Is Kinsale Capital Group, Inc. overvalued or undervalued?

As of 17 October 2025, Kinsale Capital Group, Inc. has moved from fair to expensive in its valuation grade. The company is currently overvalued, as indicated by its P/E ratio of 27, which is significantly higher than the peer average of 23.57 for Kinsale and 14.82 for CNA Financial Corp. Additionally, the price to book value stands at 7.01, and the PEG ratio is 1.86, suggesting that the stock may not be justified at its current price given its growth prospects.
In comparison to its peers, Unum Group is considered attractive with a P/E of 13.25, while Reinsurance Group of America, Inc. is also categorized as expensive with a P/E of 20.92. Kinsale's recent stock performance has been underwhelming, with a 1-year return of -5.84%, compared to a 14.08% return for the S&P 500, reinforcing the notion that the stock may be overvalued at this time.