Contents

  1. Cover
  2. Editors Desk: US Private Passenger Auto and Caribbean Insurers
  3. Contents: Auto Insurance and Bests Rankings Auto
  4. Contents: Life Insurance and Catastrophes
  5. Bests Calendar and Executive Changes
  6. Executive Changes: Appointments and Retirements
  7. Web Traffic and Masthead Forestay
  8. At Large: Mergers Acquisitions and Global Market Trends
  9. Risk Adviser: Hard Market and Inflation and Loss Costs
  10. Risk Adviser: Artificial Intelligence and Imperfections
  11. Issues and Answers: Data and Fairness
  12. Issues and Answers: Data Fairness and Regulatory Trends
  13. Life Insurance: Death Benefits Paid and Long-Term Trends
  14. Life insurance and Auto Insurance
  15. Auto Insurance and Underwriting Profitability
  16. Auto Insurance: California Company and Rate Success
  17. Distracted Driving: Commercial Vehicles and Claims Frequency Severity
  18. Bests Rankings: US Commercial and US Auto Liability Writers
  19. Bests Rankings: US Auto Physical Damage and Private Passenger No-Fault
  20. Bests Rankings: Commercial Auto No-Fault and Other Commercial Auto Liability
  21. Bests Rankings: US Auto Physical Damage By State Canada US Territories
  22. Bests Rankings: US Total All Auto Lines By State Canada US Territories
  23. Bests Rankings: US Commercial Auto By State Canada US Territories
  24. Catastrophes: Modelers Loss Estimates and Long-Term Effects
  25. Catastrophes and Bests Rankings Largest Caribbean Insurers
  26. Bests Rankings: LH Asset Distribution and Captive Insurers
  27. Bests Rankings Directors and Officers and What AM Best Says
  28. What AM Best Says and Underwriting and Loss Control
  29. Underwriting and Loss Control and State Rate Filings
  30. State Rate Filings and West Virginia Workers Compensation
  31. Book Store: Microinsurance and the Philippines
  32. Preferred Podcasters: Washington State and Insurance Focused Podcasts
  33. Preferred Publishers and Global Insurance News
  34. Trending Bests News and Trending Bests Research
  35. AM Best Webinars and AM Best TV and Audio
  36. Bests Credit Rating Actions: Americas Life Health and Property Casualty
  37. Bests Credit Rating Actions: Americas PC and Europe Middle East and Africa
  38. Bests Credit Rating Actions: Holding Companies and Financial Strength Ratings
  39. Bests Credit Rating Actions and Corporate Changes
  40. Corporate Changes: Mergers and Acquisitions and Name Changes
  41. Insurance Professional Resources and Masthead Backstay
  42. Artificial Intelligence: Auto Insurers and Customer Satisfaction
  43. Back Cover
 
34-35 34-35
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

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34
Best’s Rankings
Top 25 US Auto Physical Damage Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
BEST’S REVIEW
OCTOBER 
202320222021202320222021
11State Farm Grou
p
000088$27,022,25929.617.615.915.083.594.282.634.4
22Pro
g
ressive Ins Grou
p
00078021,501,82426.314.013.012.372.078.078.041.1
33Berkshire Hathawa
y
Ins00081116,284,0774.210.611.912.775.692.282.228.6
44Allstate Ins Grou
p
00000814,061,4088.79.29.810.065.172.659.330.9
55USAA Grou
p
0040809,176,93523.06.05.75.985.389.271.934.2
66Libert
y
Mutual Ins Cos0000606,456,4081.84.24.85.064.172.958.114.3
77Farmers Ins Grou
p
0000325,811,54711.13.84.04.268.573.663.622.0
88Travelers Grou
p
0186743,447,75514.32.32.32.369.875.659.610.0
910Amer Famil
y
Ins Grou
p
0001243,078,92922.42.01.91.976.981.569.021.9
109Nationwide P&C Grou
p
0059872,805,972-0.81.82.22.374.276.964.213.8
1113Auto-Owners Ins Grou
p
0043542,531,14222.51.71.61.674.880.264.123.0
1211Erie Ins Grou
p
0042832,509,21920.91.61.61.689.690.671.629.2
1312Auto Club Enter
p
rises Ins Grou
p
0185152,455,69518.71.61.61.676.681.770.743.3
1414CSAA Ins Grou
p
0184601,968,97129.81.31.21.176.669.661.839.6
1516Mercur
y
Casualt
y
Grou
p
0181951,310,73716.40.90.90.971.476.058.932.7
1615Kem
p
er PC Com
p
anies0189081,249,473-8.90.81.01.269.682.279.527.6
1717Hartford Ins Grou
p
0000481,007,36812.70.70.70.775.273.256.66.8
1819Auto Club Grou
p
000312979,33822.50.60.60.680.988.668.533.3
1918Markel Ins Grou
p
018468943,7117.30.60.70.562.859.043.911.4
2020Hanover Ins Grou
p
Pro
p
& Cas Cos004861837,56113.10.60.60.673.176.556.214.1
2121MAPFRE North America Grou
p
018801756,39910.30.50.50.561.473.656.932.0
2224Cincinnati Ins Cos004294681,08517.80.40.40.462.770.655.310.1
2327Shelter Ins Cos000598679,95018.50.40.40.478.281.172.532.0
2422Old Re
p
ublic Ins Grou
p
000734667,0446.00.40.50.470.565.559.911.6
2525COUNTRY Financial PC Grou
p
000302646,60812.10.40.40.571.470.661.122.7
Top 25 Writers
$128,871,41516.783.984.0
84.275.082.671.726.2
Total U.S. P/C Industr
y
$153,543,98116.8100.0100.0100.074.281.070.417.5
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
RankCompany / GroupAMB#
2023 Direct
Premiums
Written
% Change i
n
Premiums
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 15, 2024.
