Ken Griffin of Citadel sold 5.1 million shares of Palantir, reducing his stake by 91%. Meanwhile, he bought 4.7 million shares of Nvidia, increasing his stake by 194%. Nvidia is the second largest position in Citadel's portfolio, excluding options contracts and index funds.

Palantir Technologies stock (NASDAQ: PLTR) has had a solid run, rising by almost 4x since the beginning of the year to about $66 presently.

Artificial intelligence (AI) has defined the investment narrative of 2024, and Palantir Technologies Inc. (PLTR) has emerged as a massive beneficiary of this transformative trend thanks to its cutting-edge Artificial Intelligence Platform (AIP),

It's been an excellent year for stock market investors. The S&P 500 index has delivered an excellent 26% return thus far in 2024, driven by resilient macroeconomic conditions, record corporate earnings, and growing optimism about artificial intelligence's (AI) transformative potential across the economy.

In this photo illustration, the AMD company logo is seen displayed on a ... [+] smartphone screen. (Photo Illustration by Piotr Swat/SOPA Images/LightRocket v