It hasn't been a good year for investors in Apple (AAPL -0.06%). As of July 14, shares of the consumer tech powerhouse are down 17%. Tesla is the only other "Magnificent Seven" company to have a worse performance in 2025.Apple stock's disappointing showing this year doesn't take away from the fact that it's up 564% in the past decade. That gain is well ahead of the S&P index. But shares are trading 19% below their peak from December last year.Is now the time for investors to buy the dip? The answer might su ...