Best’s Rankings
Top 25 US Private Passenger Auto Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
202320222021202320222021
11State Farm Grou
p
000088$57,974,27024.218.216.8
15.984.394.772.961.8
22Pro
g
ressive Ins Grou
p
00078048,255,87524.015.214.0
13.769.269.267.076.9
33Berkshire Hathawa
y
Ins00081138,965,7622.212.213.
714.374.286.175.065.4
44Allstate Ins Grou
p
00000832,848,16910.910.310.7
10.474.879.067.365.6
55USAA Grou
p
00408019,847,91621.06.25.96
.079.994.977.462.0
66Libert
y
Mutual Ins Cos00006013,312,836-2
.94.24.95.171.370.361.129.1
77Farmers Ins Grou
p
00003213,221,6874.94.24.54
.866.568.361.148.6
89Amer Famil
y
Ins Grou
p
0001246,790,42316.42.12.12
.175.375.661.240.8
98Travelers Grou
p
0186746,578,94612.72.12.12
.070.273.360.717.0
1011Auto Club Enter
p
rises Ins Grou
p
0185155,468,15620.21.71.61
.682.188.772.480.7
1110Nationwide P&C Grou
p
0059875,413,758-1.71.72.0
2.174.571.863.027.4
1214Auto-Owners Ins Grou
p
0043544,250,28320.91.31.31
.383.076.862.732.4
1313Erie Ins Grou
p
0042834,240,24618.01.31.31
.389.290.268.842.2
1415CSAA Ins Grou
p
0184603,817,54323.91.21.11
.180.769.656.663.2
1512Kem
p
er PC Com
p
anies0189082,950,213-18.20.91.
31.688.175.777.377.3
1616Mercur
y
Casualt
y
Grou
p
0181952,819,0699.60.90.91
.071.575.458.862.3
1718Auto Club Grou
p
0003122,260,13616.10.70.70
.767.9125.765.466.7
1817Hartford Ins Grou
p
0000482,126,3857.40.70.70
.780.768.856.613.3
1919Sentr
y
Ins Grou
p
0000861,561,95514.40.50.50
.561.862.158.441.8
2020MAPFRE North America Grou
p
0188011,446,9056.60.50.50
.569.170.759.056.0
2121Hanover Ins Grou
p
Pro
p
& Cas Cos0048611,443,1497.00
.50.50.575.568.549.523.0
2225Alfa Ins Grou
p
0001061,387,69122.30.40.40
.470.671.262.968.1
2322Amica Mutual Grou
p
0185221,383,04213.40.40.40
.579.083.962.352.0
2423COUNTRY Financial PC Grou
p
0003021,369,04012.60.40.40
.571.567.365.743.4
2526Southern Farm Bureau Casualt
y
Grou
p
0042371,338,55018.70.40.40
.479.683.179.967.1
To
p
25 Writers$281,072,00513.988.3
88.888.975.981.268.852.8
Total U.S. P/C Industr
y
$318,247,13914.5100.0100.0100.
075.680.468.432.9
2023
Rank
Market Share (%)Adjusted Loss Ratios
% Change in
Premiums
% of Company
Premiums
2023 Direct
Premiums Written
AMB#
Company / Group
2022
Rank
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 15, 2024.
