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Form 8-K

sec.gov

8-K — WINTRUST FINANCIAL CORP

Accession: 0001015328-26-000016

Filed: 2026-05-29

Period: 2026-05-28

CIK: 0001015328

SIC: 6022 (STATE COMMERCIAL BANKS)

Item: Submission of Matters to a Vote of Security Holders

Documents

8-K — wtfc-20260528.htm (Primary)

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8-K

8-K (Primary)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 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): May 28, 2026

WINTRUST FINANCIAL CORPORATION

(Exact name of registrant as specified in its charter)

Illinois

001-35077

36-3873352

(State or other jurisdiction of Incorporation)

(Commission File Number)

(I.R.S. Employer Identification No.)

9700 West Higgins Road

Rosemont, Illinois 60018

(Address of principal executive offices)

Registrant’s telephone number, including area code (847) 939-9000

N/A

(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:

☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a‑12)

☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common stock, no par value WTFC The NASDAQ Global Select Market

Series F Preferred Stock, no par value WTFCN The NASDAQ Global Select Market

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.        ☐

Item 5.07.

Submission of Matters to a Vote of Security Holders

At the 2026 Annual Meeting of Shareholders (the “Annual Meeting”) of Wintrust Financial Corporation (the “Company”) held on May 28, 2026, the Company's shareholders (i) elected all twelve of the Company’s director nominees, (ii) approved an advisory (non-binding) proposal approving the Company’s 2025 executive compensation as described in the Company’s proxy statement, and (iii) ratified the appointment of Ernst & Young LLP to serve as the Company’s independent registered public accounting firm for the fiscal year 2026. The results of the vote at the Annual Meeting were as follows:

Proposal No. 1 — Election of Directors

Votes For

Votes Against

Abstentions

Broker Non-Votes

Elizabeth H. Connelly 57,703,405 819,291 34,162 3,273,227

Timothy S. Crane 58,398,500 135,796 22,562 3,273,227

Peter D. Crist

55,192,285 3,343,601 20,972 3,273,227

Marla F. Glabe

56,625,990 1,900,267 30,601 3,273,227

Brian A. Kenney 57,923,346 602,517 30,995 3,273,227

Laura A. Kohl 58,389,726 135,956 31,176 3,273,227

Deborah L. Hall Lefevre

57,232,200 1,189,049 135,609 3,273,227

Suzet M. McKinney 57,743,798 781,624 31,436 3,273,227

David S. Richter

58,395,799 127,770 33,289 3,273,227

Gregory A. Smith

57,937,355 585,492 34,011 3,273,227

Karin Gustafson Teglia

57,733,221 790,300 33,337 3,273,227

Alex E. Washington, III

57,088,273 1,434,938 33,647 3,273,227

Proposal No. 2 — Advisory Vote on 2025 Executive Compensation

Votes For

Votes Against

Abstentions

Broker Non-Votes

56,857,769 1,623,123 75,966 3,273,227

Proposal No. 3 — Ratification of Independent Registered Public Accounting Firm

Votes For

Votes Against

Abstentions

Broker Non-Votes

57,552,404 4,249,760 27,921 —

Signature

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.

WINTRUST FINANCIAL CORPORATION

(Registrant)

By: /s/Kathleen M. Boege

Kathleen M. Boege

Executive Vice President, Chief Legal Officer and Corporate Secretary

Date: May 29, 2026

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