InsiderTrades

Form 4 for OSBC OLD SECOND BANCORP INC

Accepted 2026-09-11 11:50:29 ET · period of report 2026-09-04 · accession 0001184766-26-000020 · 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 2026-09-11 11:50 2026-09-04 OSBC COLLINS GARY S VICE COB, Dir S - Sale $25.70 -5,000 53.1K -9% -$128.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Old Second Bancorp, Inc. Common Stock 2026-09-04 S D 5,000 $25.70 53,136.08 I IRA — —