The BLCN Blockchain ETF Hits $100 Million Milestone By: Benzinga via Benzinga February 01, 2018 at 10:48 AM EST While some Wall Street analysts are already dissing the idea of blockchain exchange-traded funds, some investors remain enthusiastic ... Read More >> Related Stocks: Cisco Systems Intel Corp Microsoft Siren Nasdaq Nexgen Economy ETF Transformational Data Sharing Amplify ETF