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

Apple (AAPL 0.52%) reported better-than-expected earnings on Tuesday, and announced a $50 billion increase in its share buyback program. But bears pointed to Apple's shrinking margins and the lack of guidance on when the next great product will be released. Will this begin the company's turnaround, or will Apple shares continue to slide? That story, plus four stocks making big moves on Wednesday's market, and two stocks we've got a close eye on this week.