Form 6-K Filing Summary

This report provides a summary of POSCO HOLDINGS INC.'s provisional earnings for Q1 2026, based on K-IFRS. The company reported a revenue of 8.94 trillion KRW, a slight decrease of 0.4% compared to Q1 2025. Operating profit for Q1 2026 was 0.21 trillion KRW, a significant decrease of 38.4% compared to Q1 2025. Profit before income tax was 0.24 trillion KRW, a 14.3% decrease from Q1 2025. The net profit for Q1 2026 was 0.18 trillion KRW, an 18.2% decrease compared to the same period in the previous year. It is important to note that these are provisional figures and may change upon completion of the auditors' review. The filing is made on April 30, 2026, and signed by Han, Young Ah, Executive Vice President.