us stock futures traded slightly higher this morning here are some big stocks recording losses in today’s premarket trading session   crowdstrike holdings inc fell 20 to 11040 in premarket trading after the company issued q4 sales guidance below analyst estimates   netapp inc shares fell 135 to 6211 in premarket trading after the company reported worsethanexpected q2 sales results and issued weak fy23 guidance   aspen aerogels inc fell 126 to 991 in premarket trading aspen aerogels reported pricing of 240 million upsized public offering of 25263158 shares of common stock at a price of 950 per share   arcimoto inc fell 96 to 740 in premarket trading arcimoto recently posted a q3 loss of 038 per share   sentinelone inc dropped 62 to 1449 in premarket trading barclays recently maintained sentinelone with an equalweight and lowered the price target from 33 to 20   ast spacemobile inc dropped 62 to 595 in premarket trading after the company announced a 65 million common stock offering   zscaler inc declined 61 to 12660 in premarket trading   palo alto networks inc dropped 3 to 16550 in premarket trading also check this out investor optimism improves despite nasdaq settling lower 