| Schedule of Segment Reporting Information |
| | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | | | | | | | | Three Months Ended September 30, 2026 | International | | Bermuda | | Corporate | | Total | | Gross premiums written | $ | 456,332 | | | $ | 363,370 | | | $ | — | | | $ | 819,702 | | | Net premiums written | $ | 349,250 | | | $ | 277,472 | | | $ | — | | | $ | 626,722 | | | Net premiums earned | $ | 309,313 | | | $ | 281,961 | | | $ | — | | | $ | 591,274 | | | Third party fee income | 1,618 | | | 1,194 | | | — | | | 2,812 | | | Losses and loss adjustment expenses | 169,916 | | | 196,810 | | | — | | | 366,726 | | | Acquisition costs | 85,920 | | | 65,052 | | | — | | | 150,972 | | | Other underwriting expenses | 46,136 | | | 14,725 | | | — | | | 60,861 | | | Underwriting income (loss) | $ | 8,959 | | | $ | 6,568 | | | $ | — | | | $ | 15,527 | | | Net realized and unrealized gains (losses) on investments | | | | | 208,526 | | | 208,526 | | | Net investment income (loss) | | | | | 26,615 | | | 26,615 | | | | | | | | | | | | | | | | | | | Net foreign exchange gains (losses) | | | | | (1,188) | | | (1,188) | | | Corporate expenses | | | | | (14,097) | | | (14,097) | | | | | | | | | | | Amortization of intangible assets | | | | | (3,762) | | | (3,762) | | | Interest expense | | | | | (4,801) | | | (4,801) | | | Income (loss) before income tax | | | | | | | 226,820 | | | Income tax (expense) benefit | | | | | 1,363 | | | 1,363 | | | Net income (loss) | | | | | | | 228,183 | | | Net income (loss) attributable to non-controlling interest | | | | | 146,727 | | | 146,727 | | | Net income (loss) attributable to common shareholders | | | | | | | $ | 81,456 | | | | | | | | | | | Key Ratios | | | | | | | | | Attritional loss ratio - current year | 54.5 | % | | 60.8 | % | | | | 57.5 | % | | Attritional loss ratio - prior year development | (3.2) | % | | (6.1) | % | | | | (4.6) | % | | Catastrophe loss ratio - current year | 2.2 | % | | 0.0 | % | | | | 1.1 | % | | Catastrophe loss ratio - prior year development | 1.4 | % | | 15.1 | % | | | | 8.0 | % | | Loss and loss adjustment expense ratio | 54.9 | % | | 69.8 | % | | | | 62.0 | % | | Acquisition cost ratio | 27.8 | % | | 23.1 | % | | | | 25.5 | % | | Other underwriting expense ratio | 14.4 | % | | 4.8 | % | | | | 9.8 | % | | Combined ratio | 97.1 | % | | 97.7 | % | | | | 97.3 | % |
| | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | | | | | | | | Three Months Ended September 30, 2025 | International | | Bermuda | | Corporate | | Total | | Gross premiums written | $ | 379,957 | | | $ | 318,888 | | | $ | — | | | $ | 698,845 | | | Net premiums written | $ | 304,410 | | | $ | 274,571 | | | $ | — | | | $ | 578,981 | | | Net premiums earned | $ | 252,302 | | | $ | 270,697 | | | $ | — | | | $ | 522,999 | | | Third party fee income | 2,137 | | | 2,032 | | | — | | | 4,169 | | | Losses and loss adjustment expenses | 133,895 | | | 144,817 | | | — | | | 278,712 | | | Acquisition costs | 67,007 | | | 58,405 | | | — | | | 125,412 | | | Other underwriting expenses | 41,703 | | | 17,252 | | | — | | | 58,955 | | | Underwriting income (loss) | $ | 11,834 | | | $ | 52,255 | | | $ | — | | | $ | 64,089 | | | Net realized and unrealized gains (losses) on investments | | | | | 115,136 | | | 115,136 | | | Net investment income (loss) | | | | | 22,727 | | | 22,727 | | | | | | | | | | | | | | | | | | | Net foreign exchange gains (losses) | | | | | 2,619 | | | 2,619 | | | Corporate expenses | | | | | (15,347) | | | (15,347) | | | | | | | | | | | Amortization of intangible assets | | | | | (4,000) | | | (4,000) | | | Interest expense | | | | | (4,933) | | | (4,933) | | | Income (loss) before income tax | | | | | | | 180,291 | | | Income tax (expense) benefit | | | | | (3,866) | | | (3,866) | | | Net income (loss) | | | | | | | 176,425 | | | Net income (loss) attributable to non-controlling interest | | | | | 40,225 | | | 40,225 | | | Net income (loss) attributable to common shareholders | | | | | | | $ | 136,200 | | | | | | | | | | | Key Ratios | | | | | | | | | Attritional loss ratio - current year | 55.3 | % | | 55.6 | % | | | | 55.4 | % | | Attritional loss ratio - prior year development | (2.2) | % | | (2.1) | % | | | | (2.1) | % | | Catastrophe loss ratio - current year | 0.0 | % | | 0.0 | % | | | | 0.0 | % | | Catastrophe loss ratio - prior year development | 0.0 | % | | 0.0 | % | | | | 0.0 | % | | Loss and loss adjustment expense ratio | 53.1 | % | | 53.5 | % | | | | 53.3 | % | | Acquisition cost ratio | 26.6 | % | | 21.6 | % | | | | 24.0 | % | | Other underwriting expense ratio | 15.7 | % | | 5.6 | % | | | | 10.5 | % | | Combined ratio | 95.4 | % | | 80.7 | % | | | | 87.8 | % |
| | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | | | | | | | | Nine Months Ended September 30, 2026 | International | | Bermuda | | Corporate | | Total | | Gross premiums written | $ | 1,319,314 | | | $ | 1,271,540 | | | $ | — | | | $ | 2,590,854 | | | Net premiums written | $ | 959,530 | | | $ | 942,547 | | | $ | — | | | $ | 1,902,077 | | | Net premiums earned | $ | 902,728 | | | $ | 845,069 | | | $ | — | | | $ | 1,747,797 | | | Third party fee income | 5,985 | | | 7,481 | | | — | | | 13,466 | | | Losses and loss adjustment expenses | 508,045 | | | 544,955 | | | — | | | 1,053,000 | | | Acquisition costs | 247,411 | | | 193,491 | | | — | | | 440,902 | | | Other underwriting expenses | 128,193 | | | 36,947 | | | — | | | 165,140 | | | Underwriting income (loss) | $ | 25,064 | | | $ | 77,157 | | | $ | — | | | $ | 102,221 | | | Net realized and unrealized gains (losses) on investments | | | | | 587,458 | | | 587,458 | | | Net investment income (loss) | | | | | 77,084 | | | 77,084 | | | | | | | | | | | | | | | | | | | Net foreign exchange gains (losses) | | | | | 719 | | | 719 | | | Corporate expenses | | | | | (38,213) | | | (38,213) | | | | | | | | | | | Amortization of intangible assets | | | | | (11,482) | | | (11,482) | | | Interest expense | | | | | (14,339) | | | (14,339) | | | Income (loss) before income tax | | | | | | | 703,448 | | | Income tax (expense) benefit | | | | | (3,430) | | | (3,430) | | | Net income (loss) | | | | | | | 700,018 | | | Net income (loss) attributable to non-controlling interest | | | | | 341,242 | | | 341,242 | | | Net income (loss) attributable to common shareholders | | | | | | | $ | 358,776 | | | | | | | | | | | Key Ratios | | | | | | | | | Attritional loss ratio - current year | 53.5 | % | | 56.9 | % | | | | 55.1 | % | | Attritional loss ratio - prior year development | (2.2) | % | | 0.7 | % | | | | (0.8) | % | | Catastrophe loss ratio - current year | 4.5 | % | | 1.4 | % | | | | 3.0 | % | | Catastrophe loss ratio - prior year development | 0.5 | % | | 5.5 | % | | | | 2.9 | % | | Loss and loss adjustment expense ratio | 56.3 | % | | 64.5 | % | | | | 60.2 | % | | Acquisition cost ratio | 27.4 | % | | 22.9 | % | | | | 25.2 | % | | Other underwriting expense ratio | 13.5 | % | | 3.5 | % | | | | 8.7 | % | | Combined ratio | 97.2 | % | | 90.9 | % | | | | 94.1 | % |
| | | | | | | | | | | | | | | | | | | | | | | | | ($ in thousands) | | | | | | | | | Nine Months Ended September 30, 2025 | International | | Bermuda | | Corporate | | Total | | Gross premiums written | $ | 1,094,715 | | | $ | 1,159,462 | | | $ | — | | | $ | 2,254,177 | | | Net premiums written | $ | 791,473 | | | $ | 947,696 | | | $ | — | | | $ | 1,739,169 | | | Net premiums earned | $ | 746,078 | | | $ | 787,012 | | | $ | — | | | $ | 1,533,090 | | | Third party fee income | 10,301 | | | 3,544 | | | — | | | 13,845 | | | Losses and loss adjustment expenses | 404,300 | | | 539,575 | | | — | | | 943,875 | | | Acquisition costs | 195,480 | | | 169,628 | | | — | | | 365,108 | | | Other underwriting expenses | 116,833 | | | 47,831 | | | — | | | 164,664 | | | Underwriting income (loss) | $ | 39,766 | | | $ | 33,522 | | | $ | — | | | $ | 73,288 | | | Net realized and unrealized gains (losses) on investments | | | | | 571,964 | | | 571,964 | | | Net investment income (loss) | | | | | 62,721 | | | 62,721 | | | | | | | | | | | | | | | | | | | Net foreign exchange gains (losses) | | | | | (4,422) | | | (4,422) | | | Corporate expenses | | | | | (41,168) | | | (41,168) | | | | | | | | | | | Amortization of intangible assets | | | | | (11,895) | | | (11,895) | | | Interest expense | | | | | (15,264) | | | (15,264) | | | Income (loss) before income tax | | | | | | | 635,224 | | | Income tax (expense) benefit | | | | | (9,748) | | | (9,748) | | | Net income (loss) | | | | | | | 625,476 | | | Net income (loss) attributable to non-controlling interest | | | | | 220,990 | | | 220,990 | | | Net income (loss) attributable to common shareholders | | | | | | | $ | 404,486 | | | | | | | | | | | Key Ratios | | | | | | | | | Attritional loss ratio - current year | 53.1 | % | | 53.9 | % | | | | 53.4 | % | | Attritional loss ratio - prior year development | (2.9) | % | | (0.8) | % | | | | (1.8) | % | | Catastrophe loss ratio - current year | 4.1 | % | | 17.7 | % | | | | 11.1 | % | | Catastrophe loss ratio - prior year development | (0.1) | % | | (2.2) | % | | | | (1.1) | % | | Loss and loss adjustment expense ratio | 54.2 | % | | 68.6 | % | | | | 61.6 | % | | Acquisition cost ratio | 26.2 | % | | 21.6 | % | | | | 23.8 | % | | Other underwriting expense ratio | 14.3 | % | | 5.6 | % | | | | 9.8 | % | | Combined ratio | 94.7 | % | | 95.8 | % | | | | 95.2 | % | | | | | | | | | | | | | | | | |
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