Buffett's company, Berkshire Hathaway, once again sounded the alarm on tariffs in Berkshire's second-quarter earnings report.

Warren Buffett's Berkshire Hathaway ( BRK.A -0.40% ) ( BRK.B 0.83% ) reported its second-quarter earnings results on Aug. 2. Buffett will be stepping down as the company's CEO in a little under five months, and investors are likely paying close attention to the last reports with him at the helm. Although the company's operating results came in strong, investors may have been disappointed that Berkshire didn't repurchase any of its own stock.

In addition to watching the usual earnings metrics, investors are always parsing through Buffett's letters and Berkshire's regulatory filings on the hunt for clues about how Buffett and his team feel about the ec

See Full Page