UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 10, 2021

STARBOARD VALUE ACQUISITION CORP.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (212) 845-7977

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:

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 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company x

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. ¨

Item 7.01 Regulation FD Disclosure.

On June 10, 2021, Cyxtera Technologies, Inc.(“Cyxtera”) announced that its Chief Executive Officer will participate virtually in a fireside chat at the 23rd Annual Credit Suisse Communications Conference on Tuesday, June 15th, 2021, at 8:15 a.m. Eastern Time.

A copy of the press release announcing the participation is furnished with this Report as Exhibit 99.1 and is incorporated herein by reference.

The exhibit and the information set forth therein shall not be deemed to be filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise be subject to the liabilities of that section, nor shall they be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act.

As previously disclosed, on February 21, 2021, Starboard Value Acquisition Corp., a Delaware corporation (“SVAC”), entered into an Agreement and Plan of Merger with Cyxtera and the other parties thereto, pursuant to which Cyxtera and the various operating subsidiaries of Cyxtera will become subsidiaries of SVAC, with the Cyxtera stockholder becoming a stockholder of SVAC.

Item 9.01. Financial Statements and Exhibits

(d) Exhibits.

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.