Welcome to our dedicated page for Old Second Bancorp Ill SEC filings (Ticker: OSBC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Old Second Bancorp, Inc. (NASDAQ: OSBC) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Old Second is a Delaware-incorporated bank holding company for Old Second National Bank, and it uses SEC reports to present information on its financial condition, results of operations, capital, governance and corporate actions.
Among the most frequently referenced documents are Old Second’s periodic reports and current reports on Form 8-K. The company uses Form 8-K to announce quarterly financial results, including net income, net interest and dividend income, provision for credit losses, noninterest income, noninterest expense and capital ratios. These filings often incorporate the full earnings press release and loan portfolio disclosures as exhibits, giving readers detailed insight into balance sheet composition, asset quality and profitability.
Old Second also files 8-K reports to disclose dividends declared by its board of directors, the timing of earnings releases and investor calls, and significant corporate events such as mergers and changes in board composition. For example, the company has filed 8-Ks covering the completion of its merger with Bancorp Financial, Inc., the merger of Evergreen Bank Group into Old Second National Bank, the appointment of new directors and executive employment and compensation arrangements related to the transaction.
These SEC filings are relevant for investors who want to understand Old Second’s capital structure, regulatory capital ratios, non-GAAP financial measures, asset quality metrics and governance practices. They also document historical and pro forma financial information related to acquisitions. On Stock Titan, users can review OSBC filings as they are made available from EDGAR and use AI-powered summaries to interpret key sections, such as earnings discussions, merger disclosures and board or executive changes, without reading every page of the underlying documents.
Old Second Bancorp, Inc. reported first quarter 2026 net income of $25.6 million, or $0.48 per diluted share, down from $28.8 million, or $0.54 per diluted share, in the fourth quarter of 2025. Adjusted net income was $26.0 million, or $0.49 adjusted diluted earnings per share, versus $30.8 million and $0.58 in the prior quarter.
Profitability remained solid, with first quarter return on average assets of 1.51% and return on average common equity of 11.43%. The tax-equivalent net interest margin expanded to 5.14%, while the efficiency ratio improved to 52.40%, reflecting lower noninterest expense. Total loans were $5.19 billion, down $66.9 million, and total deposits were $5.56 billion.
Asset quality weakened as nonperforming assets rose to $77.0 million, influenced by a downtown Chicago office credit and a cash-flow-dependent commercial relationship, and the provision for credit losses increased to $9.5 million. Even after $23.1 million of stock repurchases, tangible book value per share rose 1.63% to $14.35, and the tangible common equity to tangible assets ratio edged up to 11.07%.
Old Second Bancorp, Inc. announced that its Board of Directors declared a cash dividend of $0.07 per share of common stock. The dividend will be paid on May 11, 2026 to stockholders of record as of May 1, 2026. This reflects a routine cash return to shareholders.
Old Second Bancorp, Inc. is asking stockholders to vote at a fully virtual annual meeting on May 19, 2026 at 9:00 a.m. Central, with a record date of March 20, 2026. Stockholders can attend and vote online using a 16-digit control number, or vote in advance by Internet or proxy card.
Owners of 51,779,472 outstanding common shares will vote on three items: electing four Class I directors to terms expiring in 2029, a non-binding advisory vote to approve named executive officer compensation, and ratification of Plante & Moran, PLLC as independent registered public accounting firm for 2026. The board has a majority of independent directors, uses a lead independent director, maintains audit, compensation and nominating committees composed of independent members, and oversees risk through a formal enterprise risk management and cybersecurity program. Executive pay emphasizes performance-based incentives, stock ownership guidelines and double-trigger change-in-control protections, with a clawback policy and no tax gross-ups.
OLD SECOND BANCORP INC CFO & COO Bradley S. Adams reported routine changes in his holdings. During the first quarter, 35 shares of Old Second Bancorp common stock were allocated to his 401(k) under the company’s Employee Salary and Savings Plan, bringing that indirect plan position to 10,159 shares as of March 31, 2026.
He also reports 160,401 common shares held directly, including 75,300 shares held jointly with his spouse through a broker and 85,101 shares held jointly outright, plus 84,980 restricted stock units.
OLD SECOND BANCORP INC vice chairman Gary S. Collins reported a small internal share allocation and updated his holdings. During the first quarter, 253 shares of Old Second Bancorp, Inc. common stock were allocated to his 401(k) under the Old Second Bancorp, Inc. Salary and Savings Plan, bringing that indirect 401(k) position to 7,058 shares as of March 31, 2026.
Separate from the plan, Collins holds 40,136 common shares directly in a brokerage account and 78,256.085 shares indirectly through IRA accounts, plus 37,312 restricted stock units. The filing reflects routine benefit-plan and ownership reporting rather than open-market buying or selling.
OLD SECOND BANCORP INC EVP Donald Pilmer reported routine plan-related updates to his holdings of Old Second Bancorp, Inc. Common Stock. During the first quarter, 13 shares were allocated to his 401(k) plan and 1 share to an employees profit sharing plan. After these updates, he indirectly holds 4,023 shares via the 401(k) and 183 shares via the profit sharing plan, plus 1,450 shares in his spouse's IRA and 73,054 shares directly in a brokerage account. He also directly holds 39,498 Restricted Stock Units.
OLD SECOND BANCORP INC chairman and CEO James Eccher reported routine plan-related share allocations with no open-market trades. On March 31, 2026, 369 shares of Old Second Bancorp common stock were allocated to his 401-K and 22 shares to an employees profit sharing plan. Following these transactions, he indirectly holds 33,387 shares via the 401-K and 6,357 shares via the profit sharing plan, and directly holds 378,399 common shares, including 148 jointly with his spouse and 378,251 in a brokerage account, plus 188,252 restricted stock units.
OLD SECOND BANCORP INC executive Richard A. Gartelmann, Jr., an EVP, reported a routine update to his equity holdings. During the first quarter, 43 shares of Old Second Bancorp common stock were allocated to his 401-K under the company’s Employee Salary and Savings Plan. After this allocation, he indirectly holds 12,606 shares in the 401-K and directly holds 29,551 shares of common stock, along with 21,294 restricted stock units. The filing reflects ongoing compensation and retirement plan activity rather than open-market trading.
Old Second Bancorp, Inc. announced plans to release its financial results for the first quarter of 2026 after the market closes on April 22, 2026. The company will hold an earnings conference call on April 23, 2026 at 10:00 a.m. Eastern Time (9:00 a.m. Central Time), accessible via live webcast through its Investor Relations events page. A replay of the webcast will be available on the same site for up to one year following the call.