As of February 2026 RLI Corp. has a market cap of โฌ4.52 Billion. This makes RLI Corp. the world's 3006th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Jan 31st, 2026 the market cap of RLI Corp. was reported to be: