{"transactions":[{"id":691453,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. 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Long Term Incentive Plan. These shares have a three-year cliff vesting."}],"balance_after":13672,"source":{"system":"sec-edgar","filing":"0001829064-26-000004","document":"form4-02252026_120201.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000182906426000004/form4-02252026_120201.xml","form_type":"4"}},{"id":913301,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2026-02-10T18:12:43.000Z","date":"2026-02-09","kind":"grant","planned":false,"acquired":true,"shares":23,"price":21.21,"value":487.83,"ownership":{"direct":true},"balance_after":16996,"source":{"system":"sec-edgar","filing":"0001829064-26-000002","document":"form4-02102026_060239.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000182906426000002/form4-02102026_060239.xml","form_type":"4"}},{"id":1001079,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2025-11-13T16:41:59.000Z","date":"2025-11-10","kind":"grant","planned":false,"acquired":true,"shares":27,"price":18.35,"value":495.45,"ownership":{"direct":true},"balance_after":16973,"source":{"system":"sec-edgar","filing":"0001829064-25-000004","document":"form4-11132025_041155.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000182906425000004/form4-11132025_041155.xml","form_type":"4"}},{"id":1075635,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2025-08-05T19:44:06.000Z","date":"2025-08-04","kind":"purchase","planned":false,"acquired":true,"shares":25,"price":16.61,"value":415.25,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 8,353 shares held outright in Mr. Lyon's name and 8,593 shares held in Mr. Lyon's name in a brokerage account."}],"balance_after":16946,"source":{"system":"sec-edgar","filing":"0001415889-25-021018","document":"form4-08052025_070803.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588925021018/form4-08052025_070803.xml","form_type":"4"}},{"id":1158122,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2025-05-06T16:59:04.000Z","date":"2025-05-05","kind":"grant","planned":false,"acquired":true,"shares":26,"price":16.3,"value":423.8,"ownership":{"direct":true},"balance_after":16921,"source":{"system":"sec-edgar","filing":"0001415889-25-012077","document":"form4-05062025_040500.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588925012077/form4-05062025_040500.xml","form_type":"4"}},{"id":1254383,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-02-21T21:06:26.000Z","date":"2025-02-19","kind":"grant","planned":false,"acquired":true,"shares":3190,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of common stock. The reporting person was granted 3,190 restricted stock units on the date of the grant. These shares are time-based restricted stock units that vest on the third anniversary of the grant date."}],"balance_after":10551,"source":{"system":"sec-edgar","filing":"0001415889-25-005045","document":"form4-02212025_090221.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588925005045/form4-02212025_090221.xml","form_type":"4"}},{"id":1275306,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2025-02-11T15:19:37.000Z","date":"2025-02-10","kind":"purchase","planned":false,"acquired":true,"shares":22,"price":19.02,"value":418.44,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Of this total, 5,273 shares are held in Mr. Lyon's name outright and 8,542 shares are held in a brokerage account for Mr. Lyons."}],"balance_after":13815,"source":{"system":"sec-edgar","filing":"0001415889-25-003541","document":"form4-02112025_030232.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588925003541/form4-02112025_030232.xml","form_type":"4"}},{"id":1376479,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2024-11-05T15:59:53.000Z","date":"2024-11-04","kind":"purchase","planned":false,"acquired":true,"shares":26,"price":16.15,"value":419.9,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Of this total, 5,273 shares are held in Mr. Lyons' name outright and 8,520 shares are held with a broker."}],"balance_after":13793,"source":{"system":"sec-edgar","filing":"0001415889-24-026085","document":"form4-11052024_031150.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588924026085/form4-11052024_031150.xml","form_type":"4"}},{"id":1440042,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2024-08-06T14:21:28.000Z","date":"2024-08-05","kind":"purchase","planned":false,"acquired":true,"shares":23,"price":14.86,"value":341.78,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Of this total, 8,471 shares are held with a broker and 5,296 shares are held in Mr. Lyons name outright."}],"balance_after":13767,"source":{"system":"sec-edgar","filing":"0001415889-24-020801","document":"form4-08062024_020824.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588924020801/form4-08062024_020824.xml","form_type":"4"}},{"id":1525513,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2024-05-07T20:38:02.000Z","date":"2024-05-06","kind":"purchase","planned":false,"acquired":true,"shares":24,"price":14.44,"value":346.56,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 5,273 shares in Mr. Lyon's name outright and 8,447 shares held with a broker."}],"balance_after":13720,"source":{"system":"sec-edgar","filing":"0001415889-24-012473","document":"form4-05072024_080543.