PILMER DONALD

PrivateCIK: 1673321
Location

AURORA, IL

PILMER DONALD (EVP) received a stock award from OLD SECOND BANCORP INC

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderPILMER DONALDCIK 1673321
IssuerOLD SECOND BANCORP INCCIK 357173
Officer· EVP
Since Jun 2018
+9.47K
Net shares
Net buyer
$37.4K
Total sold
0
Open market trades
0B · 0S
2
Total transactions
11.29K acquired · 1.82K disposed
Non-Derivative Transactions2

Restricted Stock Units

Direct
A · Award

Shares

+11.29K

Price / share

Trade value

% of position

29.2%
2/17/2026
38.72K50.01K

Restricted Stock Units

Direct
F · Tax Withholding

Shares

1.82K

Price / share

$20.57

Trade value

$37.40K

% of position

3.9%
2/21/2026
46.57K44.75K
Total

Net shares

+9.47K

Net value

-$37.40K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)5

Old Second Bancorp, Inc. Common Stock

Direct
Shares owned63.13K

Old Second Bancorp, Inc. Common Stock

Indirect
Shares owned182.00

Old Second Bancorp, Inc. Common Stock

Direct
Shares owned3.44K

Old Second Bancorp, Inc. Common Stock

Indirect
Shares owned1.45K

Old Second Bancorp, Inc. Common Stock

Indirect
Shares owned4.01K
Total
66.57K direct·5.64K indirect72.22K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
PILMER DONALD — Insider Transaction (Form 4) Filed Feb 24, 2026 | Finecho