Wintrust Financial (WTFC) EVP reports tax-withholding share disposition

Rhea-AI Filing Summary

Wintrust Financial EVP and chief legal officer Kathleen M. Boege reported an automatic share disposition for taxes. On 2026-02-25, 1,916 shares of common stock were disposed of at $149.83 per share to cover tax withholding obligations tied to equity compensation, leaving 14,967 shares held directly. She also reports 3 additional common shares held indirectly through an employee stock purchase plan.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Boege Kathleen M

Role EVP, CHIEF LEGAL OFC, AND SEC

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,916	$149.83	$287K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 14,967 shares (Direct); Common Stock — 3 shares (Indirect, by ESPP)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Boege Kathleen M

(Last) (First) (Middle)

9700 WEST HIGGINS ROAD, 8TH FLOOR

(Street)

ROSEMONT IL 60018

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WINTRUST FINANCIAL CORP [ WTFC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, CHIEF LEGAL OFC, AND SEC

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/25/2026		F		1,916	D	$149.83	14,967	D
Common Stock								3	I	by ESPP

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/David A. Dykstra, Attorney-in-fact	02/27/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did WTFC executive Kathleen Boege report?

Kathleen Boege reported an automatic share disposition related to taxes. On 2026-02-25, 1,916 shares of Wintrust Financial common stock were used to satisfy tax withholding obligations from equity compensation, rather than being sold in an open-market trade.

How many WTFC shares did Kathleen Boege dispose of for tax withholding?

She disposed of 1,916 shares to cover tax obligations. The shares were valued at $149.83 each and were applied toward payment of tax liability associated with equity compensation, according to the Form 4 transaction code description.

What is Kathleen Boege’s remaining direct ownership in WTFC after this Form 4?

After the tax-withholding disposition, she directly holds 14,967 Wintrust Financial common shares. This figure reflects her direct ownership following the 1,916-share transaction recorded on 2026-02-25 under the non-derivative common stock line.

Does Kathleen Boege have any indirect ownership of WTFC shares?

Yes. The filing shows 3 Wintrust Financial common shares held indirectly. These shares are held "by ESPP," indicating ownership through an employee stock purchase plan, separate from her 14,967 directly held shares.

Was the WTFC insider transaction a discretionary sale on the open market?

The transaction is characterized as a tax-withholding disposition, not an open-market sale. The Form 4 uses code F, described as payment of tax liability by delivering securities, typically tied to equity compensation vesting.

Who is the insider involved in this WTFC Form 4 filing?

The insider is Kathleen M. Boege, an executive officer of Wintrust Financial. Her title in the filing is EVP, Chief Legal Officer, and Secretary, reflecting a senior legal and corporate governance role at the company.