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)

June 14, 2017

Square, Inc.

(Exact name of registrant as specified in its charter)

1455 Market Street, Suite 600

San Francisco, CA 94103

(Address of principal executive offices, including zip code)

(415) 375-3176

(Registrant’s telephone number, including area code)

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 (see General Instruction A.2. below):

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).

Emerging growth company ☐

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 5.07 Submission of Matters to a Vote of Security Holders.

On June 14, 2017, Square, Inc. (the “Company”) held its 2017 annual meeting of stockholders (the “Annual Meeting”). The stockholders of the Company voted on the following three proposals at the Annual Meeting, each of which is more fully described in the Company’s definitive proxy statement filed with the Securities and Exchange Commission on April 28, 2017:

Holders of the Company’s Class A common stock, par value 0.0000001 per share (the “Class A Common Stock”), were entitled to one vote on each proposal for each share held as of the close of business on April 20, 2017 (the “Record Date”), and holders of the Company’s Class B common stock, par value $0.0000001 per share (the “Class B Common Stock”), were entitled to ten votes on each proposal for each share held as of the close of business on the Record Date. The Class A Common Stock and Class B Common Stock voted as a single class on all matters.

Present at the Annual Meeting in person or by proxy were holders of 183,069,902 shares of Class A Common Stock and 118,384,967 shares of Class B Common Stock, together representing 81.59% of the combined voting power of all issued and outstanding shares of Class A Common Stock and Class B Common Stock entitled to vote at the Annual Meeting, constituting a quorum.

The final voting results for each of these proposals are detailed below.

Each director-nominee was duly elected as a Class II director to serve until the Company’s 2020 annual meeting of stockholders and until his or her successor is duly elected and qualified.

The stockholders advised that they were in favor of the compensation of the Company’s named executive officers.

The stockholders ratified the appointment of KPMG LLP as the Company’s independent registered public accounting firm for the Company’s fiscal year ending December 31, 2017.

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.

Date: June 16, 2017