The indexes track the performance of assets across the blockchain ecosystem, from Microsoft to Square to crypto miners. : Galaxy Digital Holdings, the crypto-focused firm run by billionaire former hedge fund manager Mike Novogratz, has lined up eight blockchain indexes for passive investors. The financial services company's Galaxy Fund Management arm has joined forces with index provider Alerian and S-Network Global Indexes to create the products, which track the performance of assets ranging from big tech stocks, crypto industry stalwarts and investment vehicles. There are four indexes in two groups, one focused on blockchain and the other on crypto-focused blockchain.