on cnbc’s mad money lightning round jim cramer said american airlines group inc aal had a good quarter however he believes united airlines holdings inc’s ual quarter was even better when asked about optimizerx corporation oprx cramer said there’s not enough there at that company the mad money host said marvell technology inc mrvl has been going down along with some other stocks and it’s the one that shouldn’t we are looking to buy back the stock we sold cramer added he also recommended not selling the stock when asked about zim integrated shipping services ltd zim cramer said when these stocks go down look out and we’re in the look out phase cramer said he can’t own solid power inc sldp as energy storage situations are very hard when asked about sofi technologies inc sofi he said here’s the problem this thing was built as a way to be able to help on student loans and when you get rid of your major product cramer said it’s very hard to recommend this stock check out our premarket coverage here