Interface's significant beat on both EPS and sales estimates for Q4 is likely to positively impact investor sentiment and the stock price in the short term. The substantial outperformance compared to analyst expectations, especially in EPS, which saw a 78.26% beat, indicates strong operational efficiency and could lead to upward revisions in future earnings forecasts. However, the 3.12% decrease in sales year-over-year might temper some of the positive momentum.