Company: WTFCN
Filing Date: 2025-04-03
Form Type: DEF 14A
Source: 0001104659-25-031671
Chunk: 11

Company: WINTRUST FINANCIAL CORP
Filing Date: 2025-04-03
Form: DEF 14A
Chunk 11
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 violations of our Codes; and/or any other violations of laws, rules or regulations. Any complaints submitted through this process are presented to the Audit Committee on a regular, periodic basis or more frequently as needed. The Company will post on its website any amendments to, or waivers from, the Codes as they apply to its Directors and executive officers to the extent required by the rules of the SEC or the Nasdaq stock market (“Nasdaq”). Insider Trading Policy The Company has adopted an insider trading policyand procedures applicable to our directors, officers, employees and other covered persons, and have implemented processes for the Company, that we believe are reasonably designed to promote compliance with insider trading laws, rules and regulations, and the Nasdaq listing standards. The Company’s insider trading policy is filed as Exhibit 19.1 to the 2024 Annual Report on Form 10-K. Shareholder Communications Any shareholder or other interested parties who desire to contact the non-employee Directors or the other members of our Board may do so by writing to: Wintrust Financial Corporation, Board of Directors, c/o Corporate Secretary, Wintrust Financial Corporation, 9700 West Higgins Road, Suite 800, Rosemont, Illinois 60018. Copies of written communications received at this address will be provided to the Board, the applicable committee chair or the non-employee Directors as a group unless such communications are considered, in consultation with the non-employee Directors, to be improper for submission to the intended recipient(s). All communications will be forwarded to the Chair of the Nominating Committee unless the communication is specifically addressed to another member of the Board, in which case, the communication will be forwarded to that Director. Shareholders also may obtain a copy of any of the documents posted to the website free of charge by calling (847) 939-9000 and requesting a copy. Information contained on Wintrust’s website is not deemed to be a part of this Proxy Statement and is not incorporated herein by reference. 7

TABLE OF CONTENTS

Committee Membership The following table summarizes the current membership of the Board and each of its committees as of the date of this Proxy Statement:

| ​ | ​ | Board of Directors              | ​ | ​ | ​ | NominatingandCorporateGovernanceCommittee | ​ | ​ | ​ | AuditCommittee | ​ | ​ | ​ | CompensationCommittee | ​ | ​ | ​ | RiskManagementCommittee | ​ | ​ | ​ | FinanceCommittee | ​ | ​ | ​ | InformationTechnology/​InformationSecurity