InsiderTrades

Form 4 for BY BYLINE BANCORP, INC.

Accepted 2026-02-24 00:00:00 ET · period of report 2026-02-22 · accession 0001368185-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-02-24 2026-02-22 BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A - Grant $0.00 +6,281 25.6K +32% $0
M 2026-02-24 2026-02-22 BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F - Tax $33.13 -2,196 25.9K -8% -$72.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock 2026-02-22 A A 2,415 $0.00 26,717 D — — (F2) Represents restricted shares of Common Stock that will time vest over three years subject to continued employment with the issuer.
2 Common Common stock 2026-02-22 F D 1,338 $33.13 24,302 D — —
3 Common Common stock 2026-02-22 F D 858 $33.13 25,859 D — —
4 Common Common stock 2026-02-22 A A 3,866 $0.00 25,640 D — — (F1) Represents shares of Common Stock earned upon performance-vesting of a previously awarded performance share grant.