Berkshire and Warren Buffett took a sizable stake in Alphabet in the second quarter.Warren Buffett's time as CEO of Berkshire Hathaway (BRK.A 0.06%) (BRK.B 0.19%) is unfortunately coming to a close. The legendary CEO has provided investors with incredible advice and has made some savvy investments along the way.During the latest round of filing Form 13Fs with the SEC, it was revealed that Berkshire took a new stake in Alphabet (GOOG +1.91%) (GOOGL +1.93%). This shouldn't come as a surprise, as Buffett has l ...