Warren Buffett's Berkshire Hathaway significantly boosted its investment in Alphabet, the parent company of Google, during the second quarter of 2026. According to a quarterly report filed with the SEC on August 14, Berkshire's holdings in GOOG increased by 658.35%, from 3.59 million shares to 27.19 million. This raised the reported value of its stake from $1.03 billion to $9.61 billion. It is important to remember that these 13F filings are not real-time and reflect trades made in the quarter ending June 30, 2026.
In a July 2026 interview, Warren Buffett confirmed he was personally behind the initial investment in Alphabet. This substantial increase makes Alphabet one of Berkshire's largest holdings. The move comes as Alphabet continues its significant investments in artificial intelligence across its various divisions, including its Gemini models and cloud business.