NVIDIA and Synopsys announced an expanded, strategic partnership on December 01, 2025, focusing on integrating NVIDIA's CUDA computing and AI capabilities with Synopsys' engineering solutions to revolutionize design and simulation, supported by a $2 billion stock investment by NVIDIA. NVDA closed at $185.55 (+1.72%) on December 08, 2025, and saw gains after-hours to $189.90 (+2.34%), reflecting sustained investor optimism regarding AI infrastructure growth and competitive positioning against rivals like AMD and Broadcom.