v3.26.3
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Operating activities    
Net income $ 257.8 $ 216.0
Adjustments to reconcile net income to net cash provided by operating activities:    
Share compensation 24.0 24.1
Net realized and unrealized gain on investments and derivatives (22.6) (6.6)
Amortization of premium and accretion of discount, net (18.5) (28.6)
Amortization of intangible assets 7.5 8.5
Other items, net (20.5) 39.1
Changes in assets and liabilities:    
Insurance and reinsurance balances receivable, net (297.5) (237.9)
Deferred acquisition costs, net (13.4) (53.6)
Unearned premiums ceded (161.8) (23.2)
Loss and loss adjustment expenses recoverable, net 135.9 152.4
Deferred tax asset/liability 9.9 10.0
Other assets 36.9 (69.0)
Interest and dividends receivable 0.9 0.1
Loss and loss adjustment expense reserves 33.9 157.8
Unearned premium reserves 194.9 228.7
Deferred gain on retroactive reinsurance 0.0 (8.5)
Reinsurance balances payable 24.0 (289.5)
Other liabilities 0.1 (6.0)
Intangible assets 0.0 8.7
Held for sale asset 115.2 (19.5)
Held for sale liability 0.0 25.8
Net cash provided by operating activities 306.7 128.8
Investing activities    
Purchases of debt securities, available-for-sale (1,853.7) (1,743.0)
Purchases of short-term investments (29.7) (101.6)
Purchases of other investments (5.4) (19.0)
Proceeds from sales and maturities of debt securities, available-for-sale 1,453.2 1,832.0
Proceeds from sales and maturities of debt securities, trading and short-term investments 71.9 239.8
Proceeds from sales and maturities of other investments 62.7 16.0
Change in due to/from brokers, net 44.4 10.7
Business acquisitions, net (cash and restricted cash acquired of $6.5) (76.4) 0.0
Net cash provided by (used in) investing activities (333.0) 234.9
Financing activities    
Redemption of preference shares (200.0) 0.0
Purchases of SiriusPoint common shares under share repurchase program (100.6) (490.8)
Net proceeds (payments) on deposit liability contracts 11.4 (9.7)
Net proceeds from exercise of options 0.0 0.8
Cash dividends paid to preference shareholders (2.6) (12.0)
Taxes paid on withholding shares (22.4) (4.6)
Change in total noncontrolling interests, net (0.2) (0.7)
Net cash used in financing activities (314.4) (517.0)
Net decrease in cash, cash equivalents and restricted cash (340.7) (153.3)
Cash, cash equivalents and restricted cash at beginning of period 902.4 894.6
Cash, cash equivalents and restricted cash at end of period 561.7 717.7
Supplemental Cash Flow Elements [Abstract]    
Change in cash, cash equivalents and restricted cash classified as assets held for sale $ 0.0 $ (23.6)