LONDON (Reuters) – Blockchain company Valereum said on Friday it would buy 90% of the Gibraltar Stock Exchange (GSX) to create the world’s first bourse where shares and cryptoassets can be traded. Valereum, listed on London’s Aquis Exchange, said it will need approval from Gibraltar regulators to allow listed instruments on the GSX access to a regulated pool of crypto capital. It gave no price for the transaction. “The GSX will be the world’s first exchange to create a seamless and fully regulated bridge that links the fiat and crypto markets,” Valereum said in a statement. “This will give lis…