Yahoo. They very nearly bought Google too, but refused the initial $1m offer and then bid too low the second time. Kind of hilarious to see how that played out over time.
Yahoo had two failed attempts to acquire Google; in 1998, Larry Page and Sergey Brin approached Yahoo to sell their nascent search engine for $1 million, but Yahoo declined the offer.[37][38]
In 2002, when Terry Semel entered into negotiations to purchase Google. Google was reportedly seeking a price of $5 billion. After weeks of negotiation, Yahoo's final offer was $3 billion, a figure that Google's leadership rejected, leading them to terminate the deal.
https://en.wikipedia.org/wiki/Yahoo