UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 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 15, 2017

EQUITY RESIDENTIAL

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code (312) 474-1300

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.   ☐

On June 15, 2017, Equity Residential (the “Company”) held its 2017 Annual Meeting of Shareholders (the “Annual Meeting”). At the Annual Meeting, the Company’s shareholders were asked to consider and vote upon the proposals described in the Company’s Proxy Statement for the Annual Meeting (the “Proxy Statement”). The final voting results for each matter submitted to a vote of shareholders at the Annual Meeting are as follows:

Proposal 1 – Election of Trustees

All twelve of the nominees for Trustees were elected to serve for a one-year term which expires at the Company’s 2018 annual meeting of shareholders and until their respective successors are duly elected and qualified, by the votes set forth below.

There were 9,313,134 broker non-votes with respect to Proposal 1.

Proposal 2 – Ratification of Independent Auditor for 2017

The selection of Ernst & Young LLP as the Company’s independent auditor for 2017 was ratified by the shareholders, by the votes set forth below.

Proposal 3 – Advisory Approval of Executive Compensation

The shareholders approved, on an advisory basis, the executive compensation in the Proxy Statement, by the votes set forth below.

Proposal 4 – Advisory Approval of Frequency of Vote on Executive Compensation

The shareholders determined, on an advisory basis, that the Company hold a vote on executive compensation every year, by the votes set forth below.

The Company’s Board of Trustees has considered these results and determined that the Company will hold a non-binding advisory vote on executive compensation every year.

Proposal 5 – Shareholder Proposal to Allow Shareholders to Amend the Company’s Bylaws

The shareholders approved, on an advisory basis, the shareholder proposal to allow shareholders to amend the Company’s Bylaws, by the votes set forth below.

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.