Is Kinsale Capital Group, Inc. overvalued or undervalued?

As of 17 October 2025, Kinsale Capital Group, Inc. has moved from a fair to an expensive valuation grade. The company is currently considered overvalued, with a P/E ratio of 27, a price-to-book value of 7.01, and an EV to sales ratio of 6.53. In comparison, CNA Financial Corp. has a P/E of 14.82 and Unum Group boasts a P/E of 13.25, indicating that Kinsale's valuation is significantly higher than its peers.
The company's recent stock performance shows a decline of 5.84% over the past year, while the S&P 500 returned 14.08% in the same period, further emphasizing the overvaluation narrative. With a PEG ratio of 1.86 and an EV to EBITDA ratio of 1842.81, Kinsale Capital's valuation metrics suggest that it may not be justified given its performance relative to the market and its industry peers.