Skip to content

Arch Capital Group ACGL Business Segments

TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
Net premiums earned by Business
Insurance$7.78B+10.6%$7.77B+17.3%$7.73B+25.9%$7.53B+30.0%$7.04B+24.8%
Mortgage$1.16B-5.7%$1.17B-4.8%$1.19B-1.0%$1.2B+1.7%$1.23B+5.1%
Reinsurance$7.93B+4.2%$8.12B+12.2%$8.03B+15.5%$7.91B+19.7%$7.6B+23.2%
Underwriting Income Loss Segment by Business
Insurance$443M+72.4%$375M+8.7%$286M-30.9%$277M-34.5%$257M-39.1%
Mortgage$969M-9.9%$1B-8.6%$1.02B-8.6%$1.03B-8.9%$1.08B-1.6%
Reinsurance$1.83B+81.4%$1.56B+27.5%$1.43B+16.7%$1.1B-20.9%$1.01B-20.1%
Other underwriting income by Business
Insurance$44M+1,367%$36M$25M$16M$3M
Mortgage$22M+22.2%$22M+29.4%$19M+11.8%$19M+11.8%$18M0.0%
Reinsurance$157M+241%$159M+1,667%$127M+877%$91M+600%$46M+207%
Losses and loss adjustment expenses by Business
Insurance$4.66B+4.9%$4.76B+17.1%$4.85B+33.4%$4.77B+42.1%$4.44B+35.8%
Mortgage$8M+119%-$4M+92.7%-$20M+78.7%-$19M+85.2%-$43M+62.3%
Reinsurance$4.2B-12.5%$4.61B+6.5%$4.65B+14.6%$4.92B+36.5%$4.8B+43.5%
Net premiums written by Business
Insurance$7.77B+7.0%$7.8B+13.4%$7.88B+23.7%$7.74B+27.5%$7.27B+21.8%
Mortgage$1.06B-3.7%$1.06B-4.7%$1.07B-1.8%$1.08B-0.1%$1.1B+3.1%
Reinsurance$7.48B-4.1%$7.62B-1.7%$7.7B-0.2%$7.91B+7.9%$7.8B+9.9%
Gross premiums written by Business
Insurance$10.49B+9.6%$10.44B+15.3%$10.38B+22.0%$10.15B+23.7%$9.57B+18.8%
Mortgage$1.3B-3.1%$1.31B-3.4%$1.31B-4.4%$1.32B-4.3%$1.34B-3.5%
Reinsurance$11.07B-0.6%$11.15B+0.3%$11.15B0.0%$11.39B+8.3%$11.14B+10.1%
Other Expenses by Business
Insurance$1.19B+13.2%$1.17B+17.8%$1.16B+22.8%$1.11B+23.6%$1.05B+22.7%
Mortgage$184M-10.7%$185M-10.6%$200M+1.0%$205M+4.6%$206M+4.6%
Reinsurance$474M+47.2%$469M+73.7%$455M+63.7%$376M+31.9%$322M+11.4%
Goodwill and intangible assets by Business
Insurance$3.27B+6.4%$3.38B+35.8%$3.5B+94.9%$3.69B+272%$3.07B+219%
Mortgage$1.33B-2.3%$1.33B-4.9%$1.34B-7.6%$1.35B-9.2%$1.37B-10.7%
Reinsurance$396M-8.1%$405M-10.0%$409M-14.4%$422M-15.1%$431M-18.5%
Acquisition expenses by Business
Insurance$1.53B+19.0%$1.5B+22.9%$1.46B+27.2%$1.38B+24.6%$1.28B+18.2%
Mortgage$17M+183%$13M+550%$10M$7M+133%$6M-40.0%
Reinsurance$1.57B+3.7%$1.64B+14.8%$1.63B+15.4%$1.61B+19.6%$1.52B+17.7%
Ceded Premiums Written by Business
Insurance$2.72B+17.7%$2.64B+21.0%$2.5B+17.2%$2.41B+12.8%$2.31B+10.3%
Mortgage$235M0.0%$245M+2.5%$240M-14.3%$241M-19.4%$235M-25.9%
Reinsurance$3.59B+7.4%$3.53B+4.9%$3.45B+0.6%$3.49B+9.5%$3.34B+10.5%
Prior years by Business
Insurance-$60M-$63M
Mortgage-$228M+15.2%-$235M+16.7%-$241M+24.9%-$251M+28.1%-$269M+22.5%
Reinsurance-$437M-37.9%-$392M-69.0%-$357M-85.9%-$350M-85.2%-$317M-65.1%
Prior years by Product
Casualty$82M+64.0%$70M+59.1%$31M-36.7%$36M-16.3%$50M-2.0%
Travel and accident-$28M+6.7%-$26M+16.1%-$26M+18.8%-$29M-7.4%-$30M

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

Questions, answered.

How does Arch Capital Group break its business down?
Arch Capital Group (ACGL) reports net premiums earned by business across 3 parts — Insurance, Mortgage and Reinsurance. Each is extracted from the segment footnotes and tracked over time.
Where does Arch Capital Group's segment data come from?
Segment breakdowns are pulled from the segment footnotes in Arch Capital Group's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.