Form 10-K (Mark One)☑ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934FOR THE FISCAL YEAR ENDED DECEMBER31, 2025 OR☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934FOR THE TRANSITION PERIOD FROM TO (414)390-6100(Registrant’s telephone number, including area code) Securities registered pursuant to section 12(g) of the Act: NoneIndicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. YesNo Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15(d) of the Act. YesNo 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 subjectto such filing requirements for the past 90 days. YesNoIndicate 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 tosubmit such files). YesNoIndicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer”, “smaller reporting company” and“emerging growth company” in Rule 12b-2 of the Exchange Act.Large accelerated filerAccelerated filer Smaller reporting company☐Emerging growth company☐ Non-accelerated filer If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complyingwith any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firmthat prepared or issued its audit report.☑If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements.☐Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant's executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☐No The aggregate market value of common equity held by non-affiliates of the registrant at June30, 2025, which was the last business day of the registrant’s most recently completed second fiscal quarter, was approximately $3.1 billion based on the closing price of $44.33 for the Class Acommon stock, as reported on the New York Stock Exchange on that date.For purposes of this calculation only, it is assumed that the affiliates of the registrant include only directors and executive officers of the The number of outstanding shares of the registrant’s Class A common stock, par value $0.01 per share, Class B common stock, par value$0.01 per share and Class C common stock, par value $0.01 per share, as of February19, 2026 were 70,530,755, 1,137,929 and 8,917,476,respectively. DOCUMENTS INCORPORATED BY REFERENCECertain portions of the registrant’s definitive proxy statement for its annual meeting of stockholders, to be filed with the Securities and Exchange Commission within 120 days after December31, 2025, are incorporated by reference into Part III of this Form 10-K. TABLE OF CONTENTS PART I Item1.BusinessItem 1A.Risk FactorsItem 1B.Unresolved Staff CommentsItem 1C.CybersecurityItem 2.PropertiesItem 3.Legal ProceedingsItem 4.Mine Safety DisclosuresInformation about our Executive Officers PART II Item 5.Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity SecuritiesItem 6.[Reserved]Item 7.Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem 7A.Qualitative and Quantitative Disclosures Regarding Market RiskItem 8.Financial Statements and Supplementary DataItem 9.Changes in and Disagreements with Accountants on Accounting and Financial DisclosureItem 9A.Controls and ProceduresItem 9B.Other InformationItem 9C.Disclosure Regarding Foreign Jurisdictions that Prevent Inspections PART III Item 10.Directors, Executive Officers and Corporate GovernanceItem 11.Executive Compe




