Is IDFC First Bank overvalued or undervalued?

As of 17 October 2025, the valuation grade for IDFC First Bank has moved from expensive to very expensive, indicating a significant shift in its perceived market value. The bank is currently considered overvalued. Key ratios include a PE ratio of 44.86, a price to book value of 1.52, and a ROE of 3.39%. In comparison to its peers, HDFC Bank has a PE ratio of 22.22 and ICICI Bank stands at 20.98, both of which suggest that IDFC First Bank is trading at a premium relative to these established players. Additionally, while IDFC First Bank's PEG ratio is notably at 0.00, indicating no growth expectations priced in, its net NPA to book value stands at 3.49%, which is a concerning figure. Despite a strong performance over the past five years with a return of 134.62%, the recent stock performance has lagged behind the Sensex, reinforcing the notion of overvaluation.