On Monday, Cathie Wood-led Ark Invest made a notable investment in Palantir Technologies, a move that comes as the AI sector gains momentum.br br The PLTR Trade: Ark Invest, through its ARK Autonomous Technology & Robotics ETF ARKQ, purchased 199,372 shares of Palantir, a significant addition to its portfolio. The value of this trade, based on the closing price of $25.88 on the same day, stands at approximately $5.16 million.