Sirius XM Radio Inc (NASDAQ:SIRI) has been notably strong of late, gaining nearly 76% in the past 52 weeks and exploring territory not traversed since early 2008.

A large-scale options trader set his sights on Sirius XM Radio Inc (NASDAQ:SIRI) Friday, placing a bet that the stock's gains will continue to appreciate over the next 18 months.

NEW YORK, May 30, 2013 /PRNewswire/ -- Sirius XM Radio (NASDAQ: SIRI) today announced that Jaden Smith and Will Smith, the father-and-son-duo and stars of After Earth, the highly anticipated film, will sit down for a Q&A session with a select group of ...

Yesterday was a slow one for Sirius XM Radio Inc (NASDAQ:SIRI) options traders, with volume at about half its typical daily amount.

Sirius XM Radio Inc (NASDAQ:SIRI) investors should be aware of a decrease in hedge fund sentiment recently. To most traders, hedge funds are assumed to be unimportant, old financial tools of yesteryear.

Sirius XM Radio Inc(NASDAQ:SIRI) shares dropped 2.35% to $3.33. The company on June 3 announced that it will present a day-long lineup of performances from rising country music stars discovered by The Highway.

Groupon Inc (NASDAQ:GRPN) stock decreased 5.58% to $7.26. Goldman Sachs reiterated their buy rating on shares of Groupon in a research note issued to investors on May 22.

NEW YORK, May 29, 2013 /PRNewswire/ -- Sirius XM Radio (NASDAQ: SIRI) and Relevent Sports, a division of RSE Ventures, today announced a broadcast agreement that will deliver a series of world class soccer matches to listeners nationwide on ...

When companies announce share buyback programs, investors and analysts often applaud. But all buybacks aren't created equal, and many actually destroy shareholder value rather than create it.

One gutsy bear is making a big bet against the short-term future of Sirius XM Radio Inc (NASDAQ:SIRI), and has driven the satellite radio provider's put volume sharply higher today.