The following video is from Friday's Investor Beat, in which host Chris Hill and Motley Fool analyst Ron Gross dissect the hardest-hitting investing stories of the day.

Microsoft's (NASDAQ:MSFT) earnings report shows the company may be making the key shifts investors are looking for, Amazon (NASDAQ:AMZN) is doing some big spending for the future, and is Twitter (NYSE:TWTR) leaving some money on the table in its IPO? Here are three big names in tech stocks that investors should have their eyes on today.

Chris Hill owns shares of Amazon.com. Ron Gross owns shares of Microsoft. The Motley Fool recommends Amazon.com. The Motley Fool owns shares of Amazon.com and 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.