UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM10-Q ☒Quarterly report pursuant to section 13 or 15(d) of the Security Exchange Act of 1934 March 31, 2023 for the quarterly period ended: or ☐Transition report pursuant to section 13 or 15(d) of the Security Exchange Act of 1934 Commission File Number: 001-10607 OLD REPUBLIC INTERNATIONAL CORPORATION (Exact name of registrant as specified in its charter) Delaware 36-2678171 (State or other jurisdiction of (IRS Employer Identificat ...