The following video is from Thursday's edition of Investor Beat, in which host Chris Hill and Motley Fool analysts David Hanson and Jason Moser dissect the hardest-hitting investing stories of the day.

Cisco Systems (CSCO -0.52%) single-handedly dragged down the Dow Index today after disappointing first-quarter results and warning that the second quarter will be even worse. Clean Energy Fuels (CLNE -1.75%) got a boost after announcing a multiyear deal with UPS (UPS 0.53%) to supply natural gas to private UPS stations in Texas. Shares of Facebook (META -10.56%) were up slightly on reports that the social network will get to keep the $3 billion it offered to buy Snapchat. And Tile Shop Holdings (TTSH -1.40%) fell more than 30% after short seller Gotham City Research said the home-improvement company used fuzzy math to inflate earnings. In this segment, our analysts take a look at four stocks making big moves on the market today.