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Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2023 (1)

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Rank	Group/company	Direct premiums written (2)	Market share (3)
1	Zurich Insurance Group	$165,972	12.1%
2	Berkshire Hathaway Inc.	161,266	11.8
3	AXA	144,462	10.5
4	Assurant Inc.	123,545	9.0
5	American International Group (AIG)	119,244	8.7
6	Liberty Mutual	87,811	6.4
7	Swiss Re Ltd.	77,037	5.6
8	MS&AD Insurance	76,243	5.6
9	Sompo	64,683	4.7
10	Allstate Corp.	54,988	4.0

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Before reinsurance transactions.
(3) Based on U.S. total, excluding territories

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers of Private Flood Insurance By Direct Premiums Written, 2016

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Rank	Group/Company	Direct premiums written (1)	Market share (2)
1	FM Global	$206,345	54.9%
2	American International Group	63,460	16.9
3	Swiss Re Ltd.	33,378	8.9
4	MAPFRE SA	14,345	3.8
5	Alleghany Corp.	13,080	3.5
6	Allianz Group	11,354	3.0
7	Chubb Ltd.	9,839	2.6
8	Validus Holdings Ltd.	6,444	1.7
9	Munich-American Holding Corp.	5,415	1.4
10	United Surety & Indemnity Co.	4,215	1.1
	Total, all insurers	$376,134	100.0%

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies
that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers of Private Flood Insurance By Direct Premiums Written, 2017 (1)

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Rank	Group/company	Direct premiums written (2)	Market share (3)
1	FM Global	$237,334	40.3%
2	Assurant Inc.	89,901	15.3
3	Zurich Insurance Group (4)	62,749	10.7
4	American International Group (AIG)	58,233	9.9
5	Swiss Re AG	26,336	4.5
6	Berkshire Hathaway Inc.	17,120	2.9
7	Liberty Mutual	15,460	2.6
8	Alleghany Corp.	13,197	2.2
9	MAPFRE SA	13,103	2.2
10	Allianz	11,705	2.0
	Total, all insurers	$589,147	100.0%

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Before reinsurance transactions.
(3) Based on U.S. total, includes territories.
(4) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2018 (1)

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Rank	Group/company	Direct premiums written (2)	Market share (3)
1	FM Global	$299,749	42.7%
2	Assurant Inc.	83,042	11.8
3	Zurich Insurance Group	77,128	11.0
4	American International Group (AIG)	59,759	8.5
5	Swiss Re Ltd.	49,688	7.1
6	Berkshire Hathaway Inc.	19,837	2.8
7	Liberty Mutual	19,329	2.8
8	Alleghany Corp.	17,571	2.5
9	Allianz Group	15,924	2.3
10	MAPFRE	14,603	2.1

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar stand-alone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Before reinsurance transactions.
(3) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2019 (1)

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Rank	Group/company (2)	Direct premiums written (3)	Market share (4)
1	Assurant Inc.	$94,056	16.9%
2	Zurich Insurance Group	87,613	15.7
3	Swiss Re Ltd.	73,321	13.2
4	American International Group (AIG)	56,998	10.2
5	AXA	38,702	7.0
6	Arch Capital Group Ltd.	37,967	6.8
7	Liberty Mutual	25,032	4.5
8	Berkshire Hathaway Inc.	24,652	4.4
9	Alleghany Corp.	21,799	3.9
10	Allianz	21,661	3.9

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Does not include FM Global, which reclassified private flood insurance as part of allied lines in 2019. FM Global had $300 million in direct premiums written for private flood insurance in 2018 or 43 percent of the total U.S. private flood market.
(3) Before reinsurance transactions.
(4) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2020 (1)

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Rank	Group/company (2)	Direct premiums written (3)	Market share (4)
1	Zurich Insurance Group	$98,749	13.8%
2	Assurant Inc.	97,374	13.6
3	American International Group (AIG)	75,318	10.6
4	AXA	68,696	9.6
5	Swiss Re Ltd.	67,471	9.5
6	Arch Capital Group Ltd.	49,678	7.0
7	Berkshire Hathaway Inc.	41,417	5.8
8	Liberty Mutual	38,601	5.4
9	Allstate Corp.	35,584	5.0
10	MAPFRE	27,123	3.8

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Does not include FM Global, which reclassified private flood insurance as part of allied lines in 2019. FM Global had $300 million in direct premiums written for private flood insurance in 2018 or 43 percent of the total U.S. private flood market.
(3) Before reinsurance transactions.
(4) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2021 (1)

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Rank	Group/company	Direct premiums written (2)	Market share (3)
1	Zurich Insurance Group	$168,788	16.0%
2	American International Group (AIG)	156,871	14.9
3	Assurant Inc.	107,151	10.2
4	AXA	71,163	6.8
5	Swiss Re Ltd	60,763	5.8
6	Liberty Mutual	59,941	5.7
7	Berkshire Hathaway Inc.	52,113	5.0
8	Arch Capital Group Ltd.	48,821	4.7
9	Chubb	44,221	4.2
10	Allstate Corp.	33,664	3.2

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Before reinsurance transactions.
(3) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

Top 10 Writers Of Private Flood Insurance By Direct Premiums Written, 2022 (1)

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Rank	Group/company	Direct premiums written (2)	Market share (3)
1	American International Group (AIG)	$173,244	14.0%
2	Zurich Insurance Group	147,805	11.9
3	Assurant Inc.	120,520	9.71
4	AXA	117,210	9.4
5	Berkshire Hathaway Inc.	101,830	8.2
6	Swiss Re Ltd.	72,549	5.9
7	Sompo	71,000	5.7
8	Liberty Mutual	70,910	5.7
9	Chubb	48,238	3.9
10	Allstate Corp.	44,280	3.6

(1) Private flood includes both commercial and private residential coverage, primarily first-dollar standalone policies that cover the flood peril and excess flood. Excludes sewer/water backup and the crop flood peril.
(2) Before reinsurance transactions.
(3) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.