Key PointsJensen Huang recently praised Marvell during a speech with the company's CEO.Marvell will join the S&P 500 on June 22.With so much good news surrounding Marvell, the CFO's stock sale may look suspicious on the surface.10 stocks we like better than Marvell Technology › Last month, Nvidia CEO Jensen Huang praised Marvell Technology (NASDAQ: MRVL) during a speech at the Computex conference in Taipei. During a discussion with Marvell's CEO…