Property and casualty insurers generated more than $719.68 billion in direct written premiums across all business lines in 2020, according to recently released data from the National Association of Insurance Commissioners (NAIC). The 2020 Property/Casualty Market Share report offers cumulative market data reported on insurers' annual financial statements to the NAIC as of March 15, 2021, for business conducted in the U.S. states and territories and Canada. An estimated 98.29% of P&C filings have been received to date. The data identifies leading insurance writers for personal auto, commercial auto, workers' compensation, medical professional liability, homeowners and 'other liability' insurance, as well as the top 25 groups and companies overall based on written premiums across all lines of business last year. Click through the slideshow above for the NAIC's ranking of top P&C insurance groups and companies for all lines in 2020. This year's report highlights that the top 10 P&C companies overall had a collective market share of 50.04% in 2020 — up from 47.44% in 2019. The top 25 P&C insurers also recorded approximately $11 billion more in direct premiums written for 2020 than a year prior. The NAIC will update the report throughout March and will release the full 2020 Market Share Reports this summer with more in-depth information. Related: |

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