Company research
OLD SECOND BANCORP INC
CIK 357173Updated Nov 11, 2026
SecurityOSBC · NASDAQ · equity
OSBC price & chart
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NASDAQ:OSBC on TradingView ↗About the company
Old Second Bancorp, Inc., is a financial services company with its main headquarters located in Aurora, Illinois. The Company is the holding company of Old Second National Bank (the “Bank”), a national banking organization headquartered in Aurora, Illinois that provides commercial and retail banking services, as well as a full complement of trust and wealth management services. The Company has offices located in Cook, DeKalb, DuPage, Kane, Kendall, LaSalle and Will counties in Illinois.
In the news
Recent filings
10-Q filing
Results of Operations and Financial Condition
Items 2.02, 9.01
Other Events
Items 8.01
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements
Items 5.02
SCHEDULE 13G - filed by DIMENSIONAL FUND ADVISORS LP regarding OLD SECOND BANCORP INC
Show 5 more recent filings
Financials
FY 2025 · USDSource
Source
Source
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balance sheet · annual statements
| Line item | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q2 2024 | Q1 2026 | Q1 2025 | Q1 2024 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ASSETS | ||||||||||||
| AssetsUSD | 6,991,754,000Source | 5,671,760,000Source | 6,870,305,000Source | 5,701,294,000Source | 5,662,700,000Source | 6,849,221,000Source | 5,727,686,000Source | 5,616,072,000Source | 6,902,675,000Source | 5,649,377,000Source | 5,722,799,000Source | 5,888,317,000Source |
| Property, Plant and Equipment, NetUSD | 87,714,000Source | 82,768,000Source | 84,505,000Source | 85,702,000Source | 82,871,000Source | 85,634,000Source | 87,466,000Source | 81,290,000Source | 86,645,000Source | 87,311,000Source | 79,310,000Source | 72,355,000Source |
| GoodwillUSD | 130,262,000Source | 86,478,000Source | 129,196,000Source | 93,232,000Source | 86,478,000Source | 129,196,000Source | 93,232,000Source | 86,478,000Source | 129,196,000Source | 93,260,000Source | 86,478,000Source | 86,478,000Source |
| Intangible Assets, Net (Excluding Goodwill)USD | 24,927,000Source | 9,493,000Source | 21,349,000Source | 19,972,000Source | 10,063,000Source | 22,516,000Source | 20,994,000Source | 10,637,000Source | 23,692,000Source | 22,031,000Source | 11,217,000Source | 13,678,000Source |
| Current assets: | ||||||||||||
| Cash and Cash Equivalents, at Carrying ValueUSD | 116,525,000Source | 115,767,000Source | 143,333,000Source | 141,767,000Source | 120,892,000Source | 115,727,000Source | 256,121,000Source | 98,094,000Source | 124,025,000Source | 99,329,000Source | 100,145,000Source | 115,177,000Source |
| Operating Lease, Right-of-Use AssetUSD | — | — | — | — | — | — | — | — | 7,921,000Source | 7,359,000Source | — | — |
| LIABILITIES AND EQUITY | ||||||||||||
| LiabilitiesUSD | 6,125,069,000Source | 5,010,370,000Source | 5,967,494,000Source | 4,982,645,000Source | 5,043,365,000Source | 5,955,924,000Source | 5,033,195,000Source | 5,019,913,000Source | 6,005,907,000Source | 4,978,343,000Source | 5,145,518,000Source | 5,427,176,000Source |
| Stockholders’ equity: | ||||||||||||
| Common Stock, Value, IssuedUSD | 53,015,000Source | 44,908,000Source | 53,015,000Source | 45,094,000Source | 44,908,000Source | 53,015,000Source | 45,094,000Source | 44,908,000Source | 53,015,000Source | 44,908,000Source | 44,705,000Source | 44,705,000Source |
| Additional Paid in CapitalUSD | 340,108,000Source | 204,969,000Source | 339,616,000Source | 206,207,000Source | 204,012,000Source | 338,418,000Source | 205,282,000Source | 203,129,000Source | 341,451,000Source | 205,284,000Source | 202,223,000Source | 202,276,000Source |
