InsiderTrades

Form 4 for BY BYLINE BANCORP, INC.

Accepted 2026-08-20 13:15:35 ET · period of report 2026-08-19 · accession 0001739310-26-000004 · 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
I 2026-08-20 13:15 2026-08-19 BY KISTNER WILLIAM G Dir P - Purchase $38.30 +100 14.3K +0.7% +$3,830

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock 2026-08-19 P A 100 $38.30 14,289 I William G. Kistner Trust Date June 22, 1973 — —