Current Report · Items 7.01, 9.01 · 8-K

Carpenter Technology Corp

CRSNYSEEQUITYCurrent

Regulation FD Disclosure

Filed Aug 25, 2026Accepted Aug 25, 2026, 5:14 PM EDTCIK 17843Accession 0000017843-26-000038

Company context

Carpenter Technology Corporation is a recognized leader in high-performance specialty alloy materials and process solutions for critical applications in the aerospace and defense, medical, transportation, energy, and industrial and consumer markets. Founded in 1889, Carpenter Technology has evolved to become a pioneer in premium specialty alloys including nickel, cobalt, and titanium and material process capabilities that solve our customers’ current and future material challenges. More information about Carpenter Technology can be found at www.carpentertechnology.com.

Current securities

CRSNYSE · EQUITY · Current

Recent company filings

Disclosure sections

Items 7.01, 9.01

Select an item to read the extracted section. The as-filed document remains the primary evidence.

Item 7.01Item 7.01 - Regulation FD Disclosure

Item 7.01 - Regulation FD Disclosure. On August 25, 2026, Tony R. Thene, Chairman, President and Chief Executive Officer of Carpenter Technology Corporation (the “Company”), sold 109,283 shares of the Company’s common stock (“Common Stock”) for estate planning, tax planning and financial diversification purposes. Following the sale, Mr. Thene continues to beneficially own 466,697 shares of Common Stock, including shares held directly or through family trusts, as well as restricted share units that vest over time. These holdings position Mr. Thene among the Company’s 20 largest stockholders as of the date of this Current Report on Form 8-K and reflect his continued confidence in the Company’s outlook and ability to create long-term stockholder value.