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 2019 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.

2019 Rank	Company Name	2019 Direct Premiums Written (DPW)	2018-2019 DPW Change (%)	Market Share (%)	% Cyber DPW Standalone	% Cyber DPW Packaged	2018 Rank
1	Chubb INA Group	356.9	9.5	15.9	0.5	99.6	1
2	XL Reinsurance America Group (AXA XL)	229.7	-10.2	10.2	100.0	0	2
3	American International Group	225.8	-2.9	10.0	99.6	0.5	3
4	Travelers Group	178.5	22.1	7.9	80.7	19.3	4
5	Beazley USA Insurance Group	150.9	36.0	6.7	93.8	6.2	5
6	AXIS US Operations	97.3	28.0	4.3	51.0	49.0	7
7	CNA Insurance Companies	94.7	13.6	4.2	16.9	83.1	6
8	BCS Financial Group	76.1	9.4	3.4	58.7	41.3	8
9	Liberty Mutual Insurance Companies	68.4	2.8	3.0	43.4	56.6	9
10	Fairfax Financial (USA) Group	65.1	70.4	2.9	99.8	0.2	14
11	Hartford Insurance Group	57.5	28.7	2.6	13.5	86.5	12
12	Tokio Marine US PC Group	52.6	10.8	2.3	66.9	33.1	10
13	Sompo Holdings US Group	49.7	22.3	2.2	47.1	52.9	13
14	Zurich Insurance US PC Group	49.2	6.8	2.2	88.4	11.6	11
15	Berkshire Hathaway Insurance Group	31.2	8.8	1.4	38.8	61.2	15
16	W. R. Berkley Insurance Group	23.9	23.1	1.1	72.8	27.2	19
17	The Cincinnati Insurance Companies	21.7	29.1	1.0	0	100	20
18	Aspen US Insurance Group	19.6	-7.8	0.9	99.0	1.0	18
19	Markel Corporation Group	19.5	-13.2	0.9	57.0	43.0	16
20	Alleghany Corporation Group	19.3	45.4	0.9	66.8	33.2	23

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

The top 20 cyber insurers in the U.S. market account for almost $1.89 billion of direct premiums written in 2019.

The entire property & casualty insurance industry underwrote approximately $2.25 billion of U.S. cyber insurance premiums in 2019, according to A.M. Best.