Nasdaq, S&P 500 Futures Pullback After Strong July; Why This Analyst Recommends Staying Fully Invested - MicroStrategy (NASDAQ:MSTR), Arista Networks (NYSE:ANET), JetBlue Airways (NASDAQ:JBLU), Merck & Co (NYSE:MRK), Vertex Pharmaceuticals (NASDAQ:VRTX), Sirius XM Holdings (NASDAQ:SIRI), Pfizer (NYSE:PFE), Invesco QQQ Trust, Series 1 (NASDAQ:QQQ), Starbucks (NASDAQ:SBUX), Caterpillar (NYSE:CAT), Advanced Micro Devices (NASDAQ:AMD), Electronic Arts (NASDAQ:EA), SPDR S&P 500 (ARCA:SPY), Uber Technologies (NYSE:UBER)