Day 100 Is Up Nearly 10% YTD, Bulls Are Smiling

Day 100 of 2026 and the S&P 500 is up a very impressive 9.9% YTD. 22 other times it was up >9% YTD on this day and the rest of the year was higher 86.4% of the time (19 out of 22) and up another 8.1% on average. This does little to change our overall bullish thesis.

Ryan Detrick, CMT on X: "Day 100 of 2026 and the S&P 500 is up a very impressive 9.9% YTD. 22 other times it was up >9% YTD on this day and the rest of the year was higher 86.4% of the time (19 out of 22) and up another 8.1% on average. This does little to change our overall bullish thesis. https://t.co/fXbm4jEYVh" / X

The Standard & Poor’s 500 Index (S&P500) is a capitalization-weighted index of 500 stocks designed to measure performance of the broad domestic economy through changes in the aggregate market value of 500 stocks representing all major industries