Washington, D.C. 20549 FORM 10-Q (Mark One) ☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934 For the quarterly period endedMarch 31, 2026OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934For the transition period fromto ___________Commission File Number: 001-16503 WILLIS TOWERS WATSON PUBLIC LIMITED COMPANY(Exact name of registrant as specified in its charter) 98-0352587(I.R.S. EmployerIdentification No.) Ireland(Jurisdiction ofincorporation or organization) c/o Willis Group Limited51 Lime Street, London EC3M 7DQ, England(Address of principal executive offices) (011) 44-20-3124-6000(Registrant’s telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act: 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 the past 90days.YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerging growthcompany. See the definitions of ‘large accelerated filer’, ‘accelerated filer’, ‘smaller reporting company’, and ‘emerging growth company’ in Rule 12b-2 of the ExchangeAct. Large accelerated filerAccelerated filerNon-accelerated filerSmaller reporting companyEmerging 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 revisedfinancial accounting standards provided pursuant to Section 13(a) of the Exchange Act. As of April 27, 2026, there were outstanding 94,447,976 ordinary shares, nominal value $0.000304635 per share, of the registrant. WILLIS TOWERS WATSON PUBLIC LIMITED COMPANY INDEX TO FORM 10-Q For theThree Months EndedMarch 31, 2026 Certain DefinitionsDisclaimer Regarding Forward-looking Statements PART I. FINANCIAL INFORMATIONItem 1. Financial Statements (Unaudited)Condensed Consolidated Statements of Comprehensive Income - Three Months Ended March 31, 2026 and 2025Condensed Consolidated Balance Sheets - March 31, 2026 and December 31, 2025Condensed Consolidated Statements of Cash Flows - Three Months Ended March 31, 2026 and 2025Condensed Consolidated Statements of Changes in Equity - Three Months Ended March 31, 2026 and 2025Notes to the Condensed Consolidated Financial StatementsItem 2. Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem 3. Quantitative and Qualitative Disclosures About Market RiskItem 4. Controls and Procedures PART II. OTHER INFORMATIONItem 1. Legal ProceedingsItem 1A. Risk FactorsItem 2. Unregistered Sales of Equity Securities and Use of ProceedsItem 3. Defaults Upon Senior SecuritiesItem 4. Mine Safety DisclosuresItem 5. Other InformationItem 6. ExhibitsSignatures Certain Definitions The following definitions apply throughout this quarterly report unless the context requires otherwise: Disclaimer Regarding Forward-looking Statements We have included in this document ‘forward-looking statements’ within the meaning of Section 27A of the Securities Act of 1933, andSection 21E of the Securities Exchange Act of 1934, which are intended to be covered by the safe harbors created by those laws. Theseforward-looking statements include information about possible or assumed future results of our operations or certain considerationsrelating to our future results. All statements, other than statements of historical facts, that address activities, events or developments thatwe expect or anticipate may occur in the future, including such things as: our outlook; the potential impact of natural or man-madedisasters like health pandemics and other world health crises; the impact of macroeconomic trends, including inflation, changes ininterest rates, trade policies and other geopolitical risks; future capital expenditures; ongoing working capital efforts; future sharerepurchases; financial results (including our revenue, costs or margins) and the impact of changes to tax laws on our financial results;existing and evolving business strategies; our indebtedness; our ability to execute strategic transactions, including both acquisitions anddispositions, including our ability to receive adequate consideration or any earnout proceeds in return for any dispositions or integrate ormanage acquired businesses (such as our recent acquisition of Newfront Insurance Holdings, Inc. and our planned acquisition ofCushon) or effect internal reorganizations; demand for our services and competitive strengths; strategic goals; the benefits of newinitiatives or investments in technology; growth of our business and operations; the sustained health of