Gary Black says Broadcom and Marvell are emerging as AI's biggest winners as Wall Street shifts focus from GPUs to custom chips.

Marvell stock surged 29% to a record high after Nvidia CEO Jensen Huang called it the next trillion-dollar company, lifting optical networking stocks sector-wide.

Gary Black says Broadcom and Marvell are emerging as AI's biggest winners as Wall Street shifts focus from GPUs to custom chips.