Top 10 Largest UK Market Makers List (2026 Update)
Top 10 Largest UK Market Makers: J.P. Morgan, Barclays, BNP Paribas, NatWest Markets, HSBC, Nomura, RBC, Lloyds, Winterflood, and UBS lead FCA/LSE rankings by volume and liquidity. Updated 2026 list.



















