Top US cyber insurers by premiums written

This table displays the top 20 property and casualty insurance carriers underwriting cyber risks in the United States.

This top 20 U.S. cyber insurers directory is based on research data from rating agency A.M. Best.

Listing the top U.S. cyber insurance companies, this directory provides a simple way to analyse the top cyber underwriters in the United States.

These cyber insurance companies are ranked by 2021 total standalone and packaged cyber insurance direct premiums written (USD $m’s). You can sort the table by any of the headings and search it to analyse individual cyber insurers.

2021 Rank	Company Name	2021 Direct Premiums Written (DPW)	2020-2021 DPW Change (%)	Market Share (%)	% Cyber DPW Standalone	% Cyber DPW Packaged	2020 Rank
1	Chubb INA Group	473.1	17.1	9.9	0	100	1
2	Fairfax Financial (USA) Group	436.4	302.1	9.1	100	0	8
3	XL Reinsurance America Group (AXA XL)	421.0	43.7	8.8	100	0	2
4	Tokio Marine US PC Group	249.8	189.3	5.2	77.2	22.8	11
5	American International Group	240.6	5.3	5.0	99.3	0.7	3
6	Travelers Group	232.3	12.3	4.9	82.6	17.4	4
7	Beazley USA Insurance Group	200.9	13	4.2	95.1	4.9	5
8	CNA Insurance Companies	181.4	51.6	3.8	12.5	87.5	7
9	Arch Insurance Group	171.2	967.3	3.6	83.9	16.1	26
10	AXIS US Operations	159.1	19.1	3.3	90.5	9.5	6
11	Zurich Insurance US PC Group	151.9	135.7	3.2	89.9	10.1	13
12	Liberty Mutual Insurance Companies	138.2	230.2	2.9	45.3	54.7	14
13	Sompo Holdings US Group	133.5	83.9	2.8	100	0	12
14	BCS Financial Group	132.0	52.5	2.8	56.9	43.1	10
15	Hartford Insurance Group	123.2	19.7	2.6	16.4	83.6	9
16	Munich American Holding Corp	120.0	572.2	2.5	3.1	96.9	25
17	Swiss Re Group	103.8	338.9	2.2	100	0	20
18	Alleghany Corporation Group	88.6	287.7	1.9	93.5	6.5	22
19	W. R. Berkley Insurance Group	81.3	454.5	1.7	73.7	26.3	29
20	Berkshire Hathaway Insurance Group	70.6	88.8	1.5	40.5	59.5	16

Source: © A.M. Best Company, Inc. — used by permission.

The top 20 cyber insurers in the U.S. market account for more than $3.9 billion of direct premiums written in 2021.

The entire property & casualty insurance industry underwrote approximately $4.78 billion of U.S. cyber insurance premiums in 2021, according to A.M. Best.