what are the best performing stocks right now?
['Regeneron Pharmaceuticals (NASDAQ:REGN) +30%', 'Gilead (NASDAQ:GILD) +27%', 'Clorox (NYSE:CLX) +24%', 'Citrix Systems (NASDAQ:CTXS) +22%', 'Kroger (NYSE:KR) +20%', 'Akamai Technologies (NASDAQ:AKAM) +13%']