POLARIS INSIGHTS

Warren Buffett's Successor, Greg Abel, Purchased Nearly $4. 8 Billion of the Oracle of Omaha's Favorite Stock This Year -- and He Likely Just Spent Several Billion More

For the first time in more than half a century, Berkshire Hathaway (NYSE: BRKA) (NYSE: BRKB) entered the year in uncharted territory.

More from the Markets desk