Sirius XM Radio (SIRI)

XM Talent Option Plan

XM Holdings maintains a Talent Option Plan (the “Talent Plan”) under which non-employee programming consultants to XM may be granted stock option awards. Stock option awards under the Talent Plan generally vest ratably over three years based on continuous service. Stock option awards are generally granted with an exercise price equal to the market price of our common stock at the date of grant and expire no later than ten years from the date of grant. Since the Merger, there have been no grants of awards from the Talent Plan. As of March 31, 2009, there were 1,564,000 options available under the Talent Plan for future grant.

As of March 31, 2009, approximately 167,246,000 stock options, shares of restricted stock and restricted stock units were outstanding under all of our plans.

XM Talent Option Plan

XM Holdings maintains a Talent Option Plan (the “Talent Plan”) under which non-employee programming consultants to XM may be granted stock options awards. Stock option awards under the Talent Plan generally vest ratably over three years based on continuous service. Stock option awards are generally granted with an exercise price equal to the market price of our common stock at the date of grant and expire no later than ten years from the date of grant. In connection with the Merger, the shares available for future grant under the Talent Plan were adjusted using a conversion factor of 4.6 SIRIUS shares for 1 XM share. Since the Merger, there have been no grants of awards from the Talent Plan. As of December 31, 2008, there were 1,564,000 options available under the Talent Plan for future grant.

As of December 31, 2008, approximately 185,368,000 stock options, shares of restricted stock and restricted stock units were outstanding under all of our plans.

XM
Talent Option Plan

XM Holdings maintains a Talent Option Plan (the “Talent Plan”) under which non-employee programming
consultants to XM may be granted stock options awards. Stock option awards under the Talent Plan generally vest ratably over three years based on continuous service. Stock option awards are generally granted with an exercise price equal to the
market price of our common stock at the date of grant and expire no later than ten years from the date of grant. In connection with the Merger, the shares available for future grant under the Talent Plan were adjusted using a conversion factor of
4.6 SIRIUS shares for 1 XM share. Since the Merger, there have been no grants of awards from the Talent Plan. As of December 31, 2008, there were 1,564,000 options available under the Talent Plan for future grant.

XM Talent Option Plan

XM Holdings maintains a Talent Option Plan (the “Talent Plan”) under which non-employee programming consultants to XM Holdings may be granted stock options awards. Stock option awards under the Talent Plan generally vest ratably over three years based on continuous service. Stock option awards are generally granted with an exercise price equal to the market price of our common stock at the date of grant and expire no later than ten years from the date of grant. In connection with the Merger, the shares available for future grant under the Talent Plan were adjusted using a conversion factor of 4.6 SIRIUS shares for each XM Holdings share. Since the Merger, there have been no grants of awards from the Talent Plan. As of December 31, 2008, there were 1,564,000 options available under the Talent Plan for future grant.

XM Talent Option Plan

XM Holdings maintains a Talent Option Plan (the “Talent Plan”) under which non-employee programming consultants to XM may be granted stock options awards. Stock option awards under the Talent Plan generally vest ratably over three years based on continuous service. Stock option awards are generally granted with an exercise price equal to the market price of our common stock at the date of grant and expire no later than ten years from the date of grant. In connection with the Merger, the shares available for future grant under the Talent Plan were adjusted using a conversion factor of 4.6 SIRIUS shares for 1 XM share. Since the Merger, there have been no grants of awards from the Talent Plan. As of September 30, 2008, there were 1,564,000 options available under the Talent Plan for future grant.