Berkshire's operating profit — those from the company's wholly owned businesses including insurance and railroads — dipped 4% year over year to $11.16 billion in the second quarter. The results were impacted by a decline in insurance underwriting, while railroad, energy, manufacturing, service and retailing all saw higher profits from a year ago.

Warren Buffett’s Berkshire Hathaway on Saturday reported operating earnings for the second quarter fell 3.77% from the same time last year.

Berkshire Hathaway ( NYSE: BRK.A ) ( NYSE: BRK.B) on Saturday posted a nearly 4% decline in quarterly operating profit, hurt by soft insurance underwriting earnings and a $3.8B hit to its stake in ketchup giant Kraft Heinz ( KHC ).