CAMPBELL DARIN PATRICK

PrivateCIK: 2074132
Location

AURORA, IL

Senior insider sale

President, Powersports Lending at OLD SECOND BANCORP INC — senior position signals high conviction

$615.4K

24K shares

What this filing means

CAMPBELL DARIN PATRICK plans to sell 24K shares of OLD SECOND BANCORP INC valued at approximately $615.4K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderCAMPBELL DARIN PATRICKCIK 2074132
IssuerOLD SECOND BANCORP INCCIK 357173
DirectorOfficer· President, Powersports Lending
Since Feb 2026
24K
Shares to sell
$615.4K
Approx. market value
309.68K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
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Corporate Action

Company acquisition

7/1/2025
309.68K
Total acquired309.68K
Planned & Completed Dispositions1
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NASDAQPlanned

Units to sell

24K

Market value

$615.4K

9/2/2026
Total

Units

24K

Value

$615.4K