The following video is from Monday's Investor Beat, in which host Chris Hill and analysts Jason Moser and Matt Argersinger dissect the hardest-hitting investing stories of the day.

InterDigital (NASDAQ:IDCC) drops after losing the opening round of a case involving cell phone patents. The head of Microsoft's (NASDAQ:MSFT) Xbox division may be the next CEO at Zynga (NASDAQ:ZNGA). Facebook's (NASDAQ:FB) stock has completely missed this year's bull market. And Apple (NASDAQ:AAPL) officially files for an "iWatch" trademark application. In this installment of Investor Beat, Jason and Matt discuss four stocks making big moves today.

The relevant video segment can be found between 2:57 and 5:57.

Chris Hill and Jason Moser have no position in any stocks mentioned. Fool contributor Matthew Argersinger owns shares of Apple and Microsoft and has the following options: long Jan. 2015 $400 calls on Apple, short Jan. 2015 $400 puts on Apple, short Oct. 2013 $30 calls on Microsoft, and short Oct. 2013 $27 puts on Microsoft. The Motley Fool recommends and owns shares of Apple and Facebook. It also owns shares of Microsoft. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.