With the Nasdaq stuck below its 200-day moving average, the shake-up among the Magnificent Seven stocks continues. Apple (AAPL) retains its crown as the king of market capitalization, making up 9.3% of the Nasdaq. Nvidia (NVDA) and Microsoft (MSFT) continue to lock horns, with both accounting for 8.3% of the tech-heavy index. Meanwhile, at 6%, Amazon.com (AMZN) holds its lead…