Buffett dumps entire airline stake, saying: ‘The world changed for airlines’ By: MarketWatch May 02, 2020 at 19:17 PM EDT Warren Buffett shed some light on why Berkshire Hathaway dumped a chunk of his holdings in the airline sector early last month. Read More >> Related Stocks: American Airlines Gp Berkshire Hathaway Berkshire Hathaway Delta Air Lines Southwest Airlines United Airlines Holdings Inc