Best’s Rankings: Auto
Best’s Rankings
Top 25 US Total Auto Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
202320222021202320222021
12State Farm Grou
p
000088$59,648,68224.615.614.213.584.895.072.963.6
21Pro
g
ressive Ins Grou
p
00078057,972,80120.315.214.314.170.069.066.892.4
33Berkshire Hathawa
y
Ins00081140,917,3472.710.711.812.474.084.974.268.6
44Allstate Ins Grou
p
00000833,690,3669.08.89.19.075.380.367.967.3
55USAA Grou
p
00408019,847,92321.05.24.95.079.994.977.462.0
66Libert
y
Mutual Ins Cos00006016,028,896-0.14.24.84.972.470.861.635.0
77Farmers Ins Grou
p
00003213,825,0800.43.64.14.266.168.662.650.8
88Travelers Grou
p
01867410,020,35211.72.62.72.669.769.158.726.0
910Amer Famil
y
Ins Grou
p
0001247,088,98315.81.91.81.874.176.061.642.6
109Nationwide P&C Grou
p
0059876,655,658-6.91.72.12.374.271.063.233.7
1111Auto-Owners Ins Grou
p
0043546,094,12919.11.61.51.584.777.062.046.5
1212Auto Club Enter
p
rises Ins Grou
p
0185155,468,15620.21.41.41.482.188.772.480.7
1313Erie Ins Grou
p
0042835,131,53417.11.31.31.388.688.768.351.0
1415CSAA Ins Grou
p
0184604,497,51225.31.21.10.983.070.956.974.4
1514Kem
p
er PC Com
p
anies0189083,577,631-15.50.91.31.484.974.576.293.7
1616Hartford Ins Grou
p
0000483,330,0069.50.90.90.976.868.558.820.9
1717Mercur
y
Casualt
y
Grou
p
0181953,165,01411.10.80.80.971.875.459.969.9
1818Old Re
p
ublic Ins Grou
p
0007342,502,16411.20.70.70.679.574.366.540.0
1919Sentr
y
Ins Grou
p
0000862,493,41111.00.70.70.665.763.760.866.8
2021Auto Club Grou
p
0003122,290,69116.10.60.60.667.8125.165.367.6
2120Chubb INA Grou
p
0184982,127,1451.60.60.60.682.874.960.46.7
2222Zurich Ins US PC Grou
p
0185492,099,05318.60.60.50.589.472.070.511.3
2323Hanover Ins Grou
p
Pro
p
& Cas Cos0048611,843,8136.40.50.50.572.666.950.729.3
2426Cincinnati Ins Cos0042941,692,73411.80.40.50.558.864.452.122.7
2524MAPFRE North America Grou
p
0188011,648,3906.80.40.50.567.370.058.063.8
To
p
25 Writers$313,657,47112.882.082.282.576.080.168.353.5
Total U.S. P/C Industr
y
$382,625,24413.1100.0100.0100.075.478.667.739.6
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
RankCompany / GroupAMB#
2023 Direct
Premiums
Written
% Change in
Premiums
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 15, 2024.
Best’s Rankings
Top 25 Private Passenger No-Fault Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
202320222021202320222021
12Pro
g
ressive Ins Grou
p
000780$3,282,12913.018.417.217.559.657.162.75.2
21Berkshire Hathawa
y
Ins0008113,139,136-1.817.618.918.971.061.566.25.3
33State Farm Grou
p
0000882,954,9556.416.616.415.469.180.858.13.2
44Allstate Ins Grou
p
0000081,734,3026.29.79.79.153.173.9139.43.5
56USAA Grou
p
004080687,8557.73.93.83.862.295.095.12.1
65Libert
y
Mutual Ins Cos000060671,391-12.53.84.55.066.965.155.01.5
77Farmers Ins Grou
p
000032553,3466.13.13.13.258.270.976.32.0
88Auto Club Grou
p
000312488,5110.52.72.93.239.5265.673.314.4
99Auto-Owners Ins Grou
p
004354379,4501.22.12.22.4106.269.352.32.9
1011Travelers Grou
p
018674312,1959.21.81.71.744.336.349.80.8
1110Kem
p
er PC Com
p
anies018908253,852-15.11.41.81.978.069.4102.16.7
1212Amer Famil
y
Ins Grou
p
000124253,37614.41.41.31.249.859.949.01.5
1315United Automobile Ins Co010781212,95321.81.21.01.063.562.671.753.9
1417Ocean Harbor Ins Com
p
anies018764207,46135.21.20.90.766.079.993.228.2
1513Hanover Ins Grou
p
Pro
p
& Cas Cos004861189,026-3.01.11.21.275.150.111.23.0
1616NJM Ins Grou
p
003985171,2186.11.01.01.084.069.374.97.1
1714Nationwide P&C Grou
p
005987161,400-13.10.91.11.264.8-45.3-4.80.8
1819Erie Ins Grou
p
004283149,68510.50.80.80.854.671.750.11.5
1918Palisades Grou
p
018426137,273-1.60.80.80.967.670.761.813.4
2021Michi
g
an Farm Bureau PC Com
p
