We Study Billionaires
We Study Billionaires

TIP804: Kinsale Capital Stock Deep Dive w/ Clay Finck & Daniel Mahncke

On today's episode, Clay is joined by Daniel Mahncke to break down Kinsale Capital. Kinsale is a specialty insurer that has quietly become one of the most exceptional businesses in the financial sector by dominating the Excess & Surplus insurance market. Clay and Daniel break down the DNA o

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Episode Summary

Executive Summary: The episode examines Kinsale Capital as a standout specialty insurer in the excess and surplus market, arguing that its combination of niche focus, in-house underwriting, proprietary technology, disciplined pricing, and founder-led culture has produced exceptional long-term compounding. The hosts also weigh valuation, cyclicality, and key risks as growth normalizes.

Main Topics: Kinsale’s business model and market niche (Priority: 5/5): Kinsale operates exclusively in U.S. excess and surplus insurance, covering unusual, hard-to-place, or higher-risk commercial exposures that standard insurers avoid. Its niche focus is central to its moat. Underwriting discipline and in-house control (Priority: 5/5): The discussion emphasizes that Kinsale keeps underwriting in-house rather than outsourcing to MGAs, aligning incentives and improving pricing accuracy, speed, and profitability. Technology, efficiency, and low expense structure (Priority: 5/5): Kinsale’s proprietary systems and automation enable fast quoting, high throughput, and a materially lower expense ratio than peers, supporting superior margins and ROE. Market cycles and growth normalization (Priority: 4/5): The hosts explain hard vs. soft insurance markets and how Kinsale benefited from a prolonged hard market, while noting that softer conditions are slowing growth and may compress valuation. Management quality and incentives (Priority: 5/5): Founder-CEO Michael Kehoe and the leadership team are portrayed as highly aligned with shareholders through meaningful ownership, modest salaries, and bonus metrics tied to underwriting quality and ROE. Valuation and investment risks (Priority: 4/5): The episode debates whether Kinsale’s premium valuation is justified by its growth and ROE, while highlighting risks such as competition, catastrophe exposure, broker concentration, investment income sensitivity, and key-person risk.

Key Arguments: Kinsale’s moat comes from focusing on a narrow, underserved segment where specialized underwriting matters more than scale alone. Keeping underwriting in-house avoids the principal-agent problems common with MGA outsourcing and preserves margin capture. Technology is not a side benefit but a core competency that allows Kinsale to quote faster, process more policies, and lower costs. The company’s small-account strategy reduces concentration risk and makes the business harder for larger insurers to replicate. Kinsale’s combined ratio and ROE are far superior to peers, indicating both underwriting discipline and operating leverage. The insurance cycle matters: Kinsale benefited from a hard market, but management is willing to sacrifice growth rather than underprice risk in a soft market. Despite a rich historical valuation, the stock has re-rated lower as growth slowed, creating a debate over whether future compounding still justifies the multiple. Management ownership and incentive design are unusually strong, which supports confidence in long-term capital allocation. Risks remain meaningful because insurance is still a commodity-like business exposed to catastrophe losses, pricing pressure, and reserve uncertainty.

Data Points: IPO-to-present stock CAGR: 37% per year - Kinsale stock performance since its July 2016 IPO Stock drawdown from highs: ~30% - The stock was described as down around 30% from its highs P/E ratio: ~18x - Valuation discussed near the time of the episode Price-to-book ratio: ~4.5x - Insurer valuation metric; lowest since January 2019 Combined ratio (Kinsale, 2024): 76% - Measures underwriting profitability; lower is better Combined ratio (RLI): 86% - Closest competitor on the Markel slide referenced Combined ratio (Markel): 95% - Used as a peer comparison in the E&S market Industry average combined ratio: 91% - Broad comparison for the P&C industry Expense ratio (Kinsale): ~21% - Compared with peers’ much higher expense structures Expense ratio (competitors): 35%-40% - Typical range cited for other insurers Return on equity: ~30% - Kinsale’s approximate ROE, supported by efficient operations Average premium per policy: ~$15,000 - Kinsale’s focus on smaller E&S accounts Annual quotes sent: 400,000+ - Volume of quotes Kinsale sends to brokers each year Quotes closed: 40,000+ - Business written from annual quote volume Employees: ~700 - Kinsale’s workforce supporting high throughput Market share in E&S: <2% - Indicates room for continued share gains E&S market size: ~$115 billion - Estimated written premiums in the excess and surplus market Broader P&C market size (2024): ~$1 trillion - Written premiums in the overall property-casualty industry New business submissions (2024): 880,000+ - Incoming broker submissions for new policies Conversion rate (2024): 7.3% - Share of submissions converted into business Conversion rate (2019): 6.6% - Historical comparison showing slight improvement Policies renewed: ~70% - Renewal rate for expiring policies Policies lapsed without renewal (2024): 43,000 - Illustrates churn in the book of business Premium volume (2019): Just over $200 million - Starting point before rapid growth accelerated Annual premium volume (today): Over $1.6 billion - Current scale cited in the discussion Premium growth (2025): ~18% - Growth slowed as the market softened Average premium growth in prior five years: ~36% annualized - Reflects the hard-market period Book value growth since 2018: 33% CAGR - Used to compare Kinsale’s compounding with Berkshire Berkshire book value growth since 2018: 10% - Reference point for comparison CEO ownership: ~4% of shares / ~$350 million - Michael Kehoe’s stake and alignment with shareholders CEO salary: ~$1.2 million - 2024 salary component of compensation CEO total compensation: ~$6.7 million - 2024 total compensation COO stake: ~$64 million - Management ownership example CFO stake: ~$24 million - Management ownership example Top five brokers share: More than 50% of premium volume - Broker concentration risk Broker network: ~180 brokers - Distribution channel size Commission rate: 14%-15% of gross written premiums - Average commission paid to brokers Hard market duration: ~6 years - The recent hard market lasted longer than the historical average Typical hard market cycle: 3-4 years - Historical average since the 1980s

Pivotal Quotes: "Our goal is to deliver long-term value for our stockholders by growing our business and generating attractive returns." — Kinsale management (10-K quote cited by Clay): Used to illustrate shareholder-oriented capital allocation and management priorities "The insurance industry is cursed. The set of dismal economic characteristics that make for a poor long-term outlook." — Warren Buffett: Quoted to explain why insurance is usually a difficult industry for investors "We believe that our approach to technological advancement will provide us with an enduring competitive advantage." — Kinsale annual report: Referenced to support the argument that technology is a core moat, not just an efficiency tool

Implications: Kinsale appears to be a rare insurer with durable advantages, but future returns likely depend on continued underwriting discipline as the cycle normalizes. Investors should watch growth, ROE, and reserve quality more than headline valuation alone.

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We interview and study famous financial billionaires, including Warren Buffett, Ray Dalio, and Howard Marks, and teach you what we learn and how you can apply their investment strategies in the stock market. We Study Billionaires is the largest stock investing podcast show in the world with 180,000,000+ downloads and is hosted by Stig Brodersen, Preston Pysh, William Green, Clay Finck, and Kyle Grieve. This podcast also includes the Richer Wiser Happier series hosted by best-selling author Wi...

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