UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM ABS-15G

ASSET-BACKED SECURITIZER

REPORT PURSUANT TO SECTION 15G OF

THE SECURITIES AND EXCHANGE ACT OF 1934

Check the appropriate box to indicate the filing obligation to which this form is intended to satisfy:

X Rule 15Ga-1 under the Exchange Act (17 CFR 240.15Ga-1) for the reporting period

April 1, 2012 to June 30, 2012

Date of Report (Date of earliest event reported)                                 

Commission File Number of securitizer: 001-33211

Central Index Key Number of securitizer: 0001373561

John Kirby Bray

Chief Financial Officer

617-848-2500

Indicate by check mark whether the securitizer has no activity to report for the initial period pursuant to Rule 15Ga-1(c)(1) ¨

Indicate by check mark whether the securitizer has no activity to report for the quarterly period pursuant to Rule 15Ga-1(c)(2)(i) x

Indicate by check mark whether the securitizer has no activity to report for the annual period pursuant to Rule 15Ga-1(c)(2)(ii) ¨

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the reporting entity has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

NewStar Financial, Inc.    (Securitizer)

Date August 15, 2012

/s/ John Kirby Bray

John Kirby Bray

Chief Financial Officer