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Top 25 U.S. Surplus Lines Groups By Direct Premiums Written, 2021

($000)

Rank Group Direct premiums written  Percent of total U.S. surplus lines market
  Lloyd's Market (1) $13,871,953 16.8%
1 Berkshire Hathaway Ins. Group 4,212,256 5.0
2 American International Group 4,177,807 5.0
3 Markel Corporation Group 3,530,213 4.2
4 Fairfax Financial (USA) Group 2,997,286 3.6
5 W. R. Berkley Insurance Group 2,820,382 3.4
6 Nationwide Group 2,611,335 3.1
7 Chubb INA Group 2,442,535 2.9
8 Liberty Mutual Insurance Companies 2,208,819 2.6
9 XL Reinsurance America Group 1,906,397 2.3
10 Alleghany Insurance Holdings Group 1,660,032 2.0
11 Sompo Holdings U.S. Group 1,624,567 1.9
12 Starr International Group 1,440,373 1.7
13 QBE North America Insurance Group 1,284,541 1.5
14 Tokio Marine U.S. PC Group 1,258,541 1.5
15 AXIS U.S. Operations 1,243,936 1.5
16 Zurich Insurance U.S. PC Group 1,195,708 1.4
17 Everest Re U.S. Group 1,063,466 1.3
18 Argo Group 1,061,974 1.3
19 CNA Insurance Companies 1,029,061 1.2
20 Great American P&C Insurance Group 984,303 1.2
21 Arch Insurance Group 963,358 1.2
22 Hartford Insurance Group 947,578 1.1
23 Travelers Group  906,111 1.1
24 Munich-American Companies 875,991 1.0
25 James River Group 870,944 1.0
  Total, top 25 $45,317,514 54.8%
  Total, top 25 and Lloyd's $59,189,467 71.6%
  Total U.S. surplus lines market $82,652,576 100.0%
(1) Because Lloyd's Market company structure differs from traditional insurance companies, AM Best does not include it in the ranking in this chart. Source: ©AM Best – used with permission.