The latest data point for MCD's P/S Ratio in Q1'26 stands at 33.89, marking a substantial surge from the previous quarter's 8.8 and reflecting heightened market valuation relative to sales in this period. Over the timeframe from Q2'23 to Q1'26, the P/S Ratio exhibited relative stability, fluctuating between a low of 7.51 in Q1'24 and a high of 8.8 in Q4'25, with an overall mild upward trend averaging around 8.2 in the earlier years before the dramatic spike in Q1'26; this pattern suggests consistent investor confidence in MCD's revenue generation until the recent outlier, potentially driven by forward-looking growth expectations or market dynamics.