Horace Mann Educators Corporation, together with its subsidiaries, operates as an insurance holding company in the United States. It operates in three segments: Property & Casualty, Life & Retirement, and Supplemental & Group Benefits.

Kemper Corporation, a diversified insurance holding company, provides property and casualty, and life and health insurance in the United States. The company operates through three segments: Specialty Property & Casualty Insurance, Preferred Property & Casualty Insurance, and Life & Health Insurance.

RLI Corp., an insurance holding company, underwrites property and casualty insurance in the United States and internationally. Its Casualty segment provides commercial and personal coverage products; and general liability products, such as coverage for third-party liability of commercial insureds, including manufacturers, contractors, apartments, and mercantile.

Global Indemnity Group, LLC, through its subsidiaries, provides specialty property and casualty insurance and reinsurance products worldwide. It operates through Commercial Specialty; Farm, Ranch, & Stable; and Reinsurance Operations segments.

Argo Group International Holdings, Ltd. underwrites specialty insurance and reinsurance products in the property and casualty markets. The company operates in two segments, U.S. Operations and International Operations.

NI Holdings, Inc. underwrites property and casualty insurance products in the United States. The company's products include private passenger auto, non-standard automobile, homeowners, farm owners, crop hail and multi-peril crop, and liability insurance policies.

Donegal Group Inc., an insurance holding company, provides personal and commercial lines of property and casualty insurance to businesses and individuals.

Donegal Group Inc., an insurance holding company, provides personal and commercial lines of property and casualty insurance to businesses and individuals.

White Mountains Insurance Group, Ltd., through its subsidiaries, provides insurance and other financial services in the United States. The company operates through five segments: HG Global/BAM, Ark, NSM, Kudu, and Other Operations.

Chubb Limited provides insurance and reinsurance products worldwide. The company's North America Commercial P&C Insurance segment offers commercial property, casualty, workers' compensation, package policies, risk management, financial lines, marine, construction, environmental, medical, cyber risk, surety, and excess casualty; and group accident and health insurance to large, middle market, and small commercial businesses.

The Progressive Corporation, an insurance holding company, provides personal and commercial auto, personal residential and commercial property, general liability, and other specialty property-casualty insurance products and related services in the United States.

W.R. Berkley Corp. is an insurance holding company, which engages in the property casualty insurance business. It operates through the following segments: Insurance and Reinsurance & Monoline Excess.

The Allstate Corporation, together with its subsidiaries, provides property and casualty, and other insurance products in the United States and Canada.

The Travelers Companies, Inc., through its subsidiaries, provides a range of commercial and personal property, and casualty insurance products and services to businesses, government units, associations, and individuals in the United states and internationally.

CNA Financial Corporation provides commercial property and casualty insurance products primarily in the United States. It operates through Specialty, Commercial, International, Life & Group, and Corporate & Other segments.

Selective Insurance Group, Inc., together with its subsidiaries, provides insurance products and services in the United States. It operates through four segments: Standard Commercial Lines, Standard Personal Lines, E&S Lines, and Investments.