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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 JZIHmlrODq6WlGLpnAmxExNGErw6aswOEAGEyDUjuzERQNPygNlmluRpkoMoGDoN
 bG94YrEtRAiM6fYaRQihzg==

<SEC-DOCUMENT>9999999995-06-002676.txt : 20061214
<SEC-HEADER>9999999995-06-002676.hdr.sgml : 20061214
<ACCEPTANCE-DATETIME>20061214001529
ACCESSION NUMBER:		9999999995-06-002676
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20061213
DATE AS OF CHANGE:		20061214
EFFECTIVENESS DATE:		20061213

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NewStar Financial, Inc.
		CENTRAL INDEX KEY:			0001373561
		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE LESSORS [6172]
		IRS NUMBER:				542157878

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-137513
		FILM NUMBER:		061275565

	BUSINESS ADDRESS:	
		STREET 1:		500 BOYLSTON STREET
		STREET 2:		SUITE 1600
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617 848-2500

	MAIL ADDRESS:	
		STREET 1:		500 BOYLSTON STREET
		STREET 2:		SUITE 1600
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2006-12-13</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>14:00:00</finalEffectivenessDispTime>
        <form>S-1</form>
        <filer>
            <cik>0001373561</cik>
            <entityName>NewStar Financial, Inc.</entityName>
            <fileNumber>333-137513</fileNumber>
        </filer>
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</XML>
</TEXT>
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