MKL vs RLI
MKL: A holding company combining specialized insurance underwriting with a diverse portfolio of non-insurance businesses and a long-term equity investment strategy. RLI: RLI Corp. is a specialty insurance underwriter providing diverse property, casualty, and surety products across niche commercial markets.
Side-by-side fundamentals
| Metric | MKL | RLI | Edge |
|---|---|---|---|
| Price as of 2026-10-08 close | $1,767.82 | $56.30 | |
| Market cap | $21.9B | $5.2B | |
| P/E as of 2026-10-08 | 9.71 | 11.83 | MKL lower |
| Net margin FY2025, SEC XBRL | +13.6% | +21.4% | RLI higher |
| Operating margin FY2025, SEC XBRL | +20.6% | n/a | |
| ROE FY2025, SEC XBRL | +11.3% | +22.7% | RLI higher |
| ROA FY2025, SEC XBRL | +3.1% | +6.5% | RLI higher |
| Debt / equity as of 2026-09-03 | 0.23 | 0.17 | RLI lower |
| Revenue growth (YoY) as of 2026-09-03 | +0.9% | +8.7% | RLI higher |
| Revenue CAGR (3y) SEC XBRL | +9.9% | +3.5% | MKL higher |
| Dividend yield as of 2026-09-03 | +0.0% | +1.2% | RLI higher |
| Dividend streak (yrs) SEC XBRL | n/a | 3 | |
| Beta as of 2026-09-03 | 0.52 | 0.18 | |
| 1-year return as of 2026-10-08 close | -9.6% | -13.8% | MKL higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-03 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-10-08.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.