The substantial beat on both earnings per share and sales estimates for Q1 2024 suggests that El Pollo Loco Holdings is performing well above market expectations. This outperformance, especially when it significantly exceeds analyst estimates, is typically viewed positively by investors and can lead to upward pressure on the stock price in the short term. The reported growth over the same period last year further reinforces the company's positive trajectory, likely enhancing investor confidence in its operational and financial health.