of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

Compensation and employment agreements were amended to increase salaries and variable compensation for the CEO and CFO.

Senior Vice President ITDS — Kenneth Lai: Mr. Lai's responsibilities are expanding to include the Company’s India and private label operations, leading to a change in his officer status.

Entry into a Material Definitive Agreement Follow-on Offering On May 13, 2026, Bel Fuse, Inc. (the “Company” or “Bel”) entered into an underwriting agreement (the “Underwriting Agreement”) with Citigroup Global Markets Inc., BofA Securities, Inc. and Wells Fargo Securities, LLC as representatives (the “Representatives”) of the underwriters listed in Schedule I thereto (the “Underwriters”), pursuant to which the Company agreed to issue and sell an aggregate of 1,500,000 shares (the “Shares”) o…

Other Events. On May 12, 2026 and May 13, 2026, the Company issued press releases announcing the launch and pricing of the Offering, which are attached hereto as Exhibits 99.1 and 99.2, respectively. Cautionary Note Regarding Forward Looking Statements This Current Report on Form 8-K contains forward-looking statements that involve estimates, assumptions, risks and uncertainties. Forward-looking statements include, but are not limited to, statements related to the amount of proceeds expected…

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

Results of Operations and Financial Condition. On March 31, 2026, the management of Bel Fuse Inc. (“Bel” or the “Company”) issued a press release (“Press Release”) announcing a strategic realignment of its business units. Beginning with the fiscal quarter ended March 31, 2026, the Company will report results under two reportable segments: (1) Aerospace, Defense & Rugged Solutions; and (2) Industrial Technology & Data Solutions. The Company revised its reportable segments to align with how the…

EVP & President, Aerospace, Defense & Rugged Solutions; EVP & President, Industrial Technology & Data Solutions; Senior Vice President, Components — Thomas Smelker; Steve Dawson; Joseph Berry: The company has made significant internal promotions and realignments to strengthen its leadership in key segments.

Changes in Registrant ’ s Certifying Accountant. Grant Thornton served as the Company’s independent registered public accounting firm for the fiscal year ended December 31, 2025. On February 24, 2026, when the Company filed its Annual Report on Form 10-K for the fiscal year ended December 31, 2025 with the United States Securities and Exchange Commission (the “SEC”), Grant Thornton completed its engagement for the audit of the Company’s consolidated financial statements for the year ended Dec…

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

Vice President and President of Bel Connectivity Solutions product group division — Peter Bittner III: Peter Bittner III is retiring from the company, but a successor has not been mentioned.

Changes in Registrant ’ s Certifying Accountant. (a) Dismissal of Independent Registered Public Accounting Firm . On December 4, 2025, the Audit Committee (the "Audit Committee") of Bel Fuse Inc.'s (“Bel”) Board of Directors (the “Board”), dismissed Grant Thornton LLP (“Grant Thornton”), which is currently serving as Bel’s independent registered public accounting firm and notified Grant Thornton on December 5, 2025. Grant Thornton was previously engaged to audit the Company’s consolidated fin…

Material Impairments. On November 26, 2025, the management of Bel Fuse Inc. (“Bel” or the “Company”), concluded that an impairment charge will be required in connection with Bel’s noncontrolling minority investment in innolectric AG (“Innolectric”), a Germany-based e-Mobility technology company, and related party notes receivable. Bel acquired a noncontrolling one-third ( 1 / 3 ) minority stake in Innolectric in February 2023. Despite Innolectric’s innovative products, intellectual property,…

by reference. Cautionary Language Concerning Forward-Looking Statements This Current Report on Form 8-K including Exhibit 99.1 hereto includes forward-looking statements, including statements relating to possible and anticipated future events surrounding, and the corresponding treatment of, Bel’s Innolectric investment and the related notes receivable; Innolectric’s insolvency proceeding and the progress and resolution thereof; the anticipated impairment charge relating to Bel’s Innolectric i…

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

Director — Thomas Dooley: Mr. Dooley resigned from the Board of Directors, effective June 30, 2025.

President and Chief Executive Officer — Farouq Tuweiq: Farouq Tuweiq was promoted to President and Chief Executive Officer.

CFO — Lynn Hutkin: Lynn Hutkin was appointed as the new CFO of Bel Fuse Inc., effective immediately following the 2025 Annual Meeting.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. Amendment and Extension of Credit Agreement Bel Fuse Inc. (" Bel " or the " Company ") is a party to that certain Amended and Restated Credit and Security Agreement, by and among the Company, as the borrower, KeyBank National Association (“ KeyBank ”), as administrative agent, swing line lender and issuing lender, and the other lenders identified therein (as amended, restated or…

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

The filing details the approval of fiscal 2024 executive bonuses and changes to the incentive compensation program.

Adoption of an Israeli Appendix to the Company's 2020 Equity Compensation Plan.

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such a filing.

President and CEO — Daniel Bernstein: Daniel Bernstein is stepping down as President and CEO with a named successor, Farouq Tuweiq.