Michelle Lynn Johnson - 22 Feb 2026 Form 4 Insider Report for BYLINE BANCORP, INC. (BY)

Signature
/s/ Thomas J. Bell III, Attorney-in-Fact
Issuer symbol
BY
Transactions as of
22 Feb 2026
Net transactions value
-$44,361
Form type
4
Filing time
24 Feb 2026, 19:14:51 UTC
Previous filing
26 Feb 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
JOHNSON MICHELLE LYNN CHIEF RISK OFFICER 180 NORTH LASALLE STREET, SUITE 300, CHICAGO /s/ Thomas J. Bell III, Attorney-in-Fact 24 Feb 2026 0001789948

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BY Common stock Award $0 +2,367 +30% $0.000000 10,332 22 Feb 2026 Direct F1
transaction BY Common stock Tax liability $23,257 -702 -6.8% $33.13 9,630 22 Feb 2026 Direct
transaction BY Common stock Award $0 +2,065 +21% $0.000000 11,695 22 Feb 2026 Direct F2
transaction BY Common stock Tax liability $21,104 -637 -5.4% $33.13 11,058 22 Feb 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares of Common Stock earned upon performance-vesting of a previously awarded performance share grant.
F2 Represents restricted shares of Common Stock that will time vest over three years subject to continued employment with the issuer.