Berkshire Hathaway operating earnings dip 4% as conglomerate braces for tariff impact
1. Berkshire reported a 4% decline in second-quarter operating earnings. 2. Tariffs warned to have significant impacts on various business segments. 3. Buffett's cash reserves remain high, but net stock sales continue. 4. Kraft Heinz stake suffered a $3.8 billion write-down. 5. Buffett's stepping down as CEO set for end of 2025.