[Ark Invest Buys 27,083 Shares of Robinhood Stock] According to Golden Finance, on September 10, Cathie Wood's Ark Invest purchased 27,083 shares of Robinhood stock on Tuesday, valued at $3.18 million. Analysts from Bernstein and StoneX recently issued positive outlooks on Robinhood, highlighting its prediction market and Robinhood Chain as key growth drivers.