InsiderTrades

Form 4 for OSBC OLD SECOND BANCORP INC

Accepted 2026-01-16 00:00:00 ET · period of report 2026-01-15 · accession 0001424453-26-000002 · 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
MI 2026-01-16 2026-01-15 OSBC Ladowicz John Dir S - Sale $20.95 -4,762 146.8K -3% -$99.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Old Second Bancorp, Inc. Common Stock 2026-01-15 S D 1,865 $20.96 144,892 I IRA — —
2 Common Old Second Bancorp, Inc. Common Stock 2026-01-15 S D 2,897 $20.94 146,757 I IRA — —