Berkshire Hathaway reported in a filing that it raised its stake in American by 8% and now owns 49 million shares of the airline. It boosted its stake in Southwest to 48 million shares from 43 million. It also sold 8% of its stake in Delta (DAL) .
In a move previously announced, Berkshire Hathaway disclosed its boosted its stake in Apple (AAPL) to 129 million shares, or 2.3% of the company.
Berkshire Hathaway dumped its stake in Fox following claims of sexual misconduct at the network but before top host Bill O'Reilly was fired in April.