Nvidia stock has 25% upside as it approaches an iPhone moment with its Blackwell chip, analyst says

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• Nvidia is set to launch its next-gen Blackwell GPU chip, boosting the prospect for more stock gains.
• Melius Research said selling Nvidia stock now would be akin to selling Apple stock after the release of its first iPhone.
• Nvidia stock is still attractive from a valuation perspective when compared to its peers, according to Melius.

Nvidia has rocketed to all-time highs, but investors should hold on a while longer as the company's...