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ATI INC

For the period ended Sep 28, 2025. Filed Oct 28, 2025.

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About this filing

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 28, 2025 · Filed Oct 28, 2025

ATI$184.85+5.2%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Item 6. Exhibits

(a) Exhibits

10.1Receivables Purchase and Financing Agreement, dated as of September 19, 2025, by and among the ATI Securitization LLC, the Purchasers and Lenders from time to time party thereto, ATI Specialty Materials LLC, PNC Bank, National Association, as Administrative Agent, and PNC Capital Markets LLC, as Structuring Agent (filed herewith).*
10.2First Tier Purchase and Sale Agreement, dated as of September 19, 2025, between ATI Specialty Materials LLC, as Servicer and ATI Securitization Holdings LLC (filed herewith).
10.3Second Tier Purchase and Sale Agreement, dated as of September 19, 2025, between ATI Specialty Materials LLC, as Servicer, ATI Securitization Holdings LLC and ATI Securitization LLC (filed herewith).
10.4Retirement and Consulting Agreement, dated as of October 27, 2025, between the Company and Donald P. Newman (filed herewith).
31.1Certification of Chief Executive Officer required by Securities and Exchange Commission Rule 13a – 14(a) or 15d – 14(a) (filed herewith).
31.2Certification of Chief Financial Officer required by Securities and Exchange Commission Rule 13a – 14(a) or 15d – 14(a) (filed herewith).
32.1Certification pursuant to 18 U.S.C. Section 1350 (furnished herewith).
101.INSInline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCHInline XBRL Taxonomy Extension Schema Document.
101.CALInline XBRL Taxonomy Extension Calculation Linkbase Document.
101.DEFInline XBRL Taxonomy Extension Definition Linkbase Document.
101.LABInline XBRL Taxonomy Extension Label Linkbase Document.
101.PREInline XBRL Taxonomy Extension Presentation Linkbase Document.
104Cover Page Interactive Data File - the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
  • Schedules and certain exhibits have been omitted pursuant to Item 601(a)(5) of Regulation S-K. The registrant agrees to furnish supplementally a copy of the omitted schedules and exhibits to the SEC upon request.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

ATI INC.

(Registrant)

Date:October 28, 2025By/s/ Donald P. Newman
Donald P. Newman
Executive Vice President, Finance and Chief Financial Officer(Principal Financial Officer)
Date:October 28, 2025By/s/ Michael B. Miller
Michael B. Miller
Vice President, Controller and Chief Accounting Officer(Principal Accounting Officer)
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.