Byline Bancorp (BY) executive Barkidjija sells 4,509 shares in open market

Rhea-AI Filing Summary

Byline Bancorp executive John Barkidjija, Head of CRE & Specialty Finance, reported an open-market sale of 4,509 shares of common stock at $32.33 per share. After this transaction on February 26, 2026, he directly holds 19,243 Byline Bancorp shares.

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

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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^*

Barkidjija John

(Last) (First) (Middle)

180 NORTH LASALLE STREET

SUITE 300

(Street)

CHICAGO IL 60601

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BYLINE BANCORP, INC. [ BY ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	HEAD OF CRE & SPECIALTY FIN

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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	02/26/2026		S		4,509	D	$32.33	19,243	D

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:

	/s/ Thomas J. Bell III, 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 BY executive John Barkidjija report on Form 4?

John Barkidjija reported selling 4,509 shares of Byline Bancorp common stock in an open-market transaction. The shares were sold at a price of $32.33 per share on February 26, 2026, according to the Form 4 filing details.

At what price did John Barkidjija sell BY (Byline Bancorp) shares?

He sold the shares at $32.33 per share. This sale involved 4,509 shares of Byline Bancorp common stock and was reported as an open-market sale, indicating the trade occurred on the public market at that stated price.

How many BY shares does John Barkidjija own after the reported sale?

After the transaction, John Barkidjija directly owns 19,243 Byline Bancorp common shares. This figure reflects his holdings following the sale of 4,509 shares, as disclosed in the Form 4 insider trading report for the non-derivative common stock transaction.

What role does insider John Barkidjija hold at Byline Bancorp (BY)?

John Barkidjija serves as Byline Bancorp’s Head of CRE & Specialty Finance. His Form 4 filing shows he is an officer of the company and reported a sale of common stock, highlighting trading activity by a senior business leader.

Was the BY insider transaction by John Barkidjija a buy or a sell?

The transaction was a sell. John Barkidjija executed an open-market sale of 4,509 shares of Byline Bancorp common stock, coded as “S” on Form 4, which denotes a sale in an open market or private transaction under SEC reporting rules.

Is John Barkidjija’s BY share ownership direct or indirect after this trade?

His ownership is reported as direct after the trade. The Form 4 marks the nature of ownership as “D,” meaning the 19,243 Byline Bancorp shares held following the 4,509-share sale are directly owned by John Barkidjija, without an intermediary entity indicated.