This story was delivered to Business Insider Intelligence "Fintech Briefing" subscribers. To learn more and subscribe, please click here. US-based VC firm Andreessen Horowitz is reportedly “closing in on” $300 million for a blockchain-dedicated fund, called a16z crypto, according to The Wall Street Journal. The fund, which the Journal reports is one of the industry’s largest dedicated specifically to blockchain technology, will be co-led by new hire Katie Haun, who was previously the Justice Department’s first-ever coordinator on digital currency.