OSBC
Old Second Banco (OSBC)
NASDAQ
$22.57+$0.49 (+2.20%)
Price as of Jun 23, 2026 4:37 PM EDT
  • $1.1B
    Market Cap
  • 30.28%
    1-Year Change
  • Banks - Regional
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
8.02%
4.1M
-29,662 (-0.72%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
6.88%
3.5M
-142,662 (-4.03%)
Dec 31, 2024
BLACKROCK INC.
6.68%
3.4M
+121,822 (+3.54%)
Jun 30, 2024
VANGUARD GROUP INC
6.37%
3.3M
+8,395 (+0.26%)
Dec 31, 2025
DIMENSIONAL FUND ADVISORS LP
4.64%
2.4M
+127,988 (+5.36%)
Mar 31, 2026
N/A
4.38%
2.3M
+2.3M (+100.00%)
Mar 31, 2026
DAVIS ASSET MANAGEMENT, L.P.
3.50%
1.8M
+54,477 (+3.03%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions568.2M (79.45%)
  • Mutual Funds146.0M (20.42%)
  • Insiders906,895 (0.13%)
  • Other0 (0.00%)

Insider Transactions

  • 0.13% (906,895)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $281,057.81
    Amount of InsiderBuying (last 12 months)
  • 1
    Number of InsiderSelling (last 12 months)
  • $12.1M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
ADAMS BRADLEY S.
CFO & COO
Other
Mar 31, 2026
$0.00
35
$0.00
10,159
Pilmer Donald
EVP
Other
Mar 31, 2026
$0.00
13
$0.00
4,023
Eccher James
CHAIRMAN AND CEO
Other
Mar 31, 2026
$0.00
369
$0.00
33,387
Gartelmann Richard A JR
EVP
Other
Mar 31, 2026
$0.00
43
$0.00
12,606
Eccher James
CHAIRMAN AND CEO
Other
Mar 31, 2026
$0.00
22
$0.00
6,357
Pilmer Donald
EVP
Other
Mar 31, 2026
$0.00
1
$0.00
183
COLLINS GARY S
VICE CHAIRMAN
Other
Mar 31, 2026
$0.00
253
$0.00
7,058
COLLINS GARY S
VICE CHAIRMAN
Award
Mar 02, 2026
$0.00
14,432
$0.00
5,462
Eccher James
CHAIRMAN AND CEO
Award
Mar 02, 2026
$0.00
43,818
$0.00
391,237
Gartelmann Richard A JR
EVP
Award
Mar 02, 2026
$0.00
4,523
$0.00
26,565
Eccher James
CHAIRMAN AND CEO
In Kind
Mar 02, 2026
$255,604.58
12,838
$19.91
378,399
COLLINS GARY S
VICE CHAIRMAN
In Kind
Mar 02, 2026
$84,179.48
4,228
$19.91
15,666
ADAMS BRADLEY S.
CFO & COO
Award
Mar 02, 2026
$0.00
15,657
$0.00
164,988
Gartelmann Richard A JR
EVP
In Kind
Mar 02, 2026
$30,601.67
1,537
$19.91
29,551
ADAMS BRADLEY S.
CFO & COO
In Kind
Mar 02, 2026
$91,327.17
4,587
$19.91
160,401
BONIFAS EDWARD
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
Temple Rocks Patti
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
Finn Barry
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
Eccher James
CHAIRMAN AND CEO
In Kind
Feb 21, 2026
$154,583.55
7,515
$20.57
213,290
KLAESER DENNIS L
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
COLLINS GARY S
VICE CHAIRMAN
In Kind
Feb 21, 2026
$57,266.88
2,784
$20.57
45,558
Williams John JR
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
MCLEAN HUGH H
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
Kotche Keith
In Kind
Feb 21, 2026
$63,293.89
3,077
$20.57
10,595
Campbell Darin Patrick
President, Powersports Lending
Sell
Feb 18, 2026
$732,900.00
35,000
$20.94
274,589
Eccher James
CHAIRMAN AND CEO
Award
Feb 17, 2026
$0.00
54,010
$0.00
238,328
Campbell Darin Patrick
President, Powersports Lending
Award
Feb 17, 2026
$0.00
10,562
$0.00
10,562
Temple Rocks Patti
Award
Feb 17, 2026
$0.00
3,121
$0.00
13,672
Williams John JR
Award
Feb 17, 2026
$0.00
3,121
$0.00
13,672
MCLEAN HUGH H
Award
Feb 17, 2026
$0.00
3,121
$0.00
13,672