Basel III Disclosure
1st Quarter of Fiscal Year 2026 ended on June 30, 2026
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Fiscal Year 2025 ended on Mar. 31, 2026
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
3rd Quarter of Fiscal Year 2025 ended on December 31, 2025
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
2nd Quarter of Fiscal Year 2025 ended on Sep. 30, 2025
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets*
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
*Partially revised on December 5, 2025. For detail, please refer to correction notice.
1st Quarter of Fiscal Year 2025 ended on June 30, 2025
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Fiscal Year 2024 ended on Mar. 31, 2025
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
3rd Quarter of Fiscal Year 2024 ended on Dec. 31, 2024
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
2nd Quarter of Fiscal Year 2024 ended on Sep. 30, 2024
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
1st Quarter of Fiscal Year 2024 ended on June 30, 2024
Sumitomo Mitsui Trust Group, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Fiscal Year 2023 ended on Mar. 31, 2024
Sumitomo Mitsui Trust Holdings, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Comparison of modelled and standardised risk-weighted assets at risk level
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
3rd Quarter of Fiscal Year 2023 ended on Dec. 31, 2023
Sumitomo Mitsui Trust Holdings, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
2nd Quarter of Fiscal Year 2023 ended on Sep. 30, 2023
Sumitomo Mitsui Trust Holdings, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
1st Quarter of Fiscal Year 2023 ended on June 30, 2023
Sumitomo Mitsui Trust Holdings, Inc.
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Reconciliation with the balance sheet
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."
Sumitomo Mitsui Trust Bank, Limited
Key Metrics (Capital adequacy ratio)
Key Metrics (Liquidity Standards)
Composition of Capital
Composition of Leverage ratio
Overview of Risk-weighted assets
Risk-weighted assets flow statements of credit risk exposures under Internal Ratings-Based Approach
Risk-weighted assets flow statements of market risk exposures under Internal Model Approach
Capital Instruments
Liquidity coverage ratio
Net stable funding ratio
Note:Our group doesn't adopt Internal Model Method ("IMM") for calculating Risk-weighted assets of counterparty credit risk exposures, so we omit the disclosure of "Risk-weighted assets flow statements of counterparty credit risk exposures under IMM (CCR7)."