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 *
  ADAMS STREET PARTNERS LLC
2. Date of Event Requiring Statement (Month/Day/Year)
01/31/2007
3. Issuer Name and Ticker or Trading Symbol
XTENT INC [XTNT]
(Last)
(First)
(Middle)
ONE NORTH WACKER DRIVE SUITE 2200
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CHICAGO, IL 60606
6. 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 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)

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
Series D Convertible Preferred Stock   (1)   (3) Common Stock 404,696 $ 0 (1) I (4) By Adams Street V, L.P.
Series D Convertible Preferred Stock   (2)   (3) Common Stock 438,000 $ 0 (2) I (5) By Adams Street 2006 Direct Fund, L.P.

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
ADAMS STREET PARTNERS LLC
ONE NORTH WACKER DRIVE SUITE 2200
CHICAGO, IL 60606
    X    
ADAMS STREET V LP
ONE NORTH WACKER DRIVE SUITE 2200
CHICAGO, IL 60606
    X    
ADAMS STREET 2006 DIRECT FUND LP
ONE NORTH WACKER DRIVE SUITE 2200
CHICAGO, IL 60606
    X    
ASP 2006 Direct Managment LLC
ONE NORTH WACKER DRIVE SUITE 2200
CHICAGO, IL 60606
    X    

Signatures

/s/ Elisha (Terry) P. Gould, Partner 01/31/2007
**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 reported securities are convertible at any time at the option of Adams Street V, L.P., but automatically convert into shares of Common Stock on a 1-for-1 basis immediately prior to the closing of the Issuer's initial public offering, estimated to be on or about February 6, 2007.
(2) The reported securities are convertible at any time at the option of Adams Street 2006 Direct Fund, L.P., but automatically convert into shares of Common Stock on a 1-for-1 basis immediately prior to the closing of the Issuer's initial public offering, estimated to be on or about February 6, 2007.
(3) Not applicable.
(4) The reported securities are owned directly by Adams Street V, L.P. and indirectly by Adams Street Partners, L.L.C., as general partner of Adams Street V, L.P. Adams Street Partners, L.L.C. disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein. Adams Street 2006 Direct Fund, L.P. and ASP 2006 Direct Management, L.L.C. disclaim beneficial ownership of these securities.
(5) The reported securities are owned directly by Adams Street 2006 Direct Fund, L.P. and indirectly by ASP 2006 Direct Management, L.L.C., as general partner of Adams Street 2006 Direct Fund, L.P., and Adams Street Partners, L.L.C. as managing member of ASP 2006 Direct Management, L.L.C. ASP 2006 Direct Management, L.L.C. and Adams Street Partners, L.L.C. disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein. Adams Street V, L.P. disclaims beneficial ownership of these securities.
 
Remarks:
The Date of Event is based upon the date of effectiveness of the Issuer's Registration Statement on Form S-1 filed in connection with the Issuer's initial public offering, estimated to be on or about January 31, 2007.  See Exhibit 99 - Joint Filer Information.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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