Berkshire Hathaway‘s fourth-quarter operating earnings surge 71%, Apple plans to spend more than $500 billion in the U.S.

Shares of Domino's Pizza fell in premarket trading Monday after the pizza giant reported a mixed fourth-quarter report, with better profits but lower sales than analysts expected.

Berkshire did better than I expected though 53% of our 189 operating businesses reported a decline in earnings," he wrote.