BALL: 10-Q financial filing

BALL CORPORATION_September 30, 2026 Table of Contents ​ ​ ​ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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 ​ Commission file number 001-07349 ​ BALL CORPORATION ​ State of Indiana (State or other jurisdiction of incorporation or organization) 35-0160610 (I.R.S. Employer Identification No.) ​ ​ 9200 West 108th Circle Westminster , CO (Address of registrant’s principal executive office) 80021 (Zip Code) ​ Registrant’s telephone number, including area code: ( 303 ) 469-3131 ​ Securities registered pursuant to section 12(b) of the Act: ​ Class ​ Trading Symbol ​ Name of Exchange ​ Outstanding at October 30, 2026 Common Stock, without par value ​ BALL ​ NYSE ​ 260,291,542 shares ​ 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 days. Yes ☒ No ☐ ​ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No ☐ ​ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or