# Infineon Technologies to buy Marvell's auto ethernet business for $2.5B

German chipmaker Infineon Technologies has agreed to acquire Marvell Technology's automotive ethernet business for about $2.5 billion in cash, to expand its microcontroller segment.

- Type: Acquisition
- Announced: 2025-04-07
- Where: United States
- Value: $2.50B
- Status: announced
- Products: automotive ethernet business
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md), [Automotive Components](https://endata.com/sectors/automotive-components.md)

## Companies

- [Marvell Technology, Inc.](https://endata.com/companies/14949.md) (target)
- [Infineon Technologies AG](https://endata.com/companies/15717.md) (acquirer)

## Sources

- [infineon.com](https://www.infineon.com/press-release/2025/INFXX202504-086), 2025-04-07: "The acquisition is a great strategic fit for Infineon as the global number one provider of semiconductor solutions to the automotive industry."
- [content.next.westlaw.com](https://content.next.westlaw.com/Document/Ib066877013f511f0aca9e718ab1bfc7d/View/FullText.html?contextData=%28sc.Default%29&transitionType=Default), 2025-04-07: "German chipmaker Infineon Technologies said on Monday it would buy Marvell Technology's automotive ethernet business for about $2.5 billion in cash, to expand its microcontroller segment."
- [counterpointresearch.com](https://counterpointresearch.com/en/insights/infineon-acquires-marvells-automotive-ethernet-business-to-serve-nextgeneration-ee-architectures-1), 2025-05-08: "Infineon Technologies AG has announced its plan to acquire Marvell Technology’s Automotive Ethernet business for USD $2.5 billion in cash, with the deal expected to close by the end of 2025, pending regulatory approvals."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.