Coca-Cola (KO -0.04%) is Berkshire's third-largest holding, accounting for 9.8% of the total portfolio. And there's a key reason why it's still likely to remain a top holding even with the CEO change at Berkshire. Expand NYSE : KO Coca-Cola Today's Change ( -0.04 %) $ -0.03 Current Price $ 86.84 Key Data Points Market Cap $374B Market cap calculated using publicly traded shares outstanding only. Implied market cap may vary. That stock price appreciation and dividend payout increase Berkshire's total return from its Coca-Cola investment, giving Abel plenty of reason to keep it as a top holding in the portfolio for the foreseeable future.