QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934 For the quarterly period endedMarch 31, 2026or TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934 For the transition period fromtoCommission file number: 1-8923 WELLTOWER INC. (Exact name of registrant as specified in its charter) Delaware(State or other jurisdictionof Incorporation) 43615(Zip Code) (419) - 247-2800(Registrant’s telephone number, including area code) Not Applicable(Former name, former address and former fiscal year, if changed since last report) Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of 1934during the preceding 12months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject to such filingrequirements for the past 90days. YesNo Indicate by check mark whether the registrant has submitted electronically, if any, every Interactive Data File required to be submitted pursuant toRule405 of RegulationS-T (§232.405 of this chapter) during the preceding 12months (or for such shorter period that the registrant was required tosubmit and post such files). YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or anemerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growthcompany” in Rule 12b-2 of the Exchange Act. Large accelerated filerAccelerated filer☐Non-accelerated filer☐Smaller reporting company☐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 anynew or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Exchange Act). Yes☐No☑ As of April24, 2026, Welltower Inc. had 705,914,450 shares of common stock outstanding. TABLE OF CONTENTS PART I. FINANCIAL INFORMATION Item1. Financial Statements (Unaudited)3Consolidated Balance Sheets3Consolidated Statements of Comprehensive Income4Consolidated Statements of Equity6Consolidated Statements of Cash Flows7Notes to Unaudited Consolidated Financial Statements8Item2. Management’s Discussion and Analysis of Financial Condition and Results of Operations31Item3. Quantitative and Qualitative Disclosures About Market Risk54Item4. Controls and Procedures55PART II. OTHER INFORMATIONItem1. Legal Proceedings56Item1A. Risk Factors56Item2. Unregistered Sales of Equity Securities and Use of Proceeds56Item5. Other Information56Item6. Exhibits57Signatures58 CONSOLIDATED BALANCE SHEETSWELLTOWER INC. AND SUBSIDIARIES (In thousands) CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)WELLTOWER INC. AND SUBSIDIARIES(In thousands, except per share data) STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)WELLTOWER INC. AND SUBSIDIARIES(In thousands) Net income Other comprehensive income (loss):Foreign currency translation gain (loss)Derivative and financial instruments designated as hedges gain (loss)Total other comprehensive income (loss) Total comprehensive income (loss)Less: Total comprehensive income (loss) attributableto noncontrolling interestsTotal comprehensive income (loss) attributable to common stockholders(1) Includes amounts attributable to redeemable noncontrolling interests.(1) CONSOLIDATED STATEMENTS OF EQUITY (UNAUDITED)WELLTOWER INC. AND SUBSIDIARIES(In thousands) CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)WELLTOWER INC. AND SUBSIDIARIES(In thousands) WELLTOWER INC. AND SUBSIDIARIESNOTES TO UNAUDITED CONSOLIDATED FINANCIAL STATEMENTS 1. Business Welltower Inc. (NYSE: WELL), a real estate investment trust (“REIT”) and S&P 500 company, is positioned at the center of the silvereconomy, focusing on rental housing for aging seniors across the United States, United Kingdom and Canada. Our portfoliopredominantly consists of 2,500+ seniors and wellness housing communities at the intersection of housing, healthcare and hospitality,creating vibrant communities for mature renters and older adults. We are structured as an umbrella partnership REIT under which substantially all of our business is conducted through Welltower OPLLC, the day-to-day management of which is exclusively controlled by Welltower Inc. Unless stated otherwise or the context otherwiserequires, references to “Welltower” mean Welltower Inc. and references to “Welltower OP” mean Welltower OP LLC. References to“we,” “us” and “our” mean collectively Welltower, Welltower OP and those entities/subsidiaries owned or controlled by Welltowerand/or Welltower OP. Welltower’s weighted average ownership in Welltower OP was 98.266% for the three months end