Renesas Electronics Acquires Altium

Siemens Industry Software Acquires Altair Engineering

March 26, 2025

AI & Machine Learning

Siemens has signed an agreement to acquire Altair Engineering Inc. for $113 per share in cash, valuing the deal at about USD 10 billion. The transaction will combine Altair’s simulation, HPC, data science and AI capabilities with Siemens Xcelerator to create a more comprehensive AI-powered industrial software and digital twin portfolio.

Altair Acquires Metrics Design Automation Inc.

July 1, 2024

Cloud & SaaS

Altair has entered into a definitive agreement to acquire all outstanding capital stock of Metrics Design Automation Inc., a Canadian provider of cloud-native simulation-as-a-service (DSim) for electronic design automation (EDA). The acquisition adds cloud-based digital simulation and scalable design verification capabilities to Altair's Altair One platform, expanding its EDA and semiconductor software offerings; closing is subject to customary conditions.

Renesas Electronics Completes Acquisition of Transphorm

June 20, 2024

Cybersecurity

Renesas Electronics Corporation completed its acquisition of Transphorm, a GaN (gallium nitride) power semiconductor leader, as of June 20, 2024. The deal gives Renesas in-house GaN technology and expands its wide bandgap power portfolio with plans to offer GaN-based power products and reference designs immediately.

Synopsys Acquires Ansys in $35 Billion Deal

January 16, 2024

Software

Synopsys entered into a definitive agreement to acquire Ansys, combining Synopsys’ semiconductor EDA capabilities with Ansys’ simulation and analysis portfolio. Under the terms, Ansys shareholders will receive $197 in cash and 0.3450 shares of Synopsys common stock per Ansys share, valuing the deal at about $35 billion.

AMD Acquires Xilinx for $49 Billion

February 14, 2022

Manufacturing

AMD completed its $49 billion all-stock acquisition of Xilinx, combining AMD’s CPUs and GPUs with Xilinx’s industry-leading FPGAs, adaptive SoCs and software tools. Xilinx stockholders received 1.7234 shares of AMD common stock per Xilinx share; former Xilinx CEO Victor Peng joins AMD as president of the new Adaptive and Embedded Computing Group (AECG).

Marvell Technology Acquires Aquantia Corp.

May 6, 2019

Manufacturing

Marvell Technology Group Ltd. agreed to acquire Aquantia Corp. for $13.25 per share in cash (approximately $452 million enterprise value). The acquisition, announced May 6, 2019, is expected to close by the end of 2019 subject to regulatory and stockholder approval and will expand Marvell’s high-speed Ethernet connectivity portfolio, including automotive networking capabilities.