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
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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