Midland States Bancorp, Inc.

Midland States Bancorp, Inc. (the “ Company ”) is unable to file by the prescribed due date its Quarterly Report on Form 10-Q for the period ended June 30, 2025 (the “ Second Quarter Form 10-Q ”) without unreasonable effort or expense due to the previously disclosed delay in filing its Annual Report on Form 10-K for the year ended December 31, 2024, which was filed with the Securities and Exchange Commission (the “ SEC ”) on July 1, 2025, and the delay in filing its Quarterly Report on Form 10-Q for the period ended March 31, 2025, which was filed with the SEC on August 8, 2025, in each case related to the Company’s previously disclosed restatement of its financial statements as of December 31, 2023 and for the years ended December 31, 2023 and 2022, and of the impacted line items to its unaudited financial statements as of and for the three months ended March 31, 2024 and 2023, for the three and six months ended June 30, 2024 and 2023, and for the three and nine months ended September 30, 2024 and 2023. The Company does not expect to file the Second Quarter Form 10-Q prior to the expiration of the five-calendar day extension period provided in Rule 12b-25 under the Securities Exchange Act of 1934, as amended. The Company plans to file the Second Quarter Form 10-Q as soon as practicable

Midland States Bancorp, Inc. (the “ Company ”) is unable to file by the prescribed due date its Quarterly Report on Form 10-Q for the period ended March 31, 2025 (the “ Form 10-Q ”) without unreasonable effort or expense because the Company is completing its evaluation of the accounting and financial reporting of third-party lending and servicing arrangements, including the collection and analysis of third-party documentation. In addition, the Company is completing an evaluation of whether there is an impairment to its goodwill, including obtaining valuation information from third parties. This process is ongoing and must be completed for the Company to file the Form 10-Q and its Annual Report on Form 10-K for the year ended December 31, 2024 (the “ Form 10-K ”). The Company does not expect to file the Form 10-Q on or before the expiration of the five calendar day extension period provided in Rule 12b-25 under the Securities Exchange Act of 1934, as amended. The Company plans to file the Form 10-Q as soon as practicable following the filing of the Form 10-K

Midland States Bancorp, Inc. (the “ Company ”) is unable to file by the prescribed due date its Annual Report on Form 10-K for the period ended December 31, 2024 (the “ 2024 Annual Report ”) without unreasonable effort or expense, because the Company requires additional time and effort to finalize its evaluation of the accounting and financial reporting of a third party lending and servicing arrangement, including obtaining third party documentation and analysis. Additionally, the Company is evaluating the impact related to its internal control over financial reporting. The timing necessary to obtain such data in support of the Company’s evaluation of the appropriate accounting and financial reporting has extended beyond the prescribed due date. Based on the internal assessments made, management believes the evaluation is expected to be completed with no material impact on previously reported financial results for the year ended December 31, 2024, including net income, earnings per share and asset quality. Management expects to file the 2024 Annual Report within fifteen calendar days following the prescribed due date. Forward-Looking Statements This Form 12b-25 contains “forward-looking statements” as defined in the Private Securities Litigation Reform Act of 1995 that are subject to risks and uncertainties, including statements regarding the Company’s expectations regarding the timing of filing its 2024 Annual Report on or before the fifteenth day following its prescribed due date (the “ extension deadline ”), the consistency of the financial statements in the 2024 Annual Report with the Company’s previously reported financial results and the completion of matters necessary to permit filing by the extension deadline