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Company profile

OLD SECOND BANCORP INC insider acquisitions

Company CIK 0000357173 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
OSBC · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 23, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate
90-day company acquisitions grouped by security, category, original code, and currency.
Type / codeReported securityTransactionsKnown purchase valueMissing amounts
Other acquisitionCode JOld Second Bancorp, Inc. Common StockNon-derivative · Currency not specified6Not applicable0
Other acquisitionCode LOld Second Bancorp, Inc. Common StockNon-derivative · Currency not specified1Not applicable0

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.YORK JILL EYORK JILL EGartelmann Richard A JRGartelmann Richard A JRPilmer DonaldPilmer DonaldADAMS BRADLEY S.ADAMS BRADLEY S.Eccher JamesEccher JamesCOLLINS GARY SCOLLINS GARY SLyons Billy J Jr.Lyons Billy J Jr.YORK JILL E · August 10, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 11, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · February 9, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · November 10, 2025 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · August 4, 2025 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 5, 2025 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · February 10, 2025 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · November 4, 2024 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · August 5, 2024 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 6, 2024 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · February 6, 2024 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · November 7, 2023 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · August 8, 2023 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 9, 2023 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · February 7, 2023 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · November 8, 2022 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · August 9, 2022 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 10, 2022 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · February 8, 2022 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · November 9, 2021 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · August 11, 2021 · Other acquisition · Old Second Bancorp, Inc. Common StockYORK JILL E · May 11, 2021 · Other acquisition · Old Second Bancorp, Inc. Common StockGartelmann Richard A JR · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockPilmer Donald · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockADAMS BRADLEY S. · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockEccher James · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockEccher James · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockCOLLINS GARY S · September 30, 2026 · Other acquisition · Old Second Bancorp, Inc. Common StockCOLLINS GARY S · December 31, 2025 · Other acquisition · Old Second Bancorp, Inc. Common StockLyons Billy J Jr. · November 10, 2025 · Stock award · Old Second Bancorp, Inc. Common StockMay 11, 2021Sep 30, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

30 dated transactions · 7 of 7 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Aug 10, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 11, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Feb 9, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Nov 10, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Aug 4, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 5, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Feb 10, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Nov 4, 2024OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Aug 5, 2024OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 6, 2024OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Feb 6, 2024OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Nov 7, 2023OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Aug 8, 2023OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 9, 2023OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Feb 7, 2023OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Nov 8, 2022OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Aug 9, 2022OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 10, 2022OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Feb 8, 2022OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Nov 9, 2021OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Aug 11, 2021OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
May 11, 2021OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockYORK JILL EOther acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockGartelmann Richard A JROther acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockPilmer DonaldOther acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockADAMS BRADLEY S.Other acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockEccher JamesOther acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockEccher JamesOther acquisition
Sep 30, 2026OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockCOLLINS GARY SOther acquisition
Dec 31, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockCOLLINS GARY SOther acquisition
Nov 10, 2025OLD SECOND BANCORP INCOld Second Bancorp, Inc. Common StockLyons Billy J Jr.Stock award

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

OSBC · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

Reset
Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L11.880125.38Value: 301.516938Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.376720.9Value: 300.47303Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.121721.21Value: 299.521257Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L16.261918.35Value: 298.405865Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L15.340516.61Value: 254.805705Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L15.577916.3Value: 253.91977Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L13.308719.02Value: 253.131474Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L15.615616.15Value: 252.19194Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.095514.86Value: 209.45913Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.4614.43Value: 208.6578Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L15.452213.46Value: 207.986612Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.522514.27Value: 207.236075Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L12.917215.99Value: 206.546028Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L18.428511.16Value: 205.66206Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L11.916617.21Value: 205.084686Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L12.051516.97Value: 204.513955Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.577713.98Value: 203.796246Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.357914.14Value: 203.020706Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.025214.43Value: 202.383636Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.597413.81Value: 201.590094Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L17.544611.44Value: 200.710224Currency not specifiedView ↗
Trade:
YORK JILL EDirector
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code L14.208314.08Value: 200.052864Currency not specifiedView ↗
Trade: Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J350Value: 0Currency not specifiedView ↗
Trade: Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J110Value: 0Currency not specifiedView ↗
Trade: Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J280Value: 0Currency not specifiedView ↗
Trade:
Eccher JamesCHAIRMAN AND CEO · Director
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J920Value: 0Currency not specifiedView ↗
Trade:
Eccher JamesCHAIRMAN AND CEO · Director
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J170Value: 0Currency not specifiedView ↗
Trade:
COLLINS GARY SVICE CHAIRMAN · Director
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J300Value: 0Currency not specifiedView ↗
Trade:
COLLINS GARY SVICE CHAIRMAN · Director
Other acquisitionOld Second Bancorp, Inc. Common StockNon-derivative security · Code J400Value: 0Currency not specifiedView ↗
Trade: Stock awardOld Second Bancorp, Inc. Common StockNon-derivative security · Code A2718.35Value: 495.45Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →