Just as much as Coca-Cola, Apple (NASDAQ: AAPL) is a frequently suggested Buffett pick. And as with Coke, that's for a good reason. Apple is another one of those timeless stalwarts with a well-deserved reputation for performance.

When I make reference to Buffett's favorite stock, I'm talking about none other than Berkshire Hathaway itself. Buffett has authorized the repurchase of $77.8 billion worth of Berkshire stock since 2018, which is more than twice the amount the conglomerate invested in Apple.

Investors can often benefit from following the recent movements and decisions made by the biggest names in the market, especially if they can work through reverse engineering some of the reasoning behind these decisions.