Magnetar's $50 million AI bet balloons to $12.5B

Business Oct 11, 2025

Magnetar Financial's early $50 million investment in AI company CoreWeave has grown into a massive $12.5 billion stake after CoreWeave's IPO in March 2025.
Their move highlights just how big early bets on AI can pay off.

Magnetar's smart tech play

On October 8, 2025, Magnetar and its affiliates sold shares of CoreWeave—yet they still hold a chunk of shares behind the scenes.
It's a reminder that smart plays in tech can lead to huge paydays.

CoreWeave's journey from crypto to AI

CoreWeave started out mining Ethereum but switched gears to build data centers running NVIDIA GPUs for training giant AI models.
That pivot turned out to be a win for investors who spotted the potential of AI before it was cool.