Main Management LLC grew its holdings in shares of KraneShares CSI China Internet ETF ( NYSEARCA:KWEB – Get Rating ) by 26,228.8% during the first quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The firm owned 147,441 shares of the company’s stock after purchasing an additional 146,881 shares during the period. Main Management LLC’s holdings in KraneShares CSI China Internet ETF were worth $4,204,000 as of its most recent SEC filing. A number of other institutional investors and hedge funds also recently bought and sold shares of the business. Rafferty Asset Management...