It was bought by the private equity group Carlyle in 2013 and then re-listed on the New York Stock Exchange under its new name a year later. Warren Buffett's Berkshire Hathaway bought a stake of 9.6% in 2015 and is now its biggest shareholder. At Friday's closing price, Berkshire would stand to make a profit of some $210 million. Axalta is perhaps best known for its long-running sponsorship of NASCAR teams and drivers. It also supplied paint to this year's Formula 1 champion Mercedes, but it also produces coatings for everything from buildings to the Philadelphia Eagles' field goal posts. Read : Akzo Nobel Rejects Third Takeover Proposal From U.S. Paints Giant PPG Akzo angered some of its shareholders by rejecting PPG's $22 billion bid earlier this year.