Barstool Sports' Dave Portnoy has joined BUZZ and VanEck in launching a social media sentiment ETF. Sentiment shown in social media and retail trader discussions could be a key to alpha - BUZZ CEO. These are the three strategies BUZZ is using to tap into chatter on social media. Since the start of 2021, markets have faced a new reality - the power of the retail trader. Whether they are forcing hedge funds to back out of bets against unpopular stocks, sending shares in tiny companies up by 1,000%, or taking Bitcoin 'to the moon', these social-media-centered traders can move markets. January's almost unprecedented volatility was testament to that.