Siebert Financial Corp

Siebert Financial Corp. (the “Company”) is unable to file its Form 10-K for the year ended December 31, 2024 (the “2024 Form 10-K”) without unreasonable effort or expense within the time period prescribed. Due to an inadvertent error, the 2024 Form 10-K was filed on March 31, 2025 without the report of the Company’s predecessor independent registered public accounting firm, Baker Tilly US, LLP, (PCAOB ID 23) on the consolidated financial statements as of and for the year ended December 31, 2023. The Company added the report of Baker Tilly US, LLP, and the Company subsequently filed its 2024 10-K on April 1, 2025 within the deadline provided by Rule 12b-25 under the Securities Exchange Act of 1934. 2

Siebert Financial Corp. (the “Company”) is unable to file its Form 10-Q for the quarter ended March 31, 2024 (“Form 10-Q”) without unreasonable effort or expense within the time period prescribed. The Company presently anticipates that it will file its Form 10-Q not later than the 5 calendar days following the due date, as provided by Rule 12b-25 under the Securities Exchange Act of 1934

Siebert Financial Corp. (the “Company”) is unable to file its Form 10-K for the year ended December 31, 2023 (the “2023 Form 10-K”) without unreasonable effort or expense within the time period prescribed, as the Company has identified certain deficiencies in its internal control over financial reporting and is evaluating these deficiencies. As a result of these items, the Company requires additional time to prepare and review its financial statements and other disclosures in its 2023 Form 10-K. The Company does not currently anticipate that it will be able to file the Form 10-K on or before the fifteenth calendar day following the prescribed filing date as a result of the circumstances described above. The Company will seek to resolve these issues as soon as practicable and plans to file the Form 10-K as soon as possible. On April 18, 2024, the Company received a notification from Nasdaq that as a result of not timely filing its Form 10-K, the Company no longer complies with Nasdaq’s Listing Rules for continued listing. Under Nasdaq’s Rules the Company has 60 calendar days to submit a plan to regain compliance and if Nasdaq accepts the plan, it can grant an exception of up to 180 calendar days from the filing’s due date, or until October 14, 2024, to regain compliance. The Company anticipates that it will regain compliance with Nasdaq’s Listing Rules for continued listing. Cautionary Note Regarding Forward-Looking Statements This Form 12b-25 contains forward-looking statements, which are statements that relate to the future and are, by their nature, uncertain. Words such as “expect,” “will,” and variations of such words and similar future or conditional expressions are intended to identify forward-looking statements

Siebert Financial Corp. (the “Company”) is unable to file its Form 10-K for the year ended December 31, 2023 (the “2023 Form 10-K”) without unreasonable effort or expense within the time period prescribed, as the Company has identified certain deficiencies in its internal control over financial reporting and is evaluating these deficiencies. As a result of these items, the Company requires additional time to prepare and review its financial statements and other disclosures in its 2023 Form 10-K. The Company plans to file its 2023 Form 10-K not later than the fifteenth calendar day following the prescribed due date, as set forth in Rule 12b-25(b) under the Securities Exchange Act of 1934, as amended. Cautionary Note Regarding Forward-Looking Statements This Form 12b-25 contains forward-looking statements, which are statements that relate to the future and are, by their nature, uncertain. Words such as “expect,” “will,” and variations of such words and similar future or conditional expressions are intended to identify forward-looking statements. These forward-looking statements include, but are not limited to, statements regarding the beliefs and expectations of the Company’s management relating to the timing of the filing of the 2023 Form 10-K and the results of the Company’s ongoing assessment of the effectiveness of its internal controls. These forward-looking statements are not guarantees of future results or outcomes and are subject to a number of risks and uncertainties, many of which are difficult to predict and beyond the Company’s control

Siebert Financial Corp. (the “Company”) is unable to file its Form 10-Q without unreasonable effort or expense. The Company is evaluating its accounting treatment of its investment in one of its subsidiaries and will file its Form 10-Q not later than the 5 calendar days following the due date, as provided by Rule 12b-25 under the Securities Exchange Act of 1934