CB: 10-Q financial filing

cb-20260930 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2026 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File No. 1-11778 CHUBB LIMITED (Exact name of registrant as specified in its charter) Switzerland 98-0091805 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) Baerengasse 32 Zurich , Switzerland CH- 8001 (Address of principal executive offices) (Zip Code) + 41 (0)43 456 76 00 (Registrant’s telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Comm on Shares, par value CHF 0.50 per share CB New York Stock Exchange Guarantee of Chubb INA Holdings LLC 0.875% Senior Notes due 2027 CB/27 New York Stock Exchange Guarantee of Chubb INA Holdings LLC 1.55% Senior Notes due 2028 CB/28 New York Stock Exchange Guarantee of Chubb INA Holdings LLC 0.875% Senior Notes due 2029 CB/29A New York Stock Exchange Guarantee of Chubb INA Holdings LLC 1.40% Senior Notes due 2031 CB/31 New York Stock Exchange Guarantee of Chubb INA Holdings LLC 2.50% Senior Notes due 2038 CB/38A New York Stock Exchange Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15 (d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 day