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588924012473/form4-05072024_080543.xml","form_type":"4"}},{"id":1627114,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2024-02-22T22:29:02.000Z","date":"2024-02-20","kind":"grant","planned":false,"acquired":true,"shares":4284,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of common stock. The reporting person was granted 4,284 restricted stock units on the date of the grant. These shares are time-based restricted stock units that vest on the third anniversary of the grant date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this total are 5,273 shares held outright; 8,447 shares held with a broker and 10,441 shares of Restricted Stock Units."}],"balance_after":24161,"source":{"system":"sec-edgar","filing":"0001415889-24-004874","document":"form4-02222024_100246.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588924004874/form4-02222024_100246.xml","form_type":"4"}},{"id":1656045,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. 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These shares have a 3-year cliff vesting."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this total are 8,346 shares held with a broker and 11,430 shares of Restricted Stock Units."}],"balance_after":19776,"source":{"system":"sec-edgar","filing":"0001415889-23-003141","document":"form4-02232023_070252.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588923003141/form4-02232023_070252.xml","form_type":"4"}},{"id":1997661,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2023-02-23T19:11:04.000Z","date":"2023-02-07","kind":"grant","acquired":true,"shares":20,"price":19.69,"value":393.8,"ownership":{"direct":true},"balance_after":16699,"source":{"system":"sec-edgar","filing":"0001415889-23-003141","document":"form4-02232023_070252.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588923003141/form4-02232023_070252.xml","form_type":"4"}},{"id":2120608,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2022-11-10T21:06:00.000Z","date":"2022-11-08","kind":"other","acquired":true,"shares":20,"price":16.96,"value":339.2,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 8,353 shares of Restricted Stock Units and 8,326 shares held in a brokerage account for Mr. Lyons."}],"balance_after":16679,"source":{"system":"sec-edgar","filing":"0001415889-22-011280","document":"form4-11102022_091143.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588922011280/form4-11102022_091143.xml","form_type":"4"}},{"id":2188652,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. 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Common Stock","published_at":"2022-05-12T20:27:22.000Z","date":"2022-05-10","kind":"grant","acquired":true,"shares":24,"price":14.14,"value":339.36,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 8,282 shares held in Mr. Lyons' name alone with a broker and 8,353 shares of Restricted Stock Units in Mr. Lyons' name alone."}],"balance_after":16635,"source":{"system":"sec-edgar","filing":"0001415889-22-004908","document":"form4-05122022_010552.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588922004908/form4-05122022_010552.xml","form_type":"4"}},{"id":2390434,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2022-02-17T19:36:29.000Z","date":"2022-02-15","kind":"grant","acquired":true,"shares":3080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These represent restricted stock units granted pursuant to the Old Second Bancorp, Inc. Long Term Incentive Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Included in this total are 8,258 shares held in a broker and 8,353 shares of restricted stock units."}],"balance_after":16611,"source":{"system":"sec-edgar","filing":"0001415889-22-001498","document":"form4-02172022_110219.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588922001498/form4-02172022_110219.xml","form_type":"4"}},{"id":2407315,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2022-02-09T20:00:37.000Z","date":"2022-02-08","kind":"purchase","acquired":true,"shares":23,"price":14.42,"value":331.66,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 5,273 shares of Restricted Stock Units and 8,258 shares in Mr. Lyons name alone."}],"balance_after":13531,"source":{"system":"sec-edgar","filing":"0001415889-22-001178","document":"form4-02092022_120227.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588922001178/form4-02092022_120227.xml","form_type":"4"}},{"id":2518731,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-11-10T23:07:05.000Z","date":"2021-11-09","kind":"grant","acquired":true,"shares":24,"price":13.81,"value":331.44,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 5,273 share of Restricted Stock Units."}],"balance_after":13508,"source":{"system":"sec-edgar","filing":"0001415889-21-005133","document":"form4-11102021_031159.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588921005133/form4-11102021_031159.xml","form_type":"4"}},{"id":2561317,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-09-23T15:32:50.000Z","date":"2021-09-22","kind":"purchase","acquired":true,"shares":200,"price":11.8584,"value":2371.68,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 8,211 shares held with broker in Mr. Lyons name alone and 5,273 shares of Restricted Stock Units."}],"balance_after":13484,"source":{"system":"sec-edgar","filing":"0001415889-21-004535","document":"form4-09232021_080943.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000141588921004535/form4-09232021_080943.xml","form_type":"4"}},{"id":2606099,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-08-12T15:16:28.000Z","date":"2021-08-11","kind":"grant","acquired":true,"shares":28,"price":11.44,"value":320.32,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares were purchased as part of a reinvestment plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 8,011 shares held in a brokerage account  in Mr. Lyons name alone and 5,273 shares are restricted stock units."