OLD SECOND BANCORP INC (OSBC) Stock Ownership

NASDAQ:OSBC • US6802771005

19.63 USD
-0.59 (-2.92%)
At close: Feb 27, 2026
19.63 USD
0 (0%)
After Hours: 2/27/2026, 8:25:39 PM
Overview Stock Chart Technical Analysis Fundamental Analysis Analyst Ratings Earnings Estimates Financials Ownership News
OSBC Ownership Chart.OSBC Ownership Chart: showing Insider, Institutional ownership and shares available to the public.OSBC Ownership.InsiderInstitutionalPublic



Shares Outstanding52.67M
Float50.18M
Float Short Interest Percentage2.26%
Owners (insider)4.33%
Owners (institutional)70.24%
Owners (insider) change-4.72%
Owners (institutional) change2.15%
OSBC Institutional Ownership HistoryOSBC Institutional Ownership HistoryOSBC Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M
OSBC Historical Insider Transactions ChartOSBC Historical Insider Buy and Sell Transactions ChartOSBC Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 20K -20K 40K -40K -60K
Date Name Type Shares Price Amount
Feb 21, 2026 ADAMS BRADLEY S. Option Excercise 2923 20.57 $ 60,126.11
Feb 21, 2026 COLLINS GARY S Option Excercise 2784 20.57 $ 57,266.88
Feb 21, 2026 Eccher James Option Excercise 7515 20.57 $ 154,583.55
Feb 21, 2026 Pilmer Donald Option Excercise 1818 20.57 $ 37,396.26
Feb 21, 2026 Gartelmann Richard A JR Option Excercise 894 20.57 $ 18,389.58
Feb 21, 2026 Lyons Billy J Jr. Option Excercise 3077 20.57 $ 63,293.89
Feb 21, 2026 Kotche Keith Option Excercise 3077 20.57 $ 63,293.89
Feb 21, 2026 BONIFAS EDWARD Option Excercise 3077 20.57 $ 63,293.89
Feb 21, 2026 KLAESER DENNIS L Option Excercise 3077 20.57 $ 63,293.89
Feb 21, 2026 Finn Barry Option Excercise 3077 20.57 $ 63,293.89
Feb 21, 2026 YORK JILL E Option Excercise 3077 20.57 $ 63,293.89
Feb 18, 2026 Campbell Darin Patrick Open Market Sale 35000 20.94 $ 732,900.00
Feb 13, 2026 Campbell Darin Patrick Open Market Sale 91 20.70 $ 1,883.70
Feb 9, 2026 Lyons Billy J Jr. Grant 23 21.21 $ 487.83
Feb 5, 2026 Gartelmann Richard A JR Open Market Sale 2000 20.98 $ 41,950.00
Jan 15, 2026 Ladowicz John Open Market Sale 4762 20.95 $ 99,756.48
Dec 31, 2025 COLLINS GARY S Other Aquisition 40 0.00 $ 0.00
Dec 31, 2025 ADAMS BRADLEY S. Grant 39 0.00 $ 0.00
Dec 31, 2025 Pilmer Donald Other Aquisition 15 0.00 $ 0.00
Dec 31, 2025 Gartelmann Richard A JR Other Aquisition 47 0.00 $ 0.00
Dec 31, 2025 Eccher James Other Aquisition 149 0.00 $ 0.00
Dec 9, 2025 Ladowicz John Open Market Sale 12500 20.00 $ 250,000.00
Nov 26, 2025 Ladowicz John Open Market Sale 13150 19.01 $ 249,990.71
Nov 10, 2025 Lyons Billy J Jr. Grant 27 18.35 $ 495.45
Sep 30, 2025 ADAMS BRADLEY S. Other Aquisition 35 0.00 $ 0.00
Sep 30, 2025 COLLINS GARY S Other Aquisition 62 0.00 $ 0.00
Sep 30, 2025 Pilmer Donald Other Aquisition 15 0.00 $ 0.00
Sep 30, 2025 Gartelmann Richard A JR Other Aquisition 44 0.00 $ 0.00
Sep 30, 2025 Eccher James Other Aquisition 156 0.00 $ 0.00
Aug 4, 2025 Lyons Billy J Jr. Open Market Purchase 25 16.61 $ 415.25
Jul 18, 2025 Campbell Darin Patrick Grant 57565 0.00 $ 0.00
May 6, 2025 Eccher James Other Aquisition 7056 0.00 $ 0.00
May 5, 2025 Lyons Billy J Jr. Grant 26 16.30 $ 423.80
Mar 31, 2025 COLLINS GARY S Other Aquisition 220 0.00 $ 0.00
Mar 31, 2025 Eccher James Other Aquisition 401 0.00 $ 0.00
Mar 31, 2025 Gartelmann Richard A JR Other Aquisition 248 0.00 $ 0.00
Mar 31, 2025 Pilmer Donald Other Aquisition 12 0.00 $ 0.00
Mar 31, 2025 ADAMS BRADLEY S. Other Aquisition 31 0.00 $ 0.00
Mar 4, 2025 ADAMS BRADLEY S. Grant 15439 0.00 $ 0.00
Mar 4, 2025 ADAMS BRADLEY S. Option Excercise 4523 17.65 $ 79,830.95
Mar 4, 2025 Eccher James Grant 30203 0.00 $ 0.00
Mar 4, 2025 Eccher James Option Excercise 8848 17.65 $ 156,167.20
Mar 4, 2025 COLLINS GARY S Grant 15180 0.00 $ 0.00
Mar 4, 2025 COLLINS GARY S Option Excercise 4447 17.65 $ 78,489.55