Several tech stocks could see some changes today. The following stocks should see some movement: Google Inc. (NASDAQ:GOOG), IBM (NYSE:IBM), Microsoft Corp. (NASDAQ:MSFT).

Here is a more detailed look at stories affecting the firms’ stock prices.

Google Inc. (NASDAQ:GOOG)

Google Inc. (NASDAQ:GOOG) could face the wrath of Facebook by limiting its users’ access to shared data.

The latest announcement from the search engine giant says that it will no longer permit the leading social networking site to grab the personal and professional contacts from Gmail users.

Google Inc. (NASDAQ:GOOG) has been allowing its users to transfer data, including contacts, to other sites, in order to find out whether any of their Gmail contacts were using the services, including Facebook.

IBM (NYSE:IBM)

Energy companies will soon have IBM (NYSE:IBM) to thank for rescue from outages.

IBM (NYSE:IBM) announce that is has developed a new technology to help energy companies manage their power outages, and is being used by Shanghai Power.

The technology is able to upgrade and transform a power grid by reducing outage frequency and duration of black-out time.

This technology will help energy companies manage power outages more effectively and improve productivity.

Microsoft Corp. (NASDAQ:MSFT)

Microsoft Corporation (NASDAQ:MSFT)’s CEO has sold off a huge chunk of stock, and plans to sell more by the end of the year.

Steve Ballmer, the Chief Executive at Microsoft Corporation (NASDAQ:MSFT), has sold $1.3 in company stock over the last three days, and is planning to sell $700 Million more by the end of the year.

Ballmer said in a statement “Even though this is a personal financial matter, I want to be clear about this to avoid any confusion. I am excited about our new products and the potential for our technology to change people’s lives, and I remain fully committed to Microsoft and its success.”

Expect more movement as the stock exchanges continue for Google Inc. (NASDAQ:GOOG), IBM (NYSE:IBM) and Microsoft Corp. (NASDAQ:MSFT).