Berkshire Hathaway on Friday disclosed a new $2.65 billion investment in Delta Air Lines and a small stake in Macy’s, and said it sold many of its smaller stock holdings including Amazon, UnitedHealth Group and the credit card networks Visa and Mastercard.

When the dust cleared on April 1, Form 13F filings show that Abel completely exited 16 positions (a third of Berkshire's portfolio, including its stakes in six Japanese stocks) during the first quarter.

Berkshire Hathaway, under new CEO Greg Abel, has significantly altered its investment strategy. Abel has more than tripled the stake in Alphabet (Google's parent company) and completely sold off Amazon shares,

For years, investors treated Warren Buffett’s Berkshire Hathaway (NYSE:BRK-A)(NYSE:BRK-B) as the market’s ultimate “follow-the-smart-money” signal. If Buffett bought, retail investors paid attention.

At Warren Buffett's big bash in Omaha, we asked Berkshire Hathaway investors, authors, and managers what they thought of his successor, Greg Abel.