UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): August 9, 2016

Rexford Industrial Realty, Inc.

(Exact Name of Registrant as Specified in Its Charter)

(310) 996-1680

(Registrant’s telephone number including area code)

N/A

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

On August 9, 2016, Rexford Industrial Realty, Inc. (the “Company”) and its operating partnership subsidiary, Rexford Industrial Realty, L.P. (the “Operating Partnership”), entered into an underwriting agreement dated August 9, 2016 (the “Underwriting Agreement”) with Merrill Lynch, Pierce, Fenner & Smith Incorporated and Wells Fargo Securities, LLC, as representatives of the several underwriters, relating to the sale of 3,600,000 shares of the Company’s 5.875% Series A Cumulative Redeemable Preferred Stock, par value $0.01 per share (the “Series A Preferred Stock”) in connection with an underwritten public offering (the “Offering”), pursuant to the Company’s effective registration statement on Form S-3 (File No. 333-210691). The Underwriting Agreement contains customary representations and warranties of the parties and indemnification and contribution provisions under which the Company and the Operating Partnership have agreed to indemnify the underwriters against certain liabilities, including liabilities under the Securities Act of 1933, as amended. The Offering is expected to close on August 16, 2016, subject to customary closing conditions. The Underwriting Agreement is attached hereto as Exhibit 1.1 and is incorporated herein by reference.

SIGNATURE

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.