| Retained Earnings (Accumulated Deficit)USD | 512,131,000Source | 452,745,000Source | 583,701,000Source | 505,419,000Source | 432,037,000Source | 559,129,000Source | 486,300,000Source | 412,388,000Source | 537,231,000Source | 469,165,000Source | 393,311,000Source | 310,512,000Source |
| Accumulated Other Comprehensive Income (Loss), Net of TaxUSD | -32,294,000Source | -40,400,000Source | -31,861,000Source | -37,426,000Source | -60,769,000Source | -31,095,000Source | -41,379,000Source | -63,361,000Source | -28,738,000Source | -47,748,000Source | -62,781,000Source | -93,124,000Source |
| Stockholders' Equity Attributable to ParentUSD | 866,685,000Source | 661,390,000Source | 902,811,000Source | 718,649,000Source | 619,335,000Source | 893,297,000Source | 694,491,000Source | 596,159,000Source | 896,768,000Source | 671,034,000Source | 577,281,000Source | 461,141,000Source |
| Liabilities and EquityUSD | 6,991,754,000Source | 5,671,760,000Source | 6,870,305,000Source | 5,701,294,000Source | 5,662,700,000Source | 6,849,221,000Source | 5,727,686,000Source | 5,616,072,000Source | 6,902,675,000Source | 5,649,377,000Source | 5,722,799,000Source | 5,888,317,000Source |
cash flow · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cash flows from operating activities: | ||||||||||||
| Adjustments to reconcile net income to net cash provided by operating activities: | ||||||||||||
| Depreciation, Depletion and AmortizationUSD | — | — | — | — | — | — | 1,698,000Source | 1,408,000Source | 6,147,000Source | 5,591,000Source | 4,485,000Source | 4,085,000Source |
| Share-based Payment Arrangement, Noncash ExpenseUSD | — | — | — | — | — | — | 1,442,000Source | 1,383,000Source | 5,550,000Source | 3,914,000Source | 3,603,000Source | 2,960,000Source |
| Deferred Income Tax Expense (Benefit)USD | — | — | — | — | — | — | — | — | 1,593,000Source | — | — | — |
| Net Cash Provided by (Used in) Operating ActivitiesUSD | — | — | — | — | — | — | 36,939,000Source | 17,838,000Source | 122,264,000Source | 131,533,000Source | 116,401,000Source | 97,344,000Source |
| Cash flows from investing activities: | ||||||||||||
| Payments to Acquire Businesses, Net of Cash AcquiredUSD | — | — | — | — | — | — | — | -28,000Source | -10,529,000Source | -237,441,000Source | — | 146,000Source |
| Net Cash Provided by (Used in) Investing ActivitiesUSD | — | — | — | — | — | — | 29,587,000Source | 76,737,000Source | 159,819,000Source | 322,701,000Source | 161,555,000Source | -432,778,000Source |
| Payments to Acquire Property, Plant, and EquipmentUSD | — | — | — | — | — | — | 769,000Source | 1,609,000Source | 4,505,000Source | 10,787,000Source | 12,376,000Source | 4,332,000Source |
| Cash flows from financing activities: | ||||||||||||
| Payments for Repurchase of Common StockUSD | — | — | — | — | — | — | 24,454,000Source | 1,430,000Source | 7,412,000Source | 1,048,000Source | 605,000Source | 455,000Source |
| Net Cash Provided by (Used in) Financing ActivitiesUSD | — | — | — | — | — | — | -74,824,000Source | 62,217,000Source | -257,387,000Source | -455,050,000Source | -292,988,000Source | -301,496,000Source |
| Payments of Ordinary Dividends, Common StockUSD | — | — | — | — | — | — | 3,686,000Source | 2,694,000Source | 12,240,000Source | 9,413,000Source | 8,946,000Source | 8,877,000Source |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate EffectUSD | — | — | — | — | — | — | -8,298,000Source | 156,792,000Source | 24,696,000Source | -816,000Source | -15,032,000Source | -636,930,000Source |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash EquivalentsUSD | — | — | 116,525,000Source | 115,767,000Source | 143,333,000Source | 141,767,000Source | 115,727,000Source | 256,121,000Source | 124,025,000Source | 99,329,000Source | 100,145,000Source | 115,177,000Source |
