After the Alphabet trade, it became abundantly evident that Buffett had not made any significant moves. The narrative starts in the third quarter of 2025, when Berkshire discreetly revealed that it owned a portion of Alphabet. Warren Buffett Alphabet InvestmentYes, it was. Observing all of this, it seems as tho the Alphabet investment sheds light on what Berkshire is really betting on. Although Alphabet is investing heavily in AI infrastructure, not everyone is certain that the profits will outweigh the initial investment.