{"filing":{"accession_number":"0000017843-26-000036","cik":"0000017843","ticker":"CRS","company_name":"CARPENTER TECHNOLOGY CORP","form":"8-K","filing_date":"2026-08-12","report_date":"2026-08-12","primary_document":"crs-20260812.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/17843/000001784326000036/crs-20260812.htm"},"events":[{"id":27345,"run_id":24911,"accession_number":"0000017843-26-000036","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.92,"summary":"Kenneth J. Giacobbe was appointed to Carpenter Technology's Board of Directors as a Class III director, effective August 11, 2026. The appointment was accompanied by the concurrent departures of Howard Yu (resignation effective October 6, 2026) and Colleen Pritchett (not seeking re-election), with Giacobbe's extensive CFO experience at Howmet Aerospace making the board composition change material to investors.","company_name":"CARPENTER TECHNOLOGY CORP","ticker":"CRS","filing_date":"2026-08-12","form":"8-K","submitted_at":null,"items":[{"id":28830,"accession_number":"0000017843-26-000036","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The filing's principal disclosure is the appointment of Kenneth J. Giacobbe to Carpenter Technology's Board of Directors, effective August 11, 2026, as a Class III director. While the section also discloses the departures of Howard Yu and Colleen Pritchett, the appointment is the affirmative action taken and the focus of the announcement. Giacobbe's extensive CFO experience at Howmet Aerospace and related companies, combined with his independent director status, makes this material to investors assessing board composition and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-12T21:05:00.454525+00:00","company_name":"","ticker":null,"filing_date":""},{"id":28831,"accession_number":"0000017843-26-000036","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The filing announces the appointment of Ken Giacobbe to Carpenter Technology's Board of Directors effective August 11, 2026, along with concurrent departures (Howard Yu's resignation effective October 6, 2026, and Colleen Pritchett's decision not to seek re-election). While the section discloses multiple board changes, the principal action emphasized in the press release and the filing's title is Giacobbe's appointment as a new director with substantial aerospace and finance credentials. The departures are secondary disclosures. Board composition changes affecting independent director count are material to investors assessing governance and oversight.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-12T21:05:00.454525+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":28830,"accession_number":"0000017843-26-000036","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The filing's principal disclosure is the appointment of Kenneth J. Giacobbe to Carpenter Technology's Board of Directors, effective August 11, 2026, as a Class III director. While the section also discloses the departures of Howard Yu and Colleen Pritchett, the appointment is the affirmative action taken and the focus of the announcement. Giacobbe's extensive CFO experience at Howmet Aerospace and related companies, combined with his independent director status, makes this material to investors assessing board composition and governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-12T21:05:00.454525+00:00","company_name":"CARPENTER TECHNOLOGY CORP","ticker":"CRS","filing_date":"2026-08-12"},{"id":28831,"accession_number":"0000017843-26-000036","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The filing announces the appointment of Ken Giacobbe to Carpenter Technology's Board of Directors effective August 11, 2026, along with concurrent departures (Howard Yu's resignation effective October 6, 2026, and Colleen Pritchett's decision not to seek re-election). While the section discloses multiple board changes, the principal action emphasized in the press release and the filing's title is Giacobbe's appointment as a new director with substantial aerospace and finance credentials. The departures are secondary disclosures. Board composition changes affecting independent director count are material to investors assessing governance and oversight.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-12T21:05:00.454525+00:00","company_name":"CARPENTER TECHNOLOGY CORP","ticker":"CRS","filing_date":"2026-08-12"}]}