InsiderTrades

Form 4 for BY BYLINE BANCORP, INC.

Accepted 2025-08-29 00:00:00 ET · period of report 2025-08-28 · accession 0001415889-25-023272 · 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
D 2025-08-29 2025-08-28 BY Ptacin Brogan HEAD OF COMMERCIAL BANKING S - Sale+OE $29.10 -11.8K 21.8K -35% -$343.7K
D 2025-08-29 2025-08-28 BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M - OptEx $11.65 +11.8K 33.6K +54% +$137.6K
D 2025-08-29 2025-08-28 BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M - OptEx $0.00 -11.8K 9,450 -56% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock 2025-08-28 S D 11,812 $29.10 21,774 D — —
2 Common Common stock 2025-08-28 M A 11,812 $11.65 33,586 D — —
3 Derivative Stock Option 2025-08-28 M D 11,812 $0.00 9,450 D $11.65 · 2018-05-31 to 2025-12-15 11,812 Common stock