source:[1] Nvidia buys $2 billion of chip software maker Synopsys stock (https://www.mercurynews.com/2025/12/01/nvidia ...)[2] Nvidia Buys $2 Billion of Chip Software Maker Synopsys Stock (https://www.bloomberg.com/news/articles/2025- ...)[3] Nvidia Buys $2 Billion Of Chip Software Maker Synopsys Stock (https://www.ndtvprofit.com/markets/nvidia-buy ...)