A handful of asset management firms hoping to be among the first to win regulatory approval to launch exchange-traded funds (ETFs) tied to the spot price of bitcoin updated their filings with the Securities and Exchange Commission on Thursday and Friday, as market participants said a decision from the regulator might be imminent. By late Friday afternoon, BlackRock Asset Management (BLK.N), VanEck, Valkyrie Investments, Bitwise Investment Advisers, Invesco Ltd (IVZ.N), Fidelity, WisdomTree Investments, and a joint venture between Ark Investments
