Intercontinental Exchange Inc., the parent of the New York Stock Exchange, won an approval from New York regulators that clears the way for its Bakkt unit to allow investors to buy derivatives that pay out with Bitcoins for the first time. The New York State Department of Financial Services on Friday granted a charter to Bakkt Trust Co. The futures had already been given a green light by the U.S. Commodity Futures Trading Commission under a self-certification process. The first contracts will be offered Sept. 23, according to a blog post. “We believe that the availability of a benchmark that can be referenced ... (full story)