New SEC update lets BlackRock open Wall Street to unusual investors [https://www.thestreet.com/.image/t_share/MjE4NjA2MDEyODg4Nzg2Nzgw/gettyimages-2209068754.jpg] New SEC update lets BlackRock open Wall Street to unusual investors An SEC update allows Bitcoin whales to turn their holdings to ETF shares. [https://www.thestreet.com/crypto/investing/blackrock-wall-street-sec]