Table of Contents ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 CARPENTER TECHNOLOGY CORPORATION (Exact name of Registrant as specified in its Charter) FORM 10-Q or Commission File Number 1-5828 Delaware 23-0458500 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) (Mark One) UNITED STATES SECURITIES AND EXCHANGE COMMISSION WA ...