Google cofounders Larry Page and Sergey Brin saw their personal fortunes shrink by around $10 billion each on the same day Google-parent Alphabet announced plans to raise $80 billion through a massive stock sale to fund its artificial intelligence (AI) expansion. As reported by Fortune, the decline came as Alphabet shares fell sharply after investors reacted to the company's ambitious fundraising plan and growing AI spending commitments.

US tech giant says fundraising drive includes deal to sell $10bn of stock to Berkshire Hathaway.

Alphabet is looking to raise $80 billion in equity offerings, including an investment from Berkshire Hathaway, the Google parent said