anies018942135,40818.90.80.70.778.497.7133.513.7
2120Sentr
y
Ins Grou
p
000086135,34315.30.80.70.643.258.465.13.6
2222Hartford Ins Grou
p
000048102,8453.60.60.60.673.149.745.40.6
2323NYCM Ins Grou
p
01856278,49228.20.40.40.464.457.159.79.1
2428Home State Ins Grou
p
01857057,41038.30.30.30.290.669.782.65.6
2541First Acce
p
tance Ins Grou
p
01860057,299127.90.30.20.161.749.563.712.8
To
p
25 Writers$16,506,3114.892.793.293.164.472.671.23.2
Total U.S. P/C Industr
y
$17,808,6245.4100.0100.0100.064.572.871.21.8
%
o
f
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
Rank
Company/GroupAMB#
2023
Di
rec
t
Premiums
Written
%
Ch
ange
in
Premiums
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 22, 2024.
BEST’S REVIEW
OCTOBER 
35
36
Best’s Rankings
Top 25 Other Private Passenger Auto Liability – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
BEST’S REVIEW
OCTOBER 
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 22, 2024.
202320222021202320222021
11State Farm Group000088$28,359,13621.517.516.315.686.996.766.530.2
22Progressive Ins Group00078025,647,35222.015.814.714.667.363.258.640.9
33Berkshire Hathaway Ins00081119,931,1381.312.313.714.173.284.570.233.4
44Allstate Ins Group00000817,304,55112.810.710.710.184.485.166.434.6
55USAA Group
0040809,983,12720.26.25.85.976.3100.080.831.2
67Farmers Ins Group0000326,968,706-0.44.34.95.165.664.358.225.6
76Liberty Mutual Ins Cos0000606,640,023-5.84.14.95.077.868.263.814.5
88Travelers Group0186743,549,12910.32.22.22.271.771.759.59.2
99Amer Family Ins Group0001243,539,24111.22.22.22.275.171.956.221.3
1011Auto Club Enterprises Ins Group0185152,999,40121.51.91.71.786.894.5
73.844.2
1110Nationwide P&C Group 0059872,710,532-4.61.72.02.175.073.665.713.7
1213Erie Ins Group0042831,881,46815.11.21.11.290.290.367.518.7
1315Auto-Owners Ins Group0043541,865,10221.51.21.11.186.475.063.114.2
1414CSAA Ins Group0184601,850,47216.11.11.11.185.870.852.230.6
1512Kemper PC Companies0189081,581,652-23.41.01.41.8101.672.072.741.4
1616Mercury Casualty Group0181951,543,1784.91.01.01.171.574.458.134.1
1717Hartford Ins Group0000481,237,9665.50.80.80.884.667.858.17.8
1818Sentry Ins Group0000861,002,63414.40.60.60.661.658.155.626.9
1920Alfa Ins Group000106827,66523.10.50.50.469.867.361.040.6
2021Auto Club Group000312805,50519.80.50.50.570.463.955.923.8
2122Amica Mutual Group018522743,88111.20.50.50.582.886.759.728.0
2223COUNTRY Financial PC Group000302740,00313.20.50.50.571.764.870.623.5
2319MAPFRE North America Group018801712,0813.80.40.50.575.568.259.427.5
2424Southern Farm Bureau Casualty Group004237710,22813.20.40.40.474.476.177.235.6
2525Shelter Ins Cos000598672,07812.70.40.40.475.478.874.227.4
Top 25 Writers
$143,806,24912.088.889.589.577.480.265.327.2
Total U.S. P/C Industry
$161,904,52312.9100.0100.0100.077.379.365.316.7
2022
Rank
2023
Rank
% Change in
Premiums
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023 Direct
Premiums
Written
AMB#
Company/Group
Best’s Rankings
Top 25 Commercial Auto No-Fault Writers – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
202320222021202320222021
14Lib
erty
M
utua
l
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ns
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000060$183
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rogress
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roup
000
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018
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.
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tate
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arm
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roup
0000882
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.
