

32
Best’s Rankings
Top 25 US Commercial Auto Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
BEST’S REVIEW
•
OCTOBER
202320222021202320222021
11Pro
g
ressive Ins Grou
p
000780$36,470,97717.015.915.115.368.964.261.158.2
22State Farm Grou
p
00008832,626,42320.714.213.112.585.895.665.834.8
33Berkshire Hathawa
y
Ins00081124,633,2701.710.811.712.272.880.269.141.3
44Allstate Ins Grou
p
00000819,628,9599.38.68.78.482.686.074.239.2
56USAA Grou
p
00408010,670,98719.34.74.34.475.499.781.933.3
65Libert
y
Mutual Ins Cos0000609,572,488-1.44.24.74.877.969.563.820.9
77Farmers Ins Grou
p
0000328,013,533-6.13.54.14.264.465.562.029.4
88Travelers Grou
p
0186746,572,59710.32.92.92.869.665.958.217.0
910Amer Famil
y
Ins Grou
p
0001244,010,05511.11.81.81.872.172.156.824.1
109Nationwide P&C Grou
p
0059873,849,686-10.91.72.12.374.267.162.519.5
1111Auto-Owners Ins Grou
p
0043543,562,98716.71.61.51.591.674.860.627.2
1213Auto Club Enter
p
rises Ins Grou
p
0185153,012,46121.51.31.21.286.794.473.844.4
1314Erie Ins Grou
p
0042832,622,31513.61.11.11.187.687.165.426.1
1416CSAA Ins Grou
p
0184602,528,54122.11.11.00.887.771.952.941.9
1512Kem
p
er PC Com
p
anies0189082,328,158-18.71.01.41.692.770.874.661.0
1615Hartford Ins Grou
p
0000482,322,6388.21.01.01.077.566.559.814.6
1718Sentr
y
Ins Grou
p
0000861,857,78611.50.80.80.865.362.260.849.8
1817Mercur
y
Casualt
y
Grou
p
0181951,854,2767.70.80.80.972.075.160.541.0
1919Old Re
p
ublic Ins Grou
p
0007341,835,12013.30.80.80.882.877.668.629.3
2021Zurich Ins US PC Grou
p
0185491,569,24114.40.70.70.693.374.172.58.5
2120Chubb INA Grou
p
0184981,481,783-2.40.70.70.791.977.265.24.6
2222Auto Club Grou
p
0003121,311,35311.80.60.60.658.3149.263.338.7
2325Amer Intl Grou
p
0185401,105,80817.30.50.50.562.371.672.36.9
2423W. R. Berkle
y
Ins Grou
p
0182521,088,1909.60.50.50.567.865.651.310.8
2526Cincinnati Ins Cos0042941,011,6488.10.40.50.556.460.750.113.6
To
p
25 Writers$185,541,28010.281.081.581.776.678.566.030.7
Total U.S. P/C Industr
y
$229,081,26310.9100.0100.0100.076.177.166.023.7
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
RankCompany / GroupAMB#
2023 Direct
Premiums
Written
% Change in
Premiums
2023
Rank
2022
Rank
Company / GroupAMB#
2023 Direct
Premiums Written
% Change in
Premiums
202320222021202320222021
% of Company
Premiums
11Pro
g
ressive Ins Grou
p
000780$9,716,9274.915.115.4
16.174.268.265.715.5
22Travelers Grou
p
0186743,441,4059.65.45.25.568.861.455.28.9
33Libert
y
Mutual Ins Cos0000602,716,060
15.74.23.93.878.473.764.35.9
44Old Re
p
ublic Ins Grou
p
0007342,502,16411.23.93.73
.779.574.366.540.0
55Zurich Ins US PC Grou
p
0185492,099,05318.63.32.93
.089.372.070.411.3
66Berkshire Hathawa
y
Ins0008111,951,58514.23.02.83.167.758.656.93.3
78Auto-Owners Ins Grou
p
0043541,843,84715.12.92.72
.788.577.460.414.1
812State Farm Grou
p
0000881,674,41138.82.62.01.5101.0110.872.11.8
911W. R. Berkle
y
Ins Grou
p
0182521,362,6199.52.12.12
.066.064.350.913.6
107Nationwide P&C Grou
p
0059871,241,900-24.41.92.73.173.068.463.86.3
1110Chubb INA Grou
p
0184981,240,871-3.81.92.21.994.377.465.93.9
1214Hartford Ins Grou
p
0000481,203,62213.51.91.81.769.767.963.87.5
1316Amer Intl Grou
p
0185401,150,14919.61.81.61.767.175.175.07.2
1415Great Amer P & C Ins Grou
p
0048351,045,6764.01.61.71
.669.757.063.111.4
1519Selective Ins Grou
p
0039261,010,63914.21.61.51
.565.169.666.221.4
1617Fairfax Financial
(
USA
)
Grou
p
0031161,009,7229.01.61.51.372.270.465.48.9
1718Tokio Marine US PC Grou
p
018733976,6749.71.51.51.567.062.264.38.1
1820Sentr
y
Ins Grou
p
000086931,4555.61.51.51.572.266.164.725.0
1922Erie Ins Grou
p
004283891,28813.01.41.31.385.682.065.98.9
2021Cincinnati Ins Cos004294877,528
2.71.41.41.558.264.552.211.8
2124CNA Ins Cos018313874,46424.71.41.21.275.976.377.96.4
229Allstate Ins Grou
p
000008842,197-34.91.32.22.195.6109.782.91.7
2323Acuit
y
, A Mutual Ins Co000468810,5649.
91.31.21.356.767.655.731.3
2425Federated Mutual Grou
p
004284733,64414.41.11.11.1
63.960.558.128.8
2530Arch Ins Grou
p
018484686,39826.71.10.90.9
73.366.769.410.6
To
p
25 Writers$42,834,8626.466.
567.067.375.671.165.07.6
Total U.S. P/C Industr
y
$64,378,1057.1100.0100.0
100.074.070.264.06.7
Market Share (%)Adjusted Loss Ratios
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 15, 2024.
Best’s Rankings
Top 25 US Auto Liability Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 15, 2024.
Best’s Rankings: Auto