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

Noodles & Company's (NASDAQ:NDLS) stock continues to rise. Westport Innovations (NASDAQ:WPRT) experiences a pullback. Southwest Airlines (NYSE:LUV) and DISH Network (NASDAQ:DISH) team up to offer live TV to passengers. And it was a bad day for anyone who thinks (NASDAQ:AMZN) is overvalued. In this installment of Investor Beat, Jason and Matt discuss four stocks making big moves today.

The relevant video segment can be found between 2:38 and 5:44.

Chris Hill and Jason Moser own shares of Fool contributor Matthew Argersinger also owns shares of and has the following options: long Jan. 2014 $200 calls on, short Jan. 2014 $200 puts on, short Jan. 2014 $300 calls on, and long Jan. 2015 $25 calls on Westport Innovations. The Motley Fool recommends Southwest Airlines. It recommends and owns shares of and Westport Innovations. 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.