| Supplemental disclosure of cash flow information: | ||||||||||||
| Income Taxes Paid, NetUSD | — | — | — | — | — | — | — | — | 20,692,000Source | 23,034,000Source | 35,670,000Source | 10,324,000Source |
| Additional Financial Items | ||||||||||||
| Share-based Payment Arrangement, ExpenseUSD | — | — | — | — | — | — | 1,500,000Source | 1,400,000Source | 5,800,000Source | 4,100,000Source | 3,600,000Source | 3,000,000Source |
| Amortization of Debt Issuance CostsUSD | — | — | — | — | — | — | — | — | 1,000Source | — | — | — |
| Amortization of Intangible AssetsUSD | — | — | 1,251,000Source | 570,000Source | 1,167,000Source | 1,022,000Source | 1,176,000Source | 1,037,000Source | 4,545,000Source | 2,440,000Source | 2,461,000Source | 2,626,000Source |
| Debt and Equity Securities, Gain (Loss)USD | — | — | -1,000Source | -1,000Source | — | — | — | — | 7,000Source | — | -4,148,000Source | -944,000Source |
| Debt Securities, Available-for-sale, Realized Gain (Loss)USD | — | — | -1,000Source | -1,000Source | — | — | — | — | 7,000Source | — | -4,148,000Source | -944,000Source |
| Equipment ExpenseUSD | — | — | 4,937,000Source | 3,876,000Source | 5,118,000Source | 4,477,000Source | 5,371,000Source | 4,548,000Source | 19,054,000Source | 16,159,000Source | 14,437,000Source | 14,992,000Source |
| Gain (Loss) on Sale of Mortgage LoansUSD | — | — | 620,000Source | 507,000Source | 640,000Source | 550,000Source | 555,000Source | 464,000Source | 2,291,000Source | 1,805,000Source | 1,477,000Source | 2,022,000Source |
| Gain (Loss) on Disposition of Property Plant EquipmentUSD | — | — | — | — | — | — | — | — | 742,000Source | 31,311Source | 623,000Source | 2,017,000Source |
| Gain (Loss) on Termination of LeaseUSD | — | — | — | — | — | — | — | — | — | -46,500Source | — | — |
| GoodwillUSD | — | — | 130,262,000Source | 86,478,000Source | 129,196,000Source | 93,232,000Source | 129,196,000Source | 93,232,000Source | 129,196,000Source | 93,260,000Source | 86,478,000Source | 86,478,000Source |
| Income Tax Expense (Benefit)USD | — | — | 3,197,000Source | 6,900,000Source | 9,659,000Source | 7,391,000Source | 8,479,000Source | 6,370,000Source | 27,441,000Source | 27,692,000Source | 32,679,000Source | 24,144,000Source |
| Net Income (Loss) Attributable to ParentUSD | — | — | 9,871,000Source | 22,951,000Source | 28,179,000Source | 21,822,000Source | 25,585,000Source | 19,830,000Source | 80,310,000Source | 85,264,000Source | 91,729,000Source | 67,405,000Source |
| Net Income (Loss) Available to Common Stockholders, BasicUSD | — | — | 9,871,000Source | 22,951,000Source | 28,179,000Source | 21,822,000Source | 25,585,000Source | 19,830,000Source | 80,310,000Source | 85,264,000Source | 91,729,000Source | 67,405,000Source |
| Operating Lease, ExpenseUSD | — | — | — | — | — | — | — | — | 3,000,000Source | 2,400,000Source | 2,100,000Source | 1,900,000Source |
| Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-saleUSD | — | — | — | — | — | — | 78,204,000Source | 106,329,000Source | 279,579,000Source | 304,167,000Source | 186,049,000Source | 279,848,000Source |
| Provision for Loan, Lease, and Other LossesUSD | — | — | 19,653,000Source | 2,000,000Source | 7,500,000Source | 2,500,000Source | 9,500,000Source | 2,400,000Source | 27,553,000Source | 12,750,000Source | 16,501,000Source | 6,550,000Source |
| FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal | — | — | — | — | — | — | —Source | —Source | — | — | — | — |
income statement · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling InterestUSD | — | — | 13,068,000Source | 29,851,000Source | 37,838,000Source | 29,213,000Source | 34,064,000Source | 26,200,000Source | 107,751,000Source | 112,956,000Source | 124,408,000Source | 91,549,000Source |
| Income Tax Expense (Benefit)USD | — | — | 3,197,000Source | 6,900,000Source | 9,659,000Source | 7,391,000Source | 8,479,000Source | 6,370,000Source | 27,441,000Source | 27,692,000Source | 32,679,000Source | 24,144,000Source |
| Net Income (Loss) Attributable to ParentUSD | — | — | 9,871,000Source | 22,951,000Source | 28,179,000Source | 21,822,000Source | 25,585,000Source | 19,830,000Source | 80,310,000Source | 85,264,000Source | 91,729,000Source | 67,405,000Source |
| Earnings Per Share, BasicUSD per share | — | — | 0.19Source | 0.52Source | 0.55Source | 0.49Source | 0.49Source | 0.44Source | 1.64Source | 1.9Source | 2.05Source | 1.51Source |
| Earnings Per Share, DilutedUSD per share | — | — | 0.18Source | 0.5Source | 0.54Source | 0.48Source | 0.48Source | 0.43Source | 1.62Source | 1.87Source | 2.02Source | 1.49Source |
| Weighted Average Number of Shares Outstanding, Basicshares | — | — | 52,686,391Source | 44,850,325Source | 51,250,245Source | 45,053,650Source | 52,450,306Source | 44,967,726Source | 48,875,540Source | 44,828,290Source | 44,663,722Source | 44,526,655Source |
| Weighted Average Number of Shares Outstanding, Dilutedshares | — | — | 53,509,690Source | 45,679,140Source | 52,120,337Source | 45,839,465Source | 53,303,072Source | 45,721,105Source | 49,669,539Source | 45,639,351Source | 45,395,010Source | 45,213,088Source |
| Additional Financial Items | ||||||||||||
| Amortization of Intangible AssetsUSD | — | — | 1,251,000Source | 570,000Source | 1,167,000Source | 1,022,000Source | 1,176,000Source | 1,037,000Source | 4,545,000Source | 2,440,000Source | 2,461,000Source | 2,626,000Source |
| Common Stock, Dividends, Per Share, DeclaredUSD per share | — | — | 0.06Source | 0.05Source | 0.07Source | 0.06Source | 0.07Source | 0.06Source | 0.25Source | 0.21Source | 0.2Source | 0.2Source |
| Current Income Tax Expense (Benefit)USD | — | — | — | — | — | — | — | — | 25,848,000Source | — | — | — |
| Debt and Equity Securities, Gain (Loss)USD | — | — | -1,000Source | -1,000Source | — | — | — | — | 7,000Source | — | -4,148,000Source | -944,000Source |
| Equipment ExpenseUSD | — | — | 4,937,000Source | 3,876,000Source | 5,118,000Source | 4,477,000Source | 5,371,000Source | 4,548,000Source | 19,054,000Source | 16,159,000Source | 14,437,000Source | 14,992,000Source |
| Interest ExpenseUSD | — | — | — | 15,494,000Source | — | — | — | 10,661,000Source | — | 56,269,000Source | 40,039,000Source | 10,317,000Source |
| InterestExpenseOperatingUSD | — | — | 21,300,000Source | 15,494,000Source | 17,860,000Source | 11,004,000Source | 17,202,000Source | 10,661,000Source | 62,217,000Source | — | — | — |
| Interest Expense, Securities Sold under Agreements to RepurchaseUSD | — | — | 60,000Source | 93,000Source | 40,000Source | 56,000Source | 50,000Source | 68,000Source | 229,000Source | 337,000Source | 93,000Source | 40,000Source |
| Interest Income (Expense), NetUSD | — | — | 82,775,000Source | 60,578,000Source | 83,329,000Source | 64,234,000Source | 81,144,000Source | 62,904,000Source | 292,964,000Source | 241,635,000Source | 251,931,000Source | 206,156,000Source |
