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Top 10 Writers of Ocean Marine Insurance By Direct Premiums Written, 2022

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 American International Group (AIG) $715,728 15.0%
2 Starr International Co. 357,639 7.5
3 Travelers Companies Inc. 349,402 7.3
4 Chubb Ltd. 305,173 6.4
5 Tokio Marine Group 292,526 6.1
6 Berkshire Hathaway Inc. 233,348 4.9
7 Hartford Financial Services 204,555 4.3
8 American Steamship Owners 161,702 3.4
9 Great American Insurance Group 155,887 3.3
10 Intact Financial Corp. 150,854 3.2
(1) Before reinsurance transactions, includes state funds. (2) Based on U.S. total, includes territories. Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.