Form 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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.		 2. Issuer Name and Ticker or Trading Symbol
Sirius Satellite Radio Inc.   (SIRI)

6. Relationship of Reporting Person(s) to Issuer

(Check all applicable)      

___ Director                            _X_ 10% Owner
___ Officer (give title below)   ___ Other (specify below)
(Last)             (First)            (Middle)

745 Seventh Avenue 		3. I.R.S. Identification Number of Reporting Person, if an entity
(voluntary)

13-3216325		 4. Statement for Month/Day/Year

03/18/2003
(Street)

New York, New York 10022		 5. 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
(City)             (State)             (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security
(Instr. 3) 		2. Transaction Date
(Month/Day/Year)		 2A. Deemed Execution
Date, if any
(Month/Day/Year)		 3. Transaction
Code
(Instr. 8)		 4. Securities Acquired (A)
or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities
Beneficially Owned
Following Reported
Transactions
(Instr. 3 and 4)		 6. Ownership Form:
Direct (D)
or Indirect (I)
(Instr. 4)		 7. Nature of Indirect
Beneficial Ownership
(Instr. 4)
Code V Amount (A)
or
(D)		 Price
Common Stock, par value $0.01 03/18/2003   S   167,000 D $$0.4500      
Common Stock, par value $0.01 03/18/2003   S   450,000 D $0.4503      
Common Stock, par value $0.01 03/18/2003   S   385,000 D $0.4506      
Common Stock, par value $0.01 03/18/2003   S   500,000 D $0.4536      
Common Stock, par value $0.01 03/18/2003   S   165,000 D $0.4547      
Common Stock, par value $0.01 03/18/2003   S   500,000 D $0.4570 96,171,823 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 4(b)(v).
 
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 (Over)
SEC 1474 (9-02)
FORM 4 (continued)
 Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities) 		 
1.
Title of Derivative Security
(Instr.3)		 2.
Conversion or
Exercise
Price of
Derivative
Security		 3.
Transaction
Date
(Month/
Day/Year)		 3A.
Deemed Execution
Date, if any
(Month/
Day/Year)		 4.
Transaction Code
(Instr. 8)		 5.
Number of Derivative
Securities
Acquired (A) or Disposed of (D)
(Instr.3,4
and 5)
 6.
Date Exercisable
and Expiration Date
(Month/Day/Year)		 7.
Title and Amount of
Underlying Securities
(Instr. 3 and 4)		 8.
Price of
Derivative
Security
(Instr. 5)		 9.
Number of
Derivative
Securities
Beneficially
Owned Following Reported Transaction(s)
(Instr. 4)		 10.
Ownership
Form of
Derivative
Security:
Direct (D) or Indirect (I)
(Instr. 4)		 11.
Nature of
Indirect
Beneficial
Ownership
(Instr. 4)
Code V (A) (D) Date
Exercisable		 Expiration
Date		 Title Amount
or
Number
of Shares
                               
Explanation of Responses:

(1) This form is a joint filing with Lehman Brothers Inc., a broker-dealer registered under Section 15 of the Securities Exchange Act and a wholly-owned subsidiary of the Reporting Person, which directly owns the securities reported herein.

JOINT FILER INFORMATION

Title of Security: Common Stock, par value $0.01

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

Designated Filer: Lehman Brothers Holdings Inc.

Other Joint Filer(s):

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

Date of Event Requiring Statement:

March 18, 2003

Signature on behalf
of Other Joint Filer:

/s/ Oliver Budde
Oliver Budde
Vice President
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).		 /s/ Oliver Budde
**Signature of Reporting Person 		03/20/2003 
Date
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