LADOWICZ JOHN

PrivateCIK: 1424453
Location

FRANKFORT, IL

LADOWICZ JOHN sold 7.7% of their position (12.50K shares) of OLD SECOND BANCORP INC on the open market

Open‑market sale worth $250.0K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderLADOWICZ JOHNCIK 1424453
IssuerOLD SECOND BANCORP INCCIK 357173
Director
Since Dec 2018
-12.50K
Net shares
Net seller
$250.0K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
12.50K disposed
Non-Derivative Transactions1

Old Second Bancorp, Inc. Common Stock

Indirect
S · Sale

Shares

12.50K

Price / share

$20.00

Trade value

$250K

% of position

7.7%
12/9/2025
162.15K149.65K
Total

Net shares

12.50K

Net value

-$250K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Old Second Bancorp, Inc. Common Stock

Direct
Shares owned36.12K
Total
36.12K direct36.12K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
LADOWICZ JOHN — Insider Transaction (Form 4) Filed Dec 9, 2025 | Finecho