Entry into a Material Definitive Agreement . On August 27, 2026 (the “ Closing Date ”), Digi International Inc. (“ Digi ”) entered into an amended and restated revolving credit agreement (the “ Credit Agreement ”) with BMO Bank N.A. (“ BMO ”), as administrative agent and collateral agent, BMO Capital Markets Corp., Bank of America, N.A. and MUFG Bank, Ltd., as joint lead arrangers, BMO Capital Markets Corp. and Bank of America, N.A., as joint bookrunners, and the several banks and other finan…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant . The disclosure in

Regulation FD Disclosure . The text of Digi’s press release announcing the entry into the Credit Agreement is set forth in Exhibit 99.1 to this current report on Form 8-K and is incorporated by reference into this

below. Digi may use the proceeds of the Credit Facility to finance future permitted acquisitions, the fees and expenses related thereto, and for general corporate purposes. Borrowings of U.S. dollars under the Credit Facility bear interest at a rate per annum equal to Term SOFR, with a floor of 0.00% for an interest period of one, three, or six months as selected by Digi, reset at the end of the selected interest period (or a replacement benchmark rate if Term SOFR is no longer available) plu…

Results of Operations and Financial Condition . On August 5, 2026, Digi International Inc. (“Digi”) issued a press release and investor deck regarding Digi’s financial results for its third fiscal quarter ended June 30, 2026. A copy of Digi’s press release is attached hereto as Exhibit 99.1 and a copy of Digi's investor deck as Exhibit 99.2. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amende…

Results of Operations and Financial Condition . On May 6, 2026, Digi International Inc. (“Digi”) issued a press release and investor deck regarding Digi’s financial results for its second fiscal quarter ended March 31, 2026. A copy of Digi’s press release is attached hereto as Exhibit 99.1 and a copy of Digi's investor deck as Exhibit 99.2. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended…

The filing describes supplemental equity awards for certain officers, which is a routine compensation matter.

Results of Operations and Financial Condition . On February 4, 2026, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its first fiscal quarter ended December 31, 2025. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any fil…

Entry into a Material Definitive Agreement . On December 23, 2025 (the “ First Amendment Effective Date ”), Digi International, Inc. (“ Digi ”) entered into a First Amendment to Revolving Credit Agreement (the “ Amendment ”) with BMO Bank N.A. (“ BMO ”), as administrative and collateral agent, certain subsidiaries of Digi as guarantors (“ Guarantors ”) and the several banks and other financial institutions or entities party thereto as lenders (the “ Lenders ”), which amended that certain Revo…

Results of Operations and Financial Condition . On November 12, 2025, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its fourth fiscal quarter and full fiscal year ended September 30, 2025. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated…

Regulation FD Disclosure . On August 18, 2025, Digi issued a press release announcing its acquisition of Jolt and Digi’s borrowings under the Credit Facility. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Item 7.01, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing under the Securities Act of 193…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant . On August 18, 2025, Digi International Inc. (“Digi”) acquired all of the issued and outstanding shares of Jolt Software, Inc. (“Jolt”) pursuant to an Agreement and Plan of Merger (the “Merger Agreement”), dated August 18, 2025, by and among Digi, Jolt and the other parties named therein for approximately $145.5 million in cash, net of Jolt’s cash and otherwise subject to customa…

Results of Operations and Financial Condition . On August 6, 2025, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its third fiscal quarter ended June 30, 2025. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing un…

Results of Operations and Financial Condition . On May 7, 2025, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its second fiscal quarter ended March 31, 2025. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing und…

Results of Operations and Financial