Warren Buffett's Berkshire Hathaway reported 2nd-quarter earnings on Saturday. Here are the 5 key takeaways.

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• Warren Buffett's Berkshire Hathaway suffered a 10% slump in operating income last quarter, as the coronavirus pandemic hammered many of its businesses.
• It also sold the most shares in at least a decade, repurchased a record amount of its own stock, took an almost $10 billion impairment charge on Precision Castparts, and sounded the alarm on airlines once again.
• Here are five key insights from Berkshire's second-quarter earnings.
• Visit Business Insider's homepage for more stories.

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Warren Buffett's Berkshire Hathaway reported second-quarter earnings on Saturday, revealing the brutal impact of the coronavirus pandemic on the famed investor's conglomerate.

Berkshire — which owns more than 90 businesses including Geico, See's Candies, and the BNSF railway, and holds billion-dollar stakes in public companies such as Apple, Bank of America, and Coca-Cola — also shared details of its stock transactions, share buybacks, and writedowns in the period.See the rest of the story at Business Insider

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