10-D 1 dal06ar4_10d-200611.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: October 26, 2006 to November 27, 2006 Commission File Number of issuing entity: 333-131600-06 Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4 (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-131600 Deutsche Alt-A Securities, Inc. (Exact name of depositor as specified in its charter) DB Structured Products, Inc. (Exact name of sponsor as specified in its charter) New York (State or other jurisdiction of incorporation or organization of the issuing entity) 54-2197865 54-2197866 54-2197867 54-2197868 (I.R.S. Employer Identification No.) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices of the issuing entity) (Zip Code) (410) 884-2000 (Telephone number, including area code) Not Applicable (Former name, former address, if changed since last report) Registered/reporting pursuant to (check one) Title of Section Section Section Name of Exchange Class 12(b) 12(g) 15(d) (If Section 12(b)) A-1 _____ _____ __X___ ____________ A-2 _____ _____ __X___ ____________ A-3 _____ _____ __X___ ____________ M-1 _____ _____ __X___ ____________ M-2 _____ _____ __X___ ____________ M-3 _____ _____ __X___ ____________ M-4 _____ _____ __X___ ____________ M-5 _____ _____ __X___ ____________ M-6 _____ _____ __X___ ____________ M-7 _____ _____ __X___ ____________ M-8 _____ _____ __X___ ____________ CE _____ _____ __X___ ____________ P _____ _____ __X___ ____________ R _____ _____ __X___ ____________

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes __X__ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information On November 27, 2006 a distribution was made to holders of Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4. The distribution report is attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.1 for the related information. Updated collateral tables reflecting revised pool composition as of the end of the pre-funding period are attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.2. Part II - OTHER INFORMATION Item 9. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly report distributed to holders of Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4, relating to the November 27, 2006 distribution. (99.2) Updated collateral tables. (b) The exhibits required to be filed by Registrant pursuant to this Form are listed above and in the Exhibit Index that immediately follows the signature page hereof. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4 (Issuing Entity) Wells Fargo Bank, N.A. (Master Servicer) /s/ Kelly Rentz Kelly Rentz, Officer Date: December 12, 2006 EXHIBIT INDEX Exhibit Number Description EX-99.1 Monthly report distributed to holders of Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4, relating to the November 27, 2006 distribution. EX-99.1 DEUTSCHE ALT-A SECURITIES, INC Mortgage Pass-Through Certificates Distribution Date: 11/27/2006 DEUTSCHE ALT-A SECURITIES, INC Mortgage Pass-Through Certificates Series 2006-AR4 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 www.ctslink.com Telephone: (301) 815-6600 Fax: (301) 815-6660

REO Detail - All Mortgage Loans in REO during Current Period

Foreclosure Detail - All Mortgage Loans in Foreclosure during Current Period

Bankruptcy Detail - All Mortgage Loans in Bankruptcy during Current Period

Prepayment - Voluntary Prepayments

EX-99.2 (logo) Deutsche Bank DBALT 2006-AR4 Final Collateral Analysis All records 3,223 records Balance:1,116,715,360 Summary Statistics As-of / Cut-off Date: 2006-09-01 Delinquency / Cut-off Date: 2006-09-01 Number of Loans: 3,223 Total Current Balance: 1,116,715,360.38 Maximum Balance: 2,999,500.00 Minimum Balance: 25,000.00 Average Current Balance: 346,483.20 Weighted Average Coupon: 6.790 Weighted Average Lender Paid MI: 0.005 Weighted Average Net Coupon: 6.472 Maximum Coupon: 9.000 Minimum Coupon: 3.875 Weighted Average Margin: 2.366 Weighted Average Maximum Rate: 12.125 Weighted Average Minimum Rate: 2.369 Weighted Average Months to Roll: 54 Weighted Average Original Term: 360.00 Weighted Average Original IO Term: 102.29 Weighted Average Remaining Term: 357.01 Weighted Average Seasoning: 2.99 Top 5 States: CA(46%),FL(9%),NV(6%),AZ(5%),WA(4%) Top 5 Zip Codes: 92657(0%),95127(0%),89123(0%),89081(0%),89178(0%) Weighted Average FICO Score: 714.0 Weighted Average Orig LTV: 75.70 Weighted Average Orig Frequency CLTV: 86.44 % of portfolio with LTV over 80%: 3.64 % of portfolio with LTV over 80% & no MI: 0.03 % with LPMI: 1.06 Weighted Average LPMI: 0.509 % of portfolio Conforming: 52.40 % of portfolio Jumbo: 47.60 % of portfolio with Full/Alt Docs: 15.32 % Owner Occupied: 84.6 % Fixed Rate: 0.0 % IO: 84.9 % Seconds: 0.0 % of Total Pool - Simultaneous Seconds: 59.2 % of Total Pool - Prepays: 30.6 Non-zero Weighted Average Prepay Penalty Term: 29

Ratio (%) (Second Liens Only)

Negam Cap (Negam Loans Only)

This Structural Term Sheet, Collateral Term Sheet, or Computational Materials, as appropriate (the "material"), was prepared solely by the Underwriter(s), is privileded and confidential, is intended for use by the addressee only, and may not be provided to any third party other than the addressee's legal, tax , financial and/or accounting advisors for the purpose of evaluating such information. Prospective investors are advised to read carefull rely solely on, the final prospectus and prospectus supplement (the "Final Prospectus") related to the securities (the "Securities") in making their investment decisions. This material does not include all relevent information relating to the Securities described herein, particularly with respect to the risk and special considerations associated with an investment in the Securities. All information contained herein is preliminary and it is anticipated t such information will change. Any information contained herein will be more fully described in, and will be fully superseded by the preliminary prospectus supplement, if applicable, and Final Prospectus. Although the information contained in the material is based on sources the Underwriter(s) believe(s) to be reliable, the Underwriter(s) make(s) no representaion or warranty that such information is accurate or complete. Such information sho not be viewed as projections, forcasts, predictions, or opinions with respect to value. Prior to making any investment decisions, a prospective investor shall receive and fully review the final Prospectus . NOTHING HEREIN SHOULD BE CONSIDERED AN OFFER TO SELL OR SOLICITATION OF ANY OFFER TO BUY ANY SECURITIES. The Underwriter(s) may hold long or short positions in or buy and sell Securities or related securities perform for or solicit investment banking services from, any company mentioned herein.

Deutsche Alt-A Securities Mortgage Loan Trust, Series 2006-AR4 10-D