92
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.
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.
846
.
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er
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at
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away
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ns
0008112
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000
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roup
00000822
,
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.
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.
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018
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00428313
,
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00
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01846810
,
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.
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.
91
.
249
.
939
.
289
.
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.
1
2223Mi
c
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arm
B
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PC
C
ompan
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es
0189429
,
10014
.
30
.
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.
91
.
048
.
0
-
0
.
264
.
00
.
9
2322Ci
nc
i
nnat
i
I
ns
C
os
0042948
,
0
7
00
.
00
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0
.
91
.
031
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30
.
021
.
80
.
1
2420C
ore
S
pec
i
a
l
ty
I
ns
G
roup
0189
75
8
,
0
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6
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11
.
20
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1
.
01
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32
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14
.
1
-
0
.
40
.
4
2
557
Affi
rmat
i
ve
Di
rect
I
ns
C
o
000226
7,
81
7
18
7.
90
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0
.
30
.
6
7
1
.
646
.
080
.
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.
9
T
op
2
5
W
r
i
ters
$869
,
09322
.
0
7
8
.
2
77.
1
7
4
.5
66
.
6
5
0
.75
9
.5
0
.
2
Total U.S. P/C Industr
y
$1,112,04720.3100.0100.0
100.067.452.957.90.1
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
Rank
Company/GroupAMB#
2023 Direct
Premiums
Written
% Change in
Premiums
Note: Data for some companies in this report has been received from the NAIC.
Reflects Grand Total (includes Canada and U.S. Territories).
Source:
- State/Line (P/C Lines) - P/C, U.S.; data as of July 22, 2024.
Best’s Rankings: Auto
Best’s Rankings
Top 25 Other Commercial Auto Liability – 2024 Edition
Ranked by 2023 direct premiums written.
($ Thousands)
202320222021202320222021
11Progressive Ins Group000780$7,383,6123.815.315.716.678.170.068.511.8
22Travelers Group0186742,671,30110.45.55.35.670.263.057.76.9
33Liberty Mutual Ins Cos0000602,077,11612.64.34.13.981.676.568.04.5
44Old Republic Ins Group0007341,809,40413.43.73.53.883.978.068.928.9
55Zurich Ins US PC Group0185491,538,68314.63.23.03.094.575.574.28.3
66Berkshire Hathaway Ins0008111,537,22915.23.22.93.273.060.958.32.6
79Auto-Owners Ins Group0043541,285,44515.52.72.52.492.977.761.79.8
813State Farm Group0000881,284,64444.82.72.01.4105.3122.373.81.4
98Chubb INA Group0184981,069,463-6.72.22.52.298.080.268.63.4
1011W. R. Berkley Ins Group0182521,053,1528.82.22.12.168.566.051.610.5
1115Amer Intl Group 018540987,42319.02.01.81.963.672.474.96.1
1214Hartford Ins Group000048975,24812.42.01.91.868.766.264.96.1
137Nationwide P&C Group 005987965,869-24.32.02.83.273.469.365.54.9
1416Tokio Marine US PC Group018733772,1088.01.61.61.668.762.468.06.4
1518Fairfax Financial (USA) Group003116763,53312.71.61.51.276.776.773.96.7
1617Great Amer P & C Ins Group004835752,6618.21.61.51.579.758.968.18.2
1720Selective Ins Group003926717,82713.71.51.41.464.668.067.815.2
1819Sentry Ins Group000086716,2227.01.51.51.574.268.468.119.2
1922CNA Ins Cos018313708,50525.51.51.21.274.578.079.25.2
2027CSAA Ins Group018460641,01743.51.31.00.196.394.593.510.6
2121Cincinnati Ins Cos004294615,2572.01.31.31.457.062.951.38.3
2223Erie Ins Group004283577,88510.21.21.21.289.282.463.25.7
2312Allstate Ins Group000008567,683-39.41.22.12.1117.1121.087.81.1
2424Acuity, A Mutual Ins Co000468556,79710.41.21.11.154.670.358.521.5
2529Arch Ins Group018484556,38229.51.21.01.075.569.673.08.6
Top 25 Writers$32,584,4666.167.467.668.279.373.067.65.7
Total U.S. P/C Industry$48,374,9876.5100.0100.0100.076.972.366.55.0
% of
Company
Premiums
Market Share (%)Adjusted Loss Ratios
2023
Rank
2022
RankCompany/GroupAMB#
2023 Direct
Premiums
Written
% Change in
Premiums
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 22, 2024.
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BEST’S REVIEW
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24.AMBMA27B5VC1