}],"balance_after":13284,"source":{"system":"sec-edgar","filing":"0001179110-21-008144","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021008144/edgar.xml","form_type":"4"}},{"id":2622590,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-07-29T16:59:49.000Z","date":"2021-07-28","kind":"grant","acquired":true,"shares":4000,"price":11.876,"value":47504.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 7,983 shares held in a brokerage account  in Mr. Lyons name alone and 5,273 shares are restricted stock units."}],"balance_after":13256,"source":{"system":"sec-edgar","filing":"0001179110-21-007707","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021007707/edgar.xml","form_type":"4"}},{"id":2715523,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-05-13T17:19:56.000Z","date":"2021-05-11","kind":"grant","acquired":true,"shares":8,"price":14.07,"value":112.56,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 3,983 shares held in a brokerage account  in Mr. Lyons name alone and 5,273 shares are restricted stock units."}],"balance_after":9256,"source":{"system":"sec-edgar","filing":"0001179110-21-005260","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021005260/edgar.xml","form_type":"4"}},{"id":2847948,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc.","published_at":"2021-02-19T21:55:00.000Z","date":"2021-02-19","kind":"purchase","acquired":true,"shares":125,"price":11.45,"value":1431.25,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 3,975 shares held in a brokerage account  in Mr. Lyons name alone and 5,273 shares are restricted stock units."}],"balance_after":9248,"source":{"system":"sec-edgar","filing":"0001179110-21-002005","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021002005/edgar.xml","form_type":"4"}},{"id":2852605,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-18T23:54:29.000Z","date":"2021-02-16","kind":"grant","acquired":true,"shares":3773,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares represent Restricted Stock Units granted pursuant to the 2019 Long Term Incentive Plan. These shares have a 3-year cliff vesting."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Included in this total are 3,850 shares held in a brokerage account  in Mr. Lyons name alone and 5,273 shares are restricted stock units."}],"balance_after":9123,"source":{"system":"sec-edgar","filing":"0001179110-21-001936","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001936/edgar.xml","form_type":"4"}},{"id":2887386,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-02T18:06:36.000Z","date":"2021-02-01","kind":"purchase","acquired":true,"shares":654,"price":10.09,"value":6598.86,"ownership":{"direct":true},"balance_after":3704,"source":{"system":"sec-edgar","filing":"0001179110-21-001014","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001014/edgar.xml","form_type":"4"}},{"id":2887385,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-02T18:06:36.000Z","date":"2021-02-01","kind":"purchase","acquired":true,"shares":43,"price":10.1,"value":434.3,"ownership":{"direct":true},"balance_after":3747,"source":{"system":"sec-edgar","filing":"0001179110-21-001014","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001014/edgar.xml","form_type":"4"}},{"id":2887384,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-02T18:06:36.000Z","date":"2021-02-01","kind":"purchase","acquired":true,"shares":613,"price":10.13,"value":6209.69,"ownership":{"direct":true},"balance_after":4360,"source":{"system":"sec-edgar","filing":"0001179110-21-001014","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001014/edgar.xml","form_type":"4"}},{"id":2887383,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-02T18:06:36.000Z","date":"2021-02-01","kind":"purchase","acquired":true,"shares":256,"price":10.14,"value":2595.84,"ownership":{"direct":true},"balance_after":4616,"source":{"system":"sec-edgar","filing":"0001179110-21-001014","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001014/edgar.xml","form_type":"4"}},{"id":2887382,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2021-02-02T18:06:36.000Z","date":"2021-02-01","kind":"purchase","acquired":true,"shares":734,"price":10.15,"value":7450.1,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Of this total, 3,850 shares are held in a brokerage account and 1,500 shares are restricted stock units."}],"balance_after":5350,"source":{"system":"sec-edgar","filing":"0001179110-21-001014","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911021001014/edgar.xml","form_type":"4"}},{"id":3002504,"issuer":{"id":2238,"kind":"organization","name":"OLD SECOND BANCORP INC","symbol":"OSBC"},"owners":[{"id":24850,"kind":"person","name":"Lyons Billy J Jr.","position":1,"cik":"0001829064","reported_name":"Lyons Billy J Jr.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Old Second Bancorp, Inc. Common Stock","published_at":"2020-10-21T16:18:22.000Z","date":"2020-10-19","kind":"grant","acquired":true,"shares":1500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares represent Restricted Stock Units granted on 10-19-20, which cliff vest on the third anniversary of the grant date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of this total, 1,550 shares are held in a brokerage account."}],"balance_after":3050,"source":{"system":"sec-edgar","filing":"0001179110-20-010623","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/357173/000117911020010623/edgar.xml","form_type":"4"}}]}