FOURTH AMENDMENT TO AMENDED AND RESTATED $650,000,000 WAREHOUSING CREDIT AND SECURITY AGREEMENT among WALKER & DUNLOP, LLC as Borrower, WALKER & DUNLOP, INC. as Parent, and THE LENDERS PARTY HERETO, PNC BANK, NATIONAL ASSOCIATION, as Administrative Agent and PNC CAPITALMARKETS LLC, as Lead Arranger and Sole Bookrunner Dated: June 17, 2015 FOURTH AMENDMENT TO AMENDED AND RESTATED WAREHOUSING CREDIT AND SECURITY AGREEMENT

Exhibit 10.1

FOURTH AMENDMENT TO

AMENDED AND RESTATED $650,000,000 WAREHOUSING CREDIT

AND SECURITY AGREEMENT

among

WALKER & DUNLOP, LLC

as Borrower,

WALKER & DUNLOP, INC.

as Parent,

and

THE LENDERS PARTY HERETO,

PNC BANK, NATIONAL ASSOCIATION,

as Administrative Agent

and

PNC CAPITAL MARKETS LLC,

as Lead Arranger and Sole Bookrunner

Dated: June 17, 2015

FOURTH AMENDMENT TO AMENDED AND RESTATED WAREHOUSING CREDIT

AND SECURITY AGREEMENT

THIS FOURTH AMENDMENT TO AMENDED AND RESTATED WAREHOUSING CREDIT AND SECURITY AGREEMENT (this “Fourth Amendment”) is made effective as of the 17th day of June, 2015, by and among WALKER & DUNLOP, LLC, a Delaware limited liability company (“Borrower”), WALKER & DUNLOP, INC., a Maryland corporation (“Parent”), the lenders party to the Credit Facility Agreement defined below (the “Lenders”) and PNC BANK, NATIONAL ASSOCIATION, in its capacity as Administrative Agent for the Lenders under the Credit Facility Agreement (hereinafter referred to in such capacity as the “Administrative Agent”).

R E C I T A L S

WHEREAS, the Lenders and Borrower are parties to that certain Amended and Restated Warehousing Credit and Security Agreement, dated as of June 25, 2013, by and among Borrower, Parent, the Lenders and the Administrative Agent (the “Original Credit Facility Agreement”), as amended by that certain First Amendment to Amended and Restated Warehousing Credit and Security Agreement, dated as of December 20, 2013 (the “First Amendment”), that certain Second Amendment to Amended and Restated Warehousing Credit and Security Agreement, effective as of June 17, 2014 (the “Second Amendment”) and that certain Third Amendment to Amended and Restated Warehousing Credit and Security Agreement, effective as of August 26, 2014 (the “Third Amendment”, and the Original Credit Facility Agreement, as amended by the First Amendment, Second Amendment and Third Amendment, is herein referred to as the “Credit Facility Agreement”), whereby upon the satisfaction of certain terms and conditions set forth therein, the Lenders agreed to make Warehousing Advances from time to time, up to the Warehousing Credit Limit (each such term as defined in the Credit Facility Agreement).

WHEREAS, Borrower has requested, and the Administrative Agent and the Lenders have agreed, pursuant to the terms hereof, to modify certain terms of the Credit Facility Agreement as set forth in this Fourth Amendment.

NOW, THEREFORE, for and in consideration of the premises, the mutual entry of this Fourth Amendment by the parties hereto and for other good and valuable consideration, the receipt and adequacy of which are hereby acknowledged, the parties hereby agree as follows:

Section 1. Recitals. The Recitals are hereby incorporated into this Fourth Amendment as a substantive part hereof.

Section 2. Definitions. Terms used herein and not otherwise defined shall have the meanings set forth in the Credit Facility Agreement.

Section 3. Amendments to Credit Facility Agreement. The Credit Facility Agreement is hereby amended as follows:

(a) Section 1.2 of the Credit Facility Agreement is hereby deleted and replaced with the following:

“The Warehousing Commitment expires on the earlier of (“Warehousing Maturity Date”): (a) June 22, 2016 (the “Stated Maturity Date”), on which date the Warehousing Commitment will expire of its own term and the Warehousing Advances together with all accrued and unpaid interest and costs and expenses will become due and payable without the necessity of Notice or action by Lenders; and (b) the date the Warehousing Commitment is terminated and the Warehousing Advances become due and payable under Section 10.2(a) or 10.2(b).

Section 4. Ratification, No Novation, Effect of Modifications. Except as may be amended or modified hereby, the terms of the Credit Facility Agreement are hereby ratified, affirmed and confirmed and shall otherwise remain in full force and effect. Nothing in this Fourth Amendment shall be construed to extinguish, release, or discharge or constitute, create or effect a novation of, or an agreement to extinguish, release or discharge, any of the obligations, indebtedness and liabilities of Borrower or any other party under the provisions of the Credit Facility Agreement or any of the other Loan Documents, unless specifically herein provided.

Section 5. Amendments. This Fourth Amendment may be amended or supplemented by and only by an instrument executed and delivered by each party hereto.

Section 6. Waiver. The Lenders shall not be deemed to have waived the exercise of any right which they hold under the Credit Facility Agreement unless such waiver is made expressly and in writing (and no delay or omission by any Lender in exercising any such right shall be deemed a waiver of its future exercise). No such waiver made as to any instance involving the exercise of any such right shall be deemed a waiver as to any other such instance, or any other such right. Without limiting the operation and effect of the foregoing provisions hereof, no act done or omitted by any Lender pursuant to the powers and rights granted to it hereunder shall be deemed a waiver by any Lender of any of its rights and remedies under any of the provisions of the Credit Facility Agreement, and this Fourth Amendment is made and accepted without prejudice to any of such rights and remedies.

Section 7. Governing Law. This Fourth Amendment shall be given effect and construed by application of the law of the Commonwealth of Pennsylvania.

Section 8. Headings. The headings of the sections, subsections, paragraphs and subparagraphs hereof are provided herein for and only for convenience of reference, and shall not be considered in construing their contents.

Section 9. Severability. No determination by any court, governmental body or otherwise that any provision of this Fourth Amendment or any amendment hereof is invalid or unenforceable in any instance shall affect the validity or enforceability of (i) any other such provision or (ii) such provision in any circumstance not controlled by such determination. Each such provision shall be valid and enforceable to the fullest extent allowed by, and shall be construed wherever possible as being consistent with, applicable law.

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Section 10. Binding Effect. This Fourth Amendment shall be binding upon and inure to the benefit of the Administrative Agent, the Borrower, the Parent, the Lenders, and their respective permitted successors and assigns.

Section 11. Counterparts. This Fourth Amendment may be executed in any number of counterparts, each of which shall be deemed to be an original and all of which shall constitute one and the same instrument.

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IN WITNESS WHEREOF, each of the parties hereto have executed and delivered this Fourth Amendment under their respective seals as of the day and year first written above.

Signature Page - Fourth Amendment to Amended and Restated Warehousing Credit and Security Agreement