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

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):

Item 1.01. Entry into a Material Definitive Agreement.

On December 19, 2016, FormFactor, Inc. (the “Company”) entered into a Second Amendment (the “Second Amendment”) to its Lease Agreement dated October 5, 2004 with MOHR PCC, LP (the “Landlord”), as the successor-in-interest to Greenville Investors, L.P., under which the Company agreed to extend the term of its lease of Pacific Corporate Center (the “Center”) Building 6, located at 7501 Lawrence Drive, Livermore, California, to December 31, 2027.

Also on December 19, 2016, the Company entered into a Third Amendment (the “Third Amendment”) to its Lease Agreement dated May 3, 2001 with the Landlord, as the successor-in-interest to Greenville Investors, L.P., under which the Company agreed to extend the term of its lease of the Center Building 1, located at 7005 South Front Road, Livermore, California; Building 2, located at 7401 Longard Road, Livermore, California; and Building 3, located at 501 Lawrence Drive, Livermore, California, to December 31, 2027, subject to the Company’s option to terminate early the leases of Building 1 and Building 2 beginning December 31, 2024 by providing twelve month notice and payment of a termination fee to the Landlord.

It is a condition precedent to the effectiveness of the Second Amendment and the Third Amendment that the Landlord purchase fee simple title to the Center on or before December 31, 2016. The monthly base rent payments set by the Second Amendment and Third Amendment will commence on January 1, 2017 and increase yearly thereafter through December 31, 2027.

The above summaries of the Second Amendment and Third Amendment are qualified in their entirety by reference to the terms and provisions of each agreement, which are attached hereto as Exhibit 10.1 and 10.2, respectively, and are incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

The following items are filed as an exhibit to this Current Report on Form 8-K:

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.

EXHIBIT INDEX