Ownership Submission
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, 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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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Gosin Barry M
2. Date of Event Requiring Statement (Month/Day/Year)
02/01/2007
3. Issuer Name and Ticker or Trading Symbol
ESPEED INC [ESPD]
(Last)
(First)
(Middle)
C/O ESPEED, INC., 110 EAST 59TH STREET
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW YORK, NY 10022
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
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)
Class A Common Stock, par value $0.01 per share 8,641 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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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

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Gosin Barry M
C/O ESPEED, INC.
110 EAST 59TH STREET
NEW YORK, NY 10022
  X      

Signatures

/s/ Barry M. Gosin 02/05/2007
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) The 8,641 shares of Class A Common Stock are represented by restricted stock units granted to Mr. Gosin, on February 1, 2007, under the Amended and Restated eSpeed, Inc. 1999 Long-Term Incentive Plan. Each restricted stock unit represents a contingent right to receive one (1) share of eSpeed, Inc. Class A Common Stock. The resricted stock units vest in two equal annual installments on February 1, 2008 and February 1, 2009. Vested shares will be delivered to Mr. Gosin on each vesting date, provided that Mr. Gosin continues to serve as a member of the eSpeed, Inc. Board of Directors on such date.

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