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): May 28, 2014

CELLDEX THERAPEUTICS, INC.

(Exact Name of Registrant as Specified in its Charter)

Registrant’s telephone number, including area code: (908) 200-7500

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):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.07.  Submission of Matters to a Vote of Security Holders

At the Annual Meeting held on May 28, 2014, our stockholders voted on the three proposals listed below. The proposals are described in detail in the Company’s definitive proxy statement for the Annual Meeting filed with the Securities and Exchange Commission on April 9, 2014 (the “Proxy Statement”).  The final results for the votes regarding each proposal are set forth below.

1. Our shareholders elected the following individuals to serve on our board of directors until the annual meeting of shareholders to be held in 2015. The tabulation of votes with respect to the election of such directors was as follows:

2. Our shareholders approved the ratification of the appointment of PricewaterhouseCoopers LLP as our independent registered public accounting firm for the year ending December 31, 2014. The tabulation of votes with respect to this proposal was as follows:

3. Our shareholders voted to approve, on an advisory, non-binding basis, the compensation for our named executive officers as disclosed in the Proxy Statement. The tabulation of votes with respect to this proposal was as follows:

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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.

Dated: May 29, 2014

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