# 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.
- Title: Marvell buys Lumentum for $115B in tech mega-deal · TechCrunch
- Summary: Custom chip designer Marvell acquires optical networking company Lumentum in an all-stock deal worth $115 billion, one of the largest acquisitions in tech…
- Keywords: marvell, lumentum, acquisition, chip design, optical networking, nvidia, ai connectivity, technology, startups, buys, 115B, tech
- Source: TechCrunch — https://techcrunch.com/2026/11/02/in-one-of-the-largest-deals-in-tech-history-marvell-buys-lumentum-for-115b
- Author: Julie Bort
- Published: 2026-11-02T17:54:11+00:00
- Read time: 1 min
- Topics: marvell, lumentum, acquisition, chip design, optical networking, nvidia, ai connectivity, technology, startups
## Marvell signs $115B deal for Lumentum
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
Marvell says the deal will make it a leader in AI connectivity with products ranging from chips to data centers.
## Key takeaway

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.