The Prudential Regulation Authority (PRA) is required to identify Other Systemically Important Institutions (O-SIIs).footnote [1] The PRA has conducted its annual O-SII identification process for 2025, as set out in the statement of policy on the PRA’s approach to identifying O-SIIs. Based on its methodology for O-SII identification, the PRA has designated 13 firms as O-SIIs.
List of O-SIIs for 2025
- Barclays Plc
- Citigroup Global Markets Limited
- Goldman Sachs Group UK Limited
- HSBC Holdings Plc
- J.P. Morgan Capital Holdings Limited
- Lloyds Banking Group Plc
- Merrill Lynch International
- Morgan Stanley International Limited
- Nationwide Building Society
- NatWest Group Plc
- Nomura Europe Holdings Plc
- Santander UK Group Holdings Plc
- Standard Chartered Plc
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Part 3 of the Capital Requirements (Capital Buffers and Macro-prudential Measures) Regulations 2025 (SI 2025/653).