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

In this segment, Matt and Jason discuss why they'll be keeping a close eye on shares of Orbital Sciences (NYSE:OA) and Clean Energy Fuels (NASDAQ:CLNE) this week.

Chris Hill has no position in any stocks mentioned. Jason Moser owns shares of Clean Energy Fuels. Matthew Argersinger has no position in any stocks mentioned. The Motley Fool recommends Clean Energy Fuels and Orbital Sciences. 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.