UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form10-Q ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2023 OR ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period to Commission file number 001-10962 Topgolf Callaway Brands Corp. (Exact name of registrant as specified in its charter) Delaware 95-3797580 (State or other jurisdiction o ...