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Marvell buys Lumentum for $115B in tech mega-deal

Custom chip designer Marvell acquires optical networking company Lumentum in an all-stock deal worth $115 billion, one of the largest acquisitions in tech history.

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Nov 2, 2026

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Marvell buys Lumentum for $115B in tech mega-deal

Custom chip designer Marvell acquires optical networking company Lumentum in an all-stock deal worth $115 billion, one of the largest acquisitions in tech history.

In brief

Custom chip designer Marvell acquires optical networking company Lumentum in an all-stock deal worth $115 billion, one of the largest acquisitions in tech history. Marvell agreed to buy optical chip maker Lumentum for $115 billion in an all-stock deal, creating one of tech's largest acquisitions and positioning…

Marvell signs $115B deal for Lumentum

Lip-Bu Tan

Custom chip designer Marvell has agreed to acquire optical chip and networking equipment maker Lumentum in an all-stock deal with enterprise value of $115 billion including debt.

Deal ranks among tech's biggest ever

The acquisition compares to Microsoft buying Activision Blizzard for $68.7 billion in 2022 and Dell buying EMC for $67 billion in 2016, making it one of the largest in tech history.

Nvidia invested in both companies

Nvidia invested $2 billion in Lumentum in March for advanced laser components and R&D, then invested another $2 billion in Marvell the same month to strengthen optical networking and chips.

Deal expected to close in 2028

Deal expected to close in 2028

Marvell says the deal will make it a leader in AI connectivity with products ranging from chips to data centers.

The key point

Marvell agreed to buy optical chip maker Lumentum for $115 billion in an all-stock deal, creating one of tech's largest acquisitions and positioning Marvell as an AI connectivity leader.

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