shares of tractor supply co tsco dropped 63 in premarket trading putting them on track to suffer a thirdstraight loss after closing monday at a record high after the rurallifestyle retailer missed profit and sales expectations as “less favorable” spring weather trends delayed the spring selling season net income for the quarter to april 1 came in at 1831 million or 165 a share versus 1872 million or 165 a share in the yearago period that missed the factset consensus for earnings per share of 171 sales grew 91 to 330 billion just shy of the factset consensus of 332 billion while samestore