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

Apple (NASDAQ:AAPL) takes a beating the day after unveiling two new iPhones. Polycom (NASDAQ:PLCM) pops big after the IT company announced a plan to buy back $400 million worth of stock. Shares of Pandora (NYSE:P) move upwards just a week before the release of Apple's iTunes Radio. And shares of Facebook (NASDAQ:FB) touched a new record high. In this segment, Matt and Matt discuss four stocks making big moves.

Chris Hill has no position in any stocks mentioned. Matt Koppenheffer owns shares of Apple. Matthew Argersinger owns shares of Apple and has the following options: long January 2015 $400 calls on Apple and short January 2015 $400 puts on Apple. The Motley Fool recommends Pandora Media and and Polycom. It recommends and owns shares of Apple and Facebook. 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.