4. Composition of the Board Persuant to Article 542-8 of the Commercial Act, outside directors constitute the majority of the BoD
compostion at POSCO Holdings. The current 12 BoD members consist of 7 outside directors, 4 inside directors, and 1 non-standing director. During the upcoming GMoS, the assigned terms will expire for 8 directors, and 7 replacement directors will be
appointed Term expiration (8) : 4 Inside Directors (Choi, Jeong-Woo / Jeong, Ki-Seop / Yoo, Byeong-Og, Kim, Ji-Yong), 1 Non-Standing Director (Kim, Hag-Dong), 3 Outside Directors (Kim, Sung-Jin / Yoo, Young-Sook / Kwon, Tae-Kyun) Directors to
be appointed (7) : 4 Inside Directors (Chang, In-Hwa / Jeong, Ki-Seop / Kim, Jun-Hyung / Kim, Ki-Soo), 3 Outside Directors (Yoo, Young-Sook / Kwon, Tae-Kyun / Park, Sung-Wook) Name Choi, Jeong-Woo Jeong, Ki-Seop Yoo, Byeong-Og Kim, Ji-Yong Kim,
Hag-Dong Park, Heui-Jae Kim, Sung-Jin Yoo, Young-Sook Kwon, Tae-Kyun Yoo, Jin-Nyoung, Sohn, Sung-Kyu Kim, Joon-Gi Independence Category Inside Director Non- Standing Director Outside Director Representative Director (CEO) Chairman of BoD Gender M M
M M M M M F M M M M Special Committee Special Committee Chair Special Committee Member ESG 75% -DIRECTOR CANDIDATE RECOMMENDATION 100% -EVALUATION AND COMPENSATION 100% -FINANCE 75% -AUDIT 100% Initial appointment Mar, 2018 Mar, 2023 Mar, 2022 Mar,
2023 Mar, 2022 Mar, 2019 Mar, 2018 Mar, 2021 Mar, 2021 Mar, 2022 Mar, 2022 Mar, 2023 Term expiration Mar, 2024 Mar, 2024 Mar, 2024 Mar, 2024 Mar, 2024 Mar, 2025 Mar, 2024 Mar, 2024 Mar, 2024 Mar, 2025 Mar, 2025 Mar, 2026 Independence of BoD: 58%
Female ratio on BoD: 8% 07