The FCA is lifting its crypto ETN ban, allowing firms such as 21Shares and VanEck to explore retail listings on UK exchanges from Oct. 8. | Credit: Mike Kemp / Getty Images. Key Takeaways The FCA will allow everyday investors to buy crypto exchange-traded notes starting Wednesday, Oct. 8. Leading asset managers are preparing to list or expand their crypto ETN offerings in London as the new rules take effect. Regulators now view the crypto market as more mature and better understood, with improved cus ...