公平住屋 2024年度报告

UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington, D.C. 20549 Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Equity Residential Yes☐No☐ ERP Operating Limited Partnership Yes☐No☐ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Equity Residential Yes☐No☐ ERP Operating Limited Partnership Yes☐No☐ Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for thepast 90 days. Equity Residential Yes☐No☐ ERP Operating Limited Partnership Yes☐No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of RegulationS-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Equity Residential Yes☐No☐ ERP Operating Limited Partnership Yes☐No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Equity Residential: 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 orrevised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Equity Residential Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control overfinancial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its auditreport. Equity Residential☐ERP Operating Limited Partnership☐If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filingreflect the correction of an error to previously issued financial statements. Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). ERP Operating Limited Partnership Yes☐No☐ Equity Residential Yes☐No☐ The aggregate market value of Common Shares held by non-affiliates of the Registrant was approximately $26.3 billion based upon the closing price on June 30,2024 of $69.34 using beneficial ownership of shares rules adopted pursuant to Section 13 of the Securities Exchange Act of 1934 to exclude voting shares ownedby Trustees and Executive Officers, some of whom may not be held to be affiliates upon judicial determination. The number of Common Shares of Beneficial Interest, $0.01 par value, outstanding on February 6, 2025 was 379,705,225. Auditor Firm Id:42Auditor Name:Ernst and Young LLPAuditor Location:Chicago, Illinois, USA Table of Contents DOCUMENTS INCORPORATED BY REFERENCE Part III incorporates by reference certain information that will be contained in Equity Residential’s ProxyStatement relating to its 2025 Annual Meeting of Shareholders, which Equity Residential intends to file no laterthan 120 days after the end of its fiscal year ended December 31, 2024, and thus these items have been omitted inaccordance with General Instruction G(3) to Form 10-K.Equity Residential is the general partner and 97.0%owner of ERP Operating Limited Partnership. 2 Table of Contents EXPLANATORY NOTE This report combines the annual reports on Form 10-K for the year ended December 31, 2024 of EquityResidential and ERP Operating Limited Partnership.Unless stated otherwise or the context otherwise requires,references to “EQR” mean Equity Residential, a Maryland real estate investment trust (“REIT”), and referencesto “ERPOP” mean ERP Operating Limited Partnership, an Illinois limited partnership.References to the“Company,” “we,” “us” or “our” mean collectively EQR, ERPOP and those entities/subsidiaries owned orcontrolled by EQR and/or ERPOP.References to the “Operating Partnership” mean collectively ERPOP andthose entities/subsidiaries owned or controlled by ERPOP. The following chart illustrates the Company’s and theOperating Partnership’s corporate structure: EQR is the general partner of, and as of December 31, 2024 owned an approximate 97.0% ownership interest in,ERPOP. The remaining 3.0% interest is owned by limited partners. As the sole general partner of ERPOP, EQRhas exclusive control of ERPOP’s day-to-day management.Management operates the Company and theOpe