| Labor and Related ExpenseUSD | — | — | 39,723,000Source | 24,676,000Source | 30,103,000Source | 26,950,000Source | 29,673,000Source | 26,993,000Source | 124,662,000Source | 98,025,000Source | 88,566,000Source | 86,573,000Source |
| Net Income (Loss) Available to Common Stockholders, BasicUSD | — | — | 9,871,000Source | 22,951,000Source | 28,179,000Source | 21,822,000Source | 25,585,000Source | 19,830,000Source | 80,310,000Source | 85,264,000Source | 91,729,000Source | 67,405,000Source |
| Operating Lease, ExpenseUSD | — | — | — | — | — | — | — | — | 3,000,000Source | 2,400,000Source | 2,100,000Source | 1,900,000Source |
| FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal | — | — | — | — | — | — | —Source | —Source | — | — | — | — |
| Marketing and Advertising Expense | — | — | — | — | —Source | —Source | —Source | —Source | — | — | — | — |
Offerings
Registration 333-298416
Registration 333-286687
Filing attachments
osbc-ex99d1.htm · 8-K · 2026-10-21
(NASDAQ:OSBC) Exhibit 99.1 Contact: Bradley S. Adams For Immediate Release Chief Financial Officer October 21, 2026 ───────────────────────────────────────────────────────────────────────── (630) 906-5484 Old Second Bancorp, Inc. Reports Third Quarter 2026 Net Income of $28.9 Million, or $0.56 per Diluted Share AURORA, IL, October 21, 2026 - Old Second Bancorp, Inc. (the “Company,” “Old S…
Read attachment ↗osbc-ex99d2.htm · 8-K · 2026-10-21
1 Loan Portfolio Disclosures AS OF SEPTEMBER 30, 2026 Exhibit 99.2 2 Portfolio Segment Outstanding Classified Allowance Commercial (incl. Leases) $1,422 $15 1.05% Commercial Real Estate Investor $1,132 $13 1.64% Commercial Real Estate Owner Occ. $684 $27 0.40% Construction $154 $13 0.73% Residential Real Estate $313 $3 0.81% Multifamily $370 $1 0.41% HELOC $246 $2 1.37% Powersport $689 - 2.70% Other (less than $100 million) $228 - 2.01% Total $5,238 $74 1.23% Con…
Read attachment ↗osbc-20260818xex4d8.htm · S-3ASR · 2026-08-18
EXHIBIT 4.8 OLD SECOND BANCORP, INC. Issuer and [·] Trustee FORM OF INDENTURE Dated as of [· ], 2026 DEBT SECURITIES OLD SECOND BANCORP, INC. CERTAIN SECTIONS OF THIS INDENTURE RELATING TO SECTIONS 310 THROUGH 318, INCLUSIVE, OF THE TRUST INDENTURE ACT OF 1939: Trust Indenture Act Section Indenture Section ────────────────────────────────────────────────────── §310(a)(1) 609 (a)(2) 609 (a)(3) …
Read attachment ↗osbc-20260722xex99d1.htm · 8-K · 2026-07-22
EX-99.1 2 osbc-20260722xex99d1.htm EX-99.1 Old Second Bancorp, Inc (NASDAQ:OSBC) Exhibit 99.1 Contact: Bradley S. Adams For Immediate Release Chief Financial Officer July 22, 2026 ───────────────────────────────────────────────────────────────────────── (630) 906-5484 Old Second Bancorp, Inc. Reports Second Quarter 2026 Net Income of $28.2 Million, or $0.54 per Diluted Share AURORA…
Read attachment ↗osbc-20260722xex99d2.htm · 8-K · 2026-07-22
EX-99.2 3 osbc-20260722xex99d2.htm EX-99.2 1 Loan Portfolio Disclosures AS OF JUNE 30, 2026 Exhibit 99.2 2 Portfolio Segment Outstanding Classified Allowance Commercial (incl. Leases) $1,451 $43 1.14% Commercial Real Estate Investor $1,159 $11 1.66% Commercial Real Estate Owner Occ. $668 $59 0.68% Construction $154 $13 0.73% Residential Real Estate $308 $3 0.67% Multifamily $363 $1 0.41% HELOC $239 $2 1.38% Powersport $684 - 2.47% Other $220 - 1.96% Total $5,…
Read attachment ↗osbc-20260519xex99d1.htm · 8-K · 2026-05-19
EX-99.1 2 osbc-20260519xex99d1.htm EX-99.1 (NASDAQ:OSBC) Exhibit 99.1 Contact: Bradley S. Adams For Immediate Release Executive Vice President, May 19, 2026 ───────────────────────────────────────────────────────────────────────────── Chief Operating Officer and Chief Financial Officer (630) 906-5484 Old Second Bancorp, Inc. Annu…
Read attachment ↗