As of Q4'25, UPST's P/B Ratio stands at 4.783, marking a decrease from the previous quarter's 6.049. This latest value suggests a moderation in valuation after notable volatility in prior quarters. From Q1'23 to Q4'25, the P/B Ratio for UPST exhibited significant fluctuations, peaking at 12.408 in Q3'24 before declining steadily through to the latest quarter. The trend shows periods of sharp increases, particularly between Q2'24 and Q3'24, followed by a pronounced correction. Overall, the data reflects a volatile valuation environment over the observed period, with the most recent quarters indicating a downward adjustment from earlier highs.