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 appears overvalued based on its current metrics, including 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 to peers, CNA Financial Corp. has a P/E of 14.82, while Unum Group shows a P/E of 13.25, indicating that Kinsale is trading at a significant premium relative to its industry counterparts.
Despite a strong historical performance, Kinsale's recent returns have lagged behind the S&P 500, with a year-to-date return of -3.80% compared to the index's 13.30%. This trend, along with the elevated valuation ratios, reinforces the conclusion that Kinsale Capital Group, Inc. is currently overvalued.