Form 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility
Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person*     

Lehman Brothers Holdings Inc.
(Last)       (First)       (Middle)

745 Seventh Avenue
(Street)

New York, New York 10019
(City)       (State)       (Zip)
 2. Date of Event
Requiring Statement
(Month/Day/Year)

03/04/2003
 		4. Issuer Name and Ticker or Trading Symbol

Sirius Satellite Radio Inc.   (SIRI)
3. I.R.S. Identification
Number of Reporting
Person, if an entity
(voluntary)

13-3216325
 5. Relationship of Reporting Person(s) to Issuer
                  (Check all applicable)
___ Director                          _X_ 10% Owner
___ Officer (give title below)   ___ Other (specify below)
6. If Amendment, Date of
Original (Month/Day/Year)
7. Individual or Joint/Group
Filing (Check Applicable Line)
___ Form filed by One Reporting Person
_X_ 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, par value $0.01 144,658,823 I (1)
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 Instructions 5(b)(v).
Potential persons who are to respond to the collection of information contained in this form are not
required to respond unless the form displays a currently valid OMB control number.
 (Over)
SEC 1474 (7-02)

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 of
Derivative
Security:
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
               
Explanation of Responses:

(1) All of the shares of Common Stock, par value $0.01 reported herein are actually owned by Lehman Brothers Inc., a Broker-Dealer registered under Section 15 of the Securities Exchange Act, which is a wholly-owned subsidiary of the Reporting Person.

JOINT FILER INFORMATION

Title of Security: Common Stock

Issuer & Ticker Symbol: Sirius Satellite Radio Inc. (SIRI)

Designated Filer: Lehman Brothers Holdings Inc.

Other Joint Filer:

Lehman Brothers Inc.
745 Seventh Avenue
New York, New York 10019

Date of Event
Requiring Statement: March 4, 2003

Signature on behalf
Of other above filer:

/s/ Jeffrey A. Welikson
Jeffrey A. Welikson
Senior Vice President
** Intentional misstatements || omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). 		/s/ Jeffrey A. Welikson
**Signature of Reporting Person 		03/07/2003 
Date
Note: File three copies of this Form, one of which must be manually signed.
If space is insufficient,
See Instruction 6 for procedure.