{"filing":{"accession_number":"0001193125-26-427190","cik":"0000889132","ticker":"PKX","company_name":"POSCO HOLDINGS INC.","form":"6-K","filing_date":"2026-10-21","report_date":"2026-10-21","primary_document":"d153097d6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/889132/000119312526427190/d153097d6k.htm"},"events":[{"id":36576,"run_id":33723,"accession_number":"0001193125-26-427190","anchor_item_number":null,"event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.72,"summary":"POSCO is clarifying media reports about a potential KRW 4 trillion HBI (Hot Briquetted Iron) production project in Western Australia. The company confirms it is reviewing feasibility of this low-carbon steel initiative but emphasizes no investment decision, business structure, or implementation schedule has been determined. This is a material operational/strategic disclosure regarding a potential major capital project, though the company has not yet committed to it. The clarification itself is the disclosed event—a response to rumors about a significant strategic initiative.","company_name":"POSCO HOLDINGS INC.","ticker":"PKX","filing_date":"2026-10-21","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":41035,"accession_number":"0001193125-26-427190","item_number":null,"item_title":null,"event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.72,"reasoning":"POSCO is clarifying media reports about a potential KRW 4 trillion HBI (Hot Briquetted Iron) production project in Western Australia. The company confirms it is reviewing feasibility of this low-carbon steel initiative but emphasizes no investment decision, business structure, or implementation schedule has been determined. This is a material operational/strategic disclosure regarding a potential major capital project, though the company has not yet committed to it. The clarification itself is the disclosed event—a response to rumors about a significant strategic initiative.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-21T11:01:39.551676+00:00","company_name":"POSCO HOLDINGS INC.","ticker":"PKX","filing_date":"2026-10-21"}]}