InsiderFlow

OSBC

Old Second Bancorp, Inc.$25.50-0.01 (-0.06%)
Prev Close$25.51·MCap$1.31B·P/E15.18·Vol367.4K·Yield0.01%

Buys (12M)

1

$501.60

Sells (12M)

18

$7.94M

Net Activity

Net Seller

$7.94M

Active Insiders

8

last 12 mo

Over the past 12 months, insider activity at Old Second Bancorp, Inc. (OSBC) has been dominated by selling, with 1 insider purchase totaling $501.60 and 18 insider sales totaling $7.94M. The most recent insider transaction was by COLLINS GARY S (director, officer: VICE CHAIRMAN), who sold $128.5K worth of shares on Sep 11, 2026. Old Second Bancorp, Inc. operates in the Financial Services sector, within the Banks - Regional industry, with a market cap of $1.31B.

OSBC Insider Trading Activity

DateInsiderTypeValue
Sep 11, 2026 COLLINS GARY SSell$128.5K
Sep 8, 2026 MCLEAN HUGH HSell$640.8K
Sep 3, 2026 MCLEAN HUGH HSell$643.2K
Sep 3, 2026 Campbell Darin PatrickSell$612.8K
Aug 13, 2026 Eccher JamesSell$494.7K
Aug 12, 2026 Eccher JamesSell$1.42M
May 26, 2026 COLLINS GARY SSell$108.1K
May 21, 2026 COLLINS GARY SSell$211.2K
May 12, 2026 Lyons Billy J Jr.Buy$501.60
May 11, 2026 Pilmer DonaldSell$518.8K
May 11, 2026 COLLINS GARY SSell$318.5K
Mar 23, 2026 COLLINS GARY SSell$429.4K
Feb 18, 2026 Campbell Darin PatrickSell$732.9K
Feb 13, 2026 Campbell Darin PatrickSell$1.9K
Feb 5, 2026 Gartelmann Richard A JRSell$42.0K
Jan 16, 2026 Ladowicz JohnSell$99.8K
Dec 9, 2025 Ladowicz JohnSell$250.0K
Nov 26, 2025 Ladowicz JohnSell$250.0K
Nov 7, 2025 Campbell Darin PatrickSell$1.04M
Aug 5, 2025 Lyons Billy J Jr.Buy$415.25
Feb 11, 2025 Lyons Billy J Jr.Buy$418.44
Dec 26, 2024 Temple Rocks PattiBuy$100.1K
Nov 12, 2024 Ladowicz JohnSell$253.7K
Nov 5, 2024 Lyons Billy J Jr.Buy$419.90
Aug 6, 2024 Lyons Billy J Jr.Buy$341.78
Jul 23, 2024 Ladowicz JohnSell$496.0K
May 9, 2024 COLLINS GARY SSell$298.8K
May 7, 2024 Lyons Billy J Jr.Buy$346.56
Apr 24, 2024 COLLINS GARY SSell$586.1K
Feb 7, 2024 Lyons Billy J Jr.Buy$349.96
Mar 28, 2023 Williams John JRBuy$45.4K
Dec 19, 2022 COLLINS GARY SBuy$14.4K
Nov 3, 2022 Finn BarryBuy$164.4K
Sep 19, 2022 COLLINS GARY SBuy$13.3K
May 19, 2022 Finn BarryBuy$56.7K
Apr 11, 2022 SKOGLUND WILLIAM BSell$64.7K
Mar 14, 2022 SKOGLUND WILLIAM BSell$65.9K
Feb 14, 2022 SKOGLUND WILLIAM BSell$65.2K
Feb 9, 2022 Lyons Billy J Jr.Buy$331.66
Jan 10, 2022 SKOGLUND WILLIAM BSell$61.2K
Nov 8, 2021 SKOGLUND WILLIAM BSell$63.8K
Sep 23, 2021 Lyons Billy J Jr.Buy$2.4K
Sep 21, 2021 COLLINS GARY SBuy$5.9K
Sep 17, 2021 Pilmer DonaldBuy$18.1K
Sep 7, 2021 MCLEAN HUGH HBuy$117.8K
Aug 24, 2021 BONIFAS EDWARDBuy$39.8K
Aug 20, 2021 Tapscott James FBuy$18.6K
Aug 19, 2021 KLAESER DENNIS LBuy$503.8K
Aug 17, 2021 COLLINS GARY SBuy$73.7K
Aug 12, 2021 ADAMS BRADLEY S.Buy$110.0K
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OSBC Insider Buying Activity

