Roberto R. Herencia - 11 Jun 2025 Form 4 Insider Report for BYLINE BANCORP, INC. (BY)

Role: CHIEF EXECUTIVE OFFICER, Director
Signature: /s/ Thomas J. Bell III, Attorney-in-Fact
Issuer symbol: BY
Transactions as of: 11 Jun 2025
Net transactions value: +$99,990
Form type: 4
Filing time: 13 Jun 2025, 15:15:19 UTC
Previous filing: 04 Jun 2025
Next filing: 24 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
HERENCIA ROBERTO R	CHIEF EXECUTIVE OFFICER, Director	180 NORTH LASALLE STREET, SUITE 300, CHICAGO	/s/ Thomas J. Bell III, Attorney-in-Fact	13 Jun 2025	0001214993

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BY	Common stock	Purchase	$99,990	+4,040	+1.3%	$24.75	326,769	11 Jun 2025	Direct
holding	BY	Common stock						16,612	11 Jun 2025	By Reborto Herencia Inc. Defined Benefit Plan
holding	BY	Common stock						2,575	11 Jun 2025	By Roberto Herencia Inc. 401(k)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	BY	Stock Option						107,247	11 Jun 2025	Common Stock	107,247	$11.18	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.