UnitedHealth soars but Berkshire's new stake may still be in the red
1. Berkshire purchased over 5 million shares of UnitedHealth Group, boosting its stock. 2. Morgan Stanley raised UNH's price target to $395 after management discussions. 3. Warren Buffett expressed disappointment with Kraft Heinz's decisions as a major shareholder. 4. Buffett's donations reduced his net worth, affecting his ranking among billionaires. 5. Berkshire stock increased 10% over the past year, despite significant donations.