Marvell Technology Stock Is Falling Monday: What's Going On? - Marvell Technology (NASDAQ:MRVL)

Marvell Technology Inc.’s shares slid more than 3% on Monday as investors locked in gains after a strong 12-month rally. While the Nasdaq rose 0.70% and the S&P 500 gained 0.91%, MRVL stayed below key short-term moving averages, trading about 10% under its 20-day SMA of $203.11 and roughly 24% below its 50-day SMA of $239.36. It was also around 2% beneath its 100-day SMA near $186.34. The stock’s MACD weakened, indicating slowing momentum. Separately, Marvell said it will showcase AI memory and storage infrastructure at FMS 2026 in Santa Clara, Aug. 4–Aug. 6, including PCIe 6.0 SSD, CXL, and an Octeon DPU.