Nvidia just proved again that it's a kingmaker for AI companies

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• Marvell Technology stock surged as much as 11% on Tuesday after Nvidia announced a $2 billion stake.
• Nvidia is opening up its system in order to link its capabilities with Marvell's.
• Nvidia's backing positions Marvell as a key player in the competitive AI chip market.

The move: Marvell Technology stock jumped as much as 11% on Tuesday. Shares are now up 12% in 2026 and have climbed more than 50% over the past year.

The why...