Yahoo Finance·2025-10-02 11:10Core Insights - Warren Buffett has expressed significant regrets over not investing in successful companies like Amazon and Google, despite recognizing their potential early on [3][4][5] - Buffett's investment philosophy has traditionally focused on value investing within his "circle of competence," which has led to missed opportunities in the technology sector [5][6] Group 1: Regrets on Amazon - Buffett admitted to missing out on Amazon's growth, stating, "I blew it," and acknowledged that he admired the company but failed to understand its business model [3] - He recognized that he should have invested in Amazon long ago, indicating a deep regret for not capitalizing on its potential [3][4] Group 2: Regrets on Google - Buffett's late business partner, Charlie Munger, also expressed regret for not identifying Google earlier, stating, "We screwed up" [4] - Google went public in 2004 at $85 per share and has since split multiple times, generating substantial wealth for early investors [4] Group 3: Investment Philosophy - Buffett's conservative investment approach has focused on industries he understands, such as insurance, banking, and consumer goods, leading to a reluctance to invest in technology stocks [5] - This strategy has been successful in avoiding losses but has resulted in missing out on significant winners in the tech industry [6]