source:[1] Warren Buffett Has Bought $78 Billion Worth of His Favorite Stock in 7 Years -- but He Currently Prefers Shares of This Legal Monopoly Instead (https://finance.yahoo.com/news/jim-cramer-sug ...)[2] Warren Buffett Has Bought $78 Billion Worth of His Favorite Stock in 7 Years -- but He Currently Prefers Shares of This Legal Monopoly Instead | Nasdaq (https://vertexaisearch.cloud.google.com/groun ...)[3] Warren Buffett has net sold for 11 consecutive quarters; Wall Street veteran: he is preparing ammunition for a market storm. (https://vertexaisearch.cloud.google.com/groun ...)