BlackRock Adds Citadel Securities as AP on iShares Bitcoin ETF

BlackRock Inc. updated paperwork on its $17.8 billion spot Bitcoin ETF to include Citadel Securities LLC as a player involved in steering cash in and out of the fund.

Citadel Securities is now listed as an “authorized participant,” often referred to as AP, on the iShares Bitcoin Trust (ticker IBIT), according to a Thursday filing with the US Securities and Exchange Commission.

Authorized participants are trading firms or large banks responsible for creating and redeeming new shares in exchange-traded funds. A filing from when the fund launched in January showed ABN AMRO Clearing, Jane Street Capital, JP Morgan Securities, ...