Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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 *
Clemmens Robert T
   2. Issuer Name and Ticker or Trading Symbol
NewStar Financial, Inc. [NEWS] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Credit Officer
(Last)
(First)
(Middle)
C/O NEWSTAR FINANCIAL, INC., 500 BOYLSTON STREET, SUITE 1250		 3. Date of Earliest Transaction (Month/Day/Year)
05/19/2010
(Street)

BOSTON, MA 02116		 4. If Amendment, Date 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
(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 Transaction(s)
(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 per share 05/19/2010   A   250,000 (1) A $ 0 534,839 D  

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Clemmens Robert T
C/O NEWSTAR FINANCIAL, INC.
500 BOYLSTON STREET, SUITE 1250
BOSTON, MA 02116		       Chief Credit Officer  

Signatures

 /s/ Daniel K. Crowley as attorney-in-fact for Robert T. Clemmens   05/21/2010
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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) Represents restricted shares of the Issuer's Common Stock granted pursuant to the Issuer's 2006 Incentive Plan, as amended and restated. 100% of the award will vest on 5/19/13 if (1) the Reporting Person continues to be employed by the Issuer on 5/19/13, and (2) either (i) the volume-weighted average price (VWAP) of the Issuer's common stock for the period beginning on the first day following the release of its fourth quarter earnings results for the 2012 fiscal year and ending on the three-year anniversary of the Issue Date (the "Measurement Period") meets or exceeds $7.88 or (ii) both (x) the VWAP of the Issuer's common stock for the Measurement Period is less than $7.88 per share but greater than or equal to $7.00 per share and (y) the Issuer's book value per share at March 31, 2013 is greater than or equal to the Company's book value on March 31, 2010 (calculated on a pro-forma basis to reflect all awards).

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