Home » Bitcoin (BTC) » UK Investment Giant HL Opens Crypto ETN Trading to 2M Clients Hargreaves Lansdown becomes the last major UK broker to open Bitcoin and Ether ETN trading to retail customers. Hargreaves Lansdown (HL), the UK’s largest investment platform, began offering Bitcoin (BTC) and Ether (ETH) exchange-traded notes (ETNs) to its approximately 2 million clients on September 3, 2026.