Things never get dull for the country's lone satellite-radio provider. Shares of Sirius XM Radio (NASDAQ: SIRI ) moved nicely higher this week, gaining 2.3% to hit $3.58.

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.

NEW YORK, May 20, 2013 /PRNewswire/ -- SiriusXM Radio (NASDAQ: SIRI) announced today that rock icon Rod Stewart will celebrate the release of his new album Time and talk with fans and answer their questions during a Q&A session with an audience ...

Northern, WI 05/23/2013 (GDPInsider) - Sirius XM Radio Inc. (NASDAQ:SIRI) opened toady at 3.49, 0.05 cents below its previous close of 3.54 and is down 0.28% in trading.

NEW YORK, May 14, 2013 /PRNewswire/ -- Sirius XM Radio (NASDAQ: SIRI) announced today that it will launch two channels dedicated to Tom Petty: "Tom Petty Radio," a limited-run channel celebrating Tom Petty and The Heartbreakers' summer tour, and ...

Sirius XM Radio Inc (NASDAQ:SIRI) finished at $3.45 on Tuesday -- its highest closing perch since December 2007. As such, calls emerged as the options of choice, with 9,885 contracts crossing the tape.

No Labels Radio: A Town Hall with America will launch on Wednesday, May 15, live at 2:00 pm ET on SiriusXM P.O.T.U.S.

NEW YORK, May 14, 2013/PRNewswire/ -- Sirius XM Radio (NASDAQ: SIRI) announced today that Trace Adkinswill perform at the Hard Rock Cafe New York in New York Cityfor SiriusXM listeners, members of the Red Cross and the USO, on Wednesday, ...

Cisco Systems, Inc (NASDAQ:CSCO): Monday's trading session saw Cisco Systems, Inc (NASDAQ:CSCO) shares headed 0.81% upward.

"SiriusXM's Town Hall with the Original MTV VJs," will air on Friday, May 10, at 12:00 pm ET via satellite on '80s on 8, channel 8, and through the SiriusXM Internet Radio App on smartphones and other connected devices, as well as online at siriusxm.com.