Warren Buffett Bets Big on Homebuilders: Is Another Housing Boom on the Horizon? When Warren Buffett makes a move, the financial world pays attention. Recently, Berkshire Hathaway—Buffett’s legendary investment firm—has been quietly but powerfully increasing its stake in major U.S. homebuilders. Over 7 million shares of Lennar purchased – worth nearly $800 million. 5.3 million shares in Q2 2025 alone,…