SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person*
COOK STEPHEN

(Last) (First) (Middle)
1221 AVENUE OF THE AMERICAS

(Street)
NEW YORK NY 10020

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
01/02/2013
3. Issuer Name and Ticker or Trading Symbol
SIRIUS XM RADIO INC. [ (SIRI) ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP, Sales and Automotive
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 794,893 D
Common Stock 8,429 I By 401(k) Plan
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) 08/31/2010 08/31/2019 Common Stock 1,108,000 0.6235 D
Stock Option (Right to Buy) 08/09/2011 08/09/2020 Common Stock 841,800 0.99 D
Stock Option (Right to Buy) 03/20/2004 03/20/2013 Common Stock 105,000 1.12 D
Stock Option (Right to Buy) 08/23/2012 08/23/2021 Common Stock 850,000 1.64 D
Stock Option (Right to Buy) 08/14/2013 08/14/2022 Common Stock 850,000 2.48 D
Stock Option (Right to Buy) 02/18/2005 02/18/2014 Common Stock 460,000 4.74 D
Explanation of Responses:
Remarks:
cook.txt
/s/ Stephen Cook 01/10/2013
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.