CoreWeave historically has a close relationship with Nvidia, which owns a stake in the cloud provider. CoreWeave went public earlier this year, and the stock price has quadrupled since its IPO.

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Analysts at DA Davidson predict that CoreWeave accounts for 6% to 7% of Nvidia's revenue, and the company earlier this month signed a five-year deal with OpenAI valued at nearly $12 billion.

CoreWeave's software and infrastructure also help maximize the GPUs' performance. Nvidia wasn't just a partner, though: Before the IPO, the chipmaker owned roughly 1% of CoreWeave's voting power.

At the time of CoreWeave's IPO prospectus, Nvidia owned 17.9 million shares shares for a stake worth around 5%. Nvidia now owns 24.2 million shares, Thursday's filing shows.