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Waystar Holding Corp.

For the period ended Sep 30, 2025. Filed Oct 29, 2025.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2025 · Filed Oct 29, 2025

WAY$29.18+2.9%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

ExhibitNumberExhibit DescriptionFiledHerewith
2.1Agreement and Plan of Merger, dated as of July 23, 2025, by and among Waystar Holding Corp., Morton Merger Sub 1, Inc., Isotope Holding, LLC, Iodine Software Holdings, Inc., Iodine Software Parent, LLC and Shareholder Representative Services LLC, as the equityholder representative (incorporated by reference to Exhibit 2.1 to the Company's Current Report on Form 8-K filed on July 23, 2025
3.2Certificate of Amendment of Amended and Restated Certificate of Incorporation of Waystar Holding Corp. (incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed on June 5, 2025).
3.3Amended and Restated Bylaws of Waystar Holding Corp. (incorporated by reference to Exhibit 4.2 to the Company’s Registration Statement on Form S-8 filed on June 10, 2024).
10.1†Amendment No. 2 to the Stockholders Agreement among Waystar Holding Corp. and the other parties named therein, dated as of July 23, 2025 (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed on July 23, 2025).
10.2Stockholder and Lockup Agreement among Waystar Holding Corp., AIO Holdings LP, William Chan and the other parties named therein, dated as of July 23, 2025 (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed on July 23, 2025).
10.3Joinder Agreement to Amended and Restated Registration Rights Agreement, dated as of July 23, 2025 (incorporated by reference to Exhibit 10.3 to the Company’s Current Report on Form 8-K filed on July 23, 2025).
10.4Eleventh Amendment, dated as of August 12, 2025, to the First Lien Credit Agreement, among BNVC Holdings, Inc. (as successor to Derby Parent, Inc.), Waystar Technologies, Inc.(f/k/a Navicure, Inc.) (as successor to Derby Merger Sub, Inc. and BNVC Group Holdings, Inc.), JPMorgan Chase Bank, N.A., as Administrative Agent, Collateral Agent, and Issuing Bank, Barclays Bank PLC as Issuing Bank, Deutsche Bank AG New York Branch, as Issuing Bank, and each lender from time to time party thereto (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed on August 12, 2025).
10.5Twelfth Amendment, dated as of October 1, 2025, to the First Lien Credit Agreement, among BNVC Holdings, Inc. (as successor to Derby Parent, Inc.), Waystar Technologies, Inc.(f/k/a Navicure, Inc.) (as successor to Derby Merger Sub, Inc. and BNVC Group Holdings, Inc.), JPMorgan Chase Bank, N.A., as Administrative Agent, Collateral Agent, and Issuing Bank, Barclays Bank PLC as Issuing Bank, Deutsche Bank AG New York Branch, as Issuing Bank, and each lender from time to time party thereto (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed on October 1, 2025).
31.1Certification of Chief Executive Officer, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
31.2Certification of Chief Financial Officer, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
32.1 *Certification of Chief Executive Officer, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.X
32.2 *Certification of Chief Financial Officer, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.X
101.INSXBRL Instance Document - the instance document does not appear in the interactive data file because its XBRL tags are embedded within the inline XBRL document.X
101.SCHInline XBRL Taxonomy Extension Schema Document.X
101.CALInline XBRL Taxonomy Extension Calculation Linkbase Document.X
101.LABInline XBRL Taxonomy Extension Label Linkbase Document.X
101.PREInline XBRL Taxonomy Extension Presentation Linkbase Document.X
101.DEFInline XBRL Taxonomy Extension Definition Linkbase Document.X
104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).X

XFiled Herewith

† Management contract or compensatory plan or arrangement.

*This exhibit shall not be deemed “filed” for purposes of Section 18 of the Exchange Act or otherwise subject to the liability of that Section. Such exhibit shall not be deemed incorporated into any filing under the Securities Act or the Exchange Act.

The agreements and other documents filed as exhibits to this report are not intended to provide factual information or other disclosure other than the terms of the agreements or other documents themselves, and you should not rely on them for that purpose. In particular, any representations and warranties made by the Company in these agreements or other documents were made solely within the specific context of the relevant agreement or document and may not describe the actual state of affairs as of the date they were made or at any other time.

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