Metallus Inc. filed a current report on Form 8-K on November 2, 2026, disclosing the release of its third-quarter 2026 operating results and the posting of an updated earnings presentation for investor use.

Key Highlights

  • Reporting period: The filing covers results for the third quarter of 2026.
  • Press release attached: A press release dated November 2, 2026 is furnished as Exhibit 99.1 to the filing.
  • Earnings presentation updated: According to the filing, an updated earnings presentation incorporating third-quarter 2026 financial information was posted to the company's investor relations page on November 2, 2026.
  • Investor use noted: The filing states the presentation "is expected to be used by the company in connection with certain future presentations to investors and others."
  • Signed by CFO: John M. Zaranec, Executive Vice President and Chief Financial Officer, signed the filing on behalf of Metallus Inc.
  • Exchange listing: Metallus Inc. common shares trade on the New York Stock Exchange under the symbol MTUS (NYSE:MTUS).

Metallus Discloses Q3 2026 Financials and Updates Investor Presentation

Metallus Inc., an Ohio-incorporated company headquartered at 1835 Dueber Avenue SW, Canton, Ohio, filed this current report to announce the public availability of its third-quarter 2026 financial results. The company, which files under Commission File Number 1-36313, issued a press release on November 2, 2026 that is furnished as Exhibit 99.1 and is not deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as the filing itself specifies.

Under Item 7.01, Metallus disclosed that it posted an updated earnings presentation to its investor relations page on the same date. The filing describes this presentation as one that "now includes third quarter of 2026 financial information" and that it is expected to be used in future investor presentations. Like the press release, the Item 7.01 disclosure is expressly stated in the filing to not be "filed" for Section 18 liability purposes, nor is it incorporated by reference into other filings under the Securities Act of 1933 or the Exchange Act unless specifically set forth by reference.

The filing was executed under the signature of John M. Zaranec, identified in the document as Executive Vice President and Chief Financial Officer of Metallus Inc. The current report covers Items 2.02 and 7.01, addressing results of operations and financial condition alongside the Regulation FD disclosure, respectively. No financial figures from the quarter are reproduced within the body of the 8-K itself; those details are contained in the attached press release furnished as Exhibit 99.1.

What Was Disclosed

Metallus Inc. reported via an 8-K filed November 2, 2026 that it released its third-quarter 2026 results through a press release and an updated earnings presentation, both made available on the same date. The filing was signed by CFO John M. Zaranec.