Byline Bancorp (BY) General Counsel buys 750 shares in open market

Rhea-AI Filing Summary

Byline Bancorp's General Counsel buys company stock on the open market. Brian F. Doran purchased 750 shares of Byline Bancorp common stock on February 17, 2026 in an open-market transaction at $33.1299 per share. Following this purchase, he directly owns 750 shares of the company.

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^*

Doran Brian F

(Last) (First) (Middle)

180 NORTH LASALLE 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)
	General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

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	02/17/2026		P		750	A	$33.1299	750	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/ Brian F. Doran	02/17/2026
	** 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 (Byline Bancorp) report in this Form 4?

Byline Bancorp reported an open-market purchase by its General Counsel. Brian F. Doran bought 750 shares of common stock at $33.1299 per share on February 17, 2026, increasing his directly held stake to 750 shares.

Who is the insider involved in the latest BY Form 4 filing?

The insider is Brian F. Doran, General Counsel of Byline Bancorp. He is an officer, not a director or 10% owner, and he reported buying 750 shares of Byline Bancorp common stock in an open-market transaction on February 17, 2026.

How many Byline Bancorp (BY) shares did the General Counsel buy and at what price?

The General Counsel bought 750 shares of Byline Bancorp common stock. The open-market purchase occurred at a price of $33.1299 per share on February 17, 2026, as disclosed in the Form 4 insider transaction report.

What is Brian F. Doran’s Byline Bancorp shareholding after this Form 4 transaction?

After the reported transaction, Brian F. Doran directly owns 750 shares of Byline Bancorp common stock. The Form 4 shows these shares as directly held, with no indication of indirect ownership through trusts, partnerships, or other related entities.

Was the BY insider transaction a purchase or a sale of shares?

The transaction was a purchase of shares. The Form 4 lists transaction code “P,” which indicates an open-market or private purchase, and classifies the action as an open-market buy of 750 Byline Bancorp common shares by the General Counsel.

Does the BY Form 4 show any derivative securities transactions?

No derivative securities transactions are reported. The Form 4’s derivative table does not list any options, warrants, or other derivatives, indicating the only disclosed activity is the purchase of 750 shares of Byline Bancorp common stock on February 17, 2026.