The following video is from Monday's Investor Beat, in which host Alison Southwick and Motley Fool analysts Jason Moser and Matt Koppenheffer dissect the hardest-hitting investing stories of the day.

Zillow (NASDAQ:ZG) announces a new acquisition and plans to offer 2.5 million new shares. Barnes & Noble (NYSE:BKS) makes Nook Video compatible with iOS and Android. LinkedIn (NYSE:LNKD.DL) is targeting teens. And Cobalt Energy (NYSE:CIE) hits sand instead of oil with a well in the Gulf. In this segment from Investor Beat, Jason and Matt discuss four stocks making moves on Monday.