Core Viewpoint - Analysts' estimates and companies' guidance have weakened since the start of the year, leading to a Q1 estimated total EPS growth rate of 11.5% [1] Summary by Category - **Analysts' Estimates**: There has been a decline in analysts' estimates since the beginning of the year [1] - **Companies' Guidance**: Companies have also provided weaker guidance, contributing to the overall decline in expectations [1] - **EPS Growth Rate**: The estimated total EPS growth rate for Q1 is projected at 11.5% [1]