SECURITIES AND EXCHANGE COMMISSION

UNITED STATES

Washington, DC 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 10, 2015

REGENCY CENTERS CORPORATION

REGENCY CENTERS, L.P.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number including area code: (904)-598-7000

Not Applicable

(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 10, 2015, Regency Centers, L.P. (“RCLP”) and Regency Centers Corporation, the general partner of RCLP (“Regency”), entered into an Underwriting Agreement (the “Underwriting Agreement”) with J.P. Morgan Securities LLC, Merrill Lynch, Pierce, Fenner & Smith Incorporated, U.S. Bancorp Investments, Inc. and Wells Fargo Securities, LLC as representatives of several underwriters named therein, pursuant to which RCLP agreed to issue and sell $250 million aggregate principal amount of RCLP’s 3.90% Notes due 2025 (the “Notes”) priced at 99.264%. The Notes are guaranteed as to the payment of principal and interest by Regency. The offering of the Notes is expected to close on August 17, 2015.

The Notes bear interest at a rate of 3.90% per annum and mature on November 1, 2025. Interest on the Notes will be payable semi-annually in arrears on May 1 and November 1 of each year, beginning November 1, 2015, to holders of record at the close of business on the April 15 or October 15, respectively, immediately preceding such interest payment date.

The Notes were issued pursuant to the terms of an Indenture dated as of December 5, 2001, as supplemented by a First Supplemental Indenture dated as of June 5, 2007, a Second Supplemental Indenture dated as of June 2, 2010 and a Third Supplemental Indenture to be dated as of August 17, 2015 among RCLP, Regency, as guarantor, and U.S. Bank, National Association, as successor to Wachovia Bank, National Association (formerly known as First Union National Bank), as trustee.

On August 10, 2015, Regency issued a press release announcing the pricing of the offering. A copy of the press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

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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 hereunto duly authorized.

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