New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Lucky Jimmy Nov 21, 2017 at 10:40 AM 163 COST +1.31 total advance today 10:11 ET. Costco Wholesale $COST 173.59 Stock hit a High of 174.15 and 172.51 Low with volume of 394,324. Newer Older