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): September 12, 2019

APOGEE ENTERPRISES, INC.

(Exact name of registrant as specified in its charter)

Minnesota

(State or other jurisdiction of incorporation)

Registrant’s telephone number, including area code: (952) 835-1874

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:

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

On September 12, 2019, Apogee Enterprises, Inc., a Minnesota corporation (the “Company”), and Engaged Capital, LLC and certain of its affiliates (collectively, “Engaged”) entered into an amendment (the “Amendment”) to the previously disclosed confidentiality agreement, dated February 8, 2019, by and among the Company and Engaged, as amended on August 5, 2019 (the “Confidentiality Agreement”).

Pursuant to the Amendment, the term of the Confidentiality Agreement has been extended until 11:59 PM New York City time on September 29, 2019.

The foregoing description of the Amendment does not purport to be complete and is qualified in its entirety by reference to the Amendment, which is filed herewith as Exhibit 10.1 and is incorporated by reference herein.

The following exhibit is filed herewith:

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 10.1

SECOND AMENDMENT

TO

CONFIDENTIALITY AGREEMENT

THIS Second Amendment (this “Amendment”) is made as of September 12, 2019 to that certain CONFIDENTIALITY AGREEMENT, dated as of February 8, 2019, made by and among Apogee Enterprises, Inc., a Minnesota corporation (the “Company”) and Engaged Capital LLC, Engaged Capital Flagship Master Fund, LP, Engaged Capital Co-Invest VIII, LP, Engaged Capital Flagship Fund, LP, Engaged Capital Flagship Fund, Ltd., Engaged Capital Holdings, LLC and Glenn W. Welling (collectively, “Engaged Capital”), as first amended on August 5, 2019 (the “Confidentiality Agreement”). Capitalized terms not defined herein shall have the meanings ascribed to such terms in the Confidentiality Agreement.

The Company and Engaged Capital hereby acknowledge and agree as follows:

Paragraph 9 of the Confidentiality Agreement shall be amended to replace the words “5:30 PM New York City time on September 15, 2019” with the words “11:59 pm New York City time on September 29, 2019”.

For the avoidance of doubt, Engaged Capital shall be permitted to file an amendment to its Schedule 13D and the Company shall be permitted to file a Form 8-K, in each case, disclosing that this Amendment has been entered into and attaching a copy of this Amendment as an exhibit thereto.

Except as expressly amended hereby, the Confidentiality Agreement remains unchanged and in full force and effect according to the terms originally stated therein. This Amendment may be executed in multiple counterparts, each of which shall be an original and all of which taken together shall constitute one and the same agreement.

*  *  *  *  *

IN WITNESS WHEREOF, the parties hereto have executed this Amendment as of the date first written above.

SIGNATURE PAGE TO SECOND AMENDMENT TO CONFIDENTIALITY AGREEMENT

SIGNATURE PAGE TO SECOND AMENDMENT TO CONFIDENTIALITY AGREEMENT