UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

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): June 24, 2015

HISTOGENICS CORPORATION

(Exact Name of Registrant as Specified in its Charter)

830 Winter Street, 3rd Floor

Waltham, Massachusetts 02451

(781) 547-7900

(Addresses, including zip code, and telephone numbers, including area code, of principal executive offices)

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 (see General Instruction A.2. below):

At the 2015 annual meeting of stockholders of Histogenics Corporation (the “Company”) held on June 24, 2015 (the “Annual Meeting”), the following proposals were submitted to the stockholders of the Company:

For more information about the foregoing proposals, see the Company’s definitive proxy statement on Schedule 14A filed with the Securities and Exchange Commission on April 28, 2015 (the “Proxy Statement.”) Of the 13,220,012 shares of the Company’s common stock entitled to vote at the Annual Meeting, 12,018,872 shares, or approximately 90.91%, were represented at the meeting in person or by proxy, constituting a quorum. The number of votes cast for, against or withheld, as well as abstentions and broker non-votes, if applicable, in respect of each such matter is set forth below:

Proposal 1: Election of Directors.

The Company’s stockholders elected the following two directors to serve as Class II directors until the 2017 annual meeting of stockholders. The votes regarding the election of directors were as follows:

Proposal 2: Ratification of Grant Thornton LLP.

The Company’s stockholders ratified the selection of Grant Thornton LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2015. The votes regarding this proposal were as follows:

Proposal 3: Compensation of Officers.

The Company’s stockholders approved on an advisory non-binding basis the compensation paid to the Company’s named executive officers, as disclosed in the Proxy Statement. The votes regarding this proposal were as follows:

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 hereunto duly authorized.