In brief U.K.-based Blockchain.com is seeking an initial public offering via the U.S. equity markets. Details about how much it is seeking to raise and what price point it will offer shares are not yet public. The firm, once valued as high as $14 billion, adds to a growing list of crypto firms intending to IPO. Crypto exchange Blockchain.com has confidentially filed for its U.S. public offering, the firm announced on Thursday. Details about the number of shares being offered or expected price ra...