The following table shows recent insider purchases of Old Second Bancorp, Inc. (OSBC) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
May 12, 2026 Lyons Billy J Jr.Buy$501.60
Aug 5, 2025 Lyons Billy J Jr.Buy$415.25
Feb 11, 2025 Lyons Billy J Jr.Buy$418.44
Dec 26, 2024 Temple Rocks PattiBuy$100.1K
Nov 5, 2024 Lyons Billy J Jr.Buy$419.90
Aug 6, 2024 Lyons Billy J Jr.Buy$341.78
May 7, 2024 Lyons Billy J Jr.Buy$346.56
Feb 7, 2024 Lyons Billy J Jr.Buy$349.96
Mar 28, 2023 Williams John JRBuy$45.4K
Dec 19, 2022 COLLINS GARY SBuy$14.4K
Nov 3, 2022 Finn BarryBuy$164.4K
Sep 19, 2022 COLLINS GARY SBuy$13.3K
May 19, 2022 Finn BarryBuy$56.7K
Feb 9, 2022 Lyons Billy J Jr.Buy$331.66
Sep 23, 2021 Lyons Billy J Jr.Buy$2.4K
Sep 21, 2021 COLLINS GARY SBuy$5.9K
Sep 17, 2021 Pilmer DonaldBuy$18.1K
Sep 7, 2021 MCLEAN HUGH HBuy$117.8K
Aug 24, 2021 BONIFAS EDWARDBuy$39.8K
Aug 20, 2021 Tapscott James FBuy$18.6K
Aug 19, 2021 KLAESER DENNIS LBuy$503.8K
Aug 17, 2021 COLLINS GARY SBuy$73.7K
Aug 12, 2021 ADAMS BRADLEY S.Buy$110.0K

OSBC Insider Selling Activity

The following table shows recent insider sales of Old Second Bancorp, Inc. (OSBC) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Sep 11, 2026 COLLINS GARY SSell$128.5K
Sep 8, 2026 MCLEAN HUGH HSell$640.8K
Sep 3, 2026 MCLEAN HUGH HSell$643.2K
Sep 3, 2026 Campbell Darin PatrickSell$612.8K
Aug 13, 2026 Eccher JamesSell$494.7K
Aug 12, 2026 Eccher JamesSell$1.42M
May 26, 2026 COLLINS GARY SSell$108.1K
May 21, 2026 COLLINS GARY SSell$211.2K
May 11, 2026 Pilmer DonaldSell$518.8K
May 11, 2026 COLLINS GARY SSell$318.5K
Mar 23, 2026 COLLINS GARY SSell$429.4K
Feb 18, 2026 Campbell Darin PatrickSell$732.9K
Feb 13, 2026 Campbell Darin PatrickSell$1.9K
Feb 5, 2026 Gartelmann Richard A JRSell$42.0K
Jan 16, 2026 Ladowicz JohnSell$99.8K
Dec 9, 2025 Ladowicz JohnSell$250.0K
Nov 26, 2025 Ladowicz JohnSell$250.0K
Nov 7, 2025 Campbell Darin PatrickSell$1.04M
Nov 12, 2024 Ladowicz JohnSell$253.7K
Jul 23, 2024 Ladowicz JohnSell$496.0K
May 9, 2024 COLLINS GARY SSell$298.8K
Apr 24, 2024 COLLINS GARY SSell$586.1K
Apr 11, 2022 SKOGLUND WILLIAM BSell$64.7K
Mar 14, 2022 SKOGLUND WILLIAM BSell$65.9K
Feb 14, 2022 SKOGLUND WILLIAM BSell$65.2K
Jan 10, 2022 SKOGLUND WILLIAM BSell$61.2K
Nov 8, 2021 SKOGLUND WILLIAM BSell$63.8K

OSBC Insiders

COLLINS GARY S

VICE CHAIRMAN

Bought $118.8KSold $2.08M
12 tradesLast: Sep 11, 2026
MCLEAN HUGH H

Director

Bought $117.8KSold $1.28M
3 tradesLast: Sep 8, 2026
Campbell Darin Patrick

President, Powersports Lending

Sold $2.39M
4 tradesLast: Sep 3, 2026
Eccher James

director, officer: CHAIRMAN AND CEO

Bought $201.4KSold $1.91M
4 tradesLast: Aug 13, 2026
Lyons Billy J Jr.

director

Bought $5.5K
9 tradesLast: May 12, 2026
Pilmer Donald

officer: EVP

Bought $18.1KSold $518.8K
2 tradesLast: May 11, 2026
Gartelmann Richard A JR

officer: EVP

Sold $62.4K
2 tradesLast: Feb 5, 2026
Ladowicz John

Director

Sold $1.55M
6 tradesLast: Jan 16, 2026
Temple Rocks Patti

Bought $100.1K
1 tradesLast: Dec 26, 2024
Williams John JR

Bought $45.4K
1 tradesLast: Mar 28, 2023
Finn Barry

Bought $221.1K
2 tradesLast: Nov 3, 2022
SKOGLUND WILLIAM B

Sold $320.9K
5 tradesLast: Apr 11, 2022
BONIFAS EDWARD

Director

Bought $39.8K
1 tradesLast: Aug 24, 2021
Tapscott James F

Director

Bought $18.6K
1 tradesLast: Aug 20, 2021
KLAESER DENNIS L

Director

Bought $503.8K
1 tradesLast: Aug 19, 2021
ADAMS BRADLEY S.

CFO

Bought $208.2K
2 tradesLast: Aug 12, 2021
YORK JILL E

Director

Bought $53.6K
1 tradesLast: Mar 24, 2021