InsiderTrades

Form 4 for OSBC OLD SECOND BANCORP INC

Accepted 2026-05-26 16:53:50 ET · period of report 2026-05-22 · accession 0001184766-26-000016 · 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 2026-05-26 16:53 2026-05-22 OSBC COLLINS GARY S VICE COB, Dir S - Sale $21.12 -5,120 58.1K -8% -$108.1K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Old Second Bancorp, Inc. Common Stock 2026-05-22 S D 5,120 $21.12 58,136.08 I IRA — —