Although Apple stock has posted significant gains since Berkshire's initial purchase in 2016, some on Wall Street are calling for even further share price appreciation. In particular, Dan Ives of Wedbush Securities has a $300 price target on Apple stock -- implying 32% upside as of the market close on Sept. 24.

As of the end of the second quarter, Meta had nearly 3.3 billion daily active users (DAUs). That's a huge advantage for the company in many ways, but consider this: Meta is in a position to introduce its AI-powered features to roughly 40% of the world's population.

Warren Buffett’s Berkshire Hathaway (NYSE:BRK-B) may have offloaded a massive chunk of Apple (NASDAQ:AAPL) stock this year. Still, there are plenty of reasons to hang on as the Oracle of Omaha books profits,

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Using Wall Street analysts' price targets to determine whether a stock is a buy or a sell isn't the best strategy. While it should help inform investors of how others think of the stock, it shouldn't be the be-all and end-all. One popular artificial intelligence (AI) stock that these analysts (on average) say to sell now is Palantir (NYSE: PLTR).