Quartet of blockchain ETFs try to cash in on cryptocurrency craze By: MarketWatch February 01, 2018 at 16:59 PM EST The hype around blockchain hasn’t abated judging by the popularity of exchange-traded funds focused on the technology. Read More >> Related Stocks: Block Inc ETFMG Alternative Harvest ETF FT Indxx Innovative Transaction & Process ETF Innovation Nextgen Protocol ETF Intel Corp International Business Machines Microsoft NVIDIA Corp Oracle Corp Overstock Com Ord Shs Siren Nasdaq Nexgen Economy ETF TECHNOLOGY Transformational Data Sharing Amplify ETF