InsiderTrades

Form 4 for BY BYLINE BANCORP, INC.

Accepted 2026-05-04 16:05:44 ET · period of report 2026-05-04 · accession 0001739310-26-000002 · 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
I 2026-05-04 16:05 2026-05-04 BY KISTNER WILLIAM G Dir P - Purchase $31.97 +100 14.2K +0.7% +$3,197

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock 2026-05-04 P A 100 $31.97 14,189 I William G. Kistner Trust Date June 22, 1973 — —