This High

1. S&P 500's forward P/E ratio is at 22.9x, above historical average. 2. High valuations raise concerns about potential market corrections. 3. Earnings growth expected to remain strong through 2027. 4. Market sell-offs are unpredictable and difficult to time profitably. 5. Previous high P/E in 2020 didn't hinder significant index growth.