Masimo (MASI) Shares Cross Below 200 DMA By: Market News Video August 10, 2017 at 12:21 PM EDT In trading on Thursday, shares of Masimo Corp. (MASI) crossed below their 200 day moving average of $81.89, changing hands as low as $81.81 per share.. Read More >> Related Stocks: Long/Short Equity ETF FT Masimo Corp