[Ark Invest Increases SpaceX Stock Holdings by Approximately $27 Million on Wednesday] According to The Block, Ark Invest, led by Cathie Wood, purchased 181,847 shares of SpaceX stock on Wednesday, valued at approximately $27 million. SPCX fell 0.81% on the day, closing at $148.26, with a cumulative decline of 13.5% over the past five trading days.