Cryptocurrency exchange Coinbase Global (COIN) disclosed Tuesday afternoon that it will have some 261.3M shares outstanding when it goes public via an eagerly awaited direct listing on Wednesday.COIN wrote in a news release that as of Monday, it had 130.7M Class A shares and 68.5M Class B ones outstanding, or 261.3M in total on a fully diluted basis.Both share classes are identical, except that B shares have greater voting rights and are convertible to A shares by the holder at any time.Some of Coinbase’s pre-IPO shareholders plan to offer their A shares to the public beginning Wednesday via a Nasdaq direct listing rather than a traditional initial public offering.However, it’s unclear where the shares will begin trading, and therefore what the company’s market capitalization will be.The Nasdaq and Goldman Sachs set a $250-a-share reference price for the stock on Tuesday afternoon. That would put the company’s market capitalization at about