What ChatGPT, Google Gemini and Microsoft Copilot think is ‘mystery stock’ of Warren Buffet, the world’s biggest investor

The world’s biggest investor Warren Buffett has a secret. In recent quarters, Warren Buffet’s Berkshire Hathaway’s 13F reportedly has hinted at a position it’s building under confidential treatment. According to a report, clues in the company’s 10Q filings point many observers to an industrial name, with the stake approaching $5 billion. To find out the mystery stock valuing almost $5 billion, CNBC decided to ask the question to some of the popular AI chatbots, including ChatGPT, Google Gemini and Microsoft co-Pilot.

Prompt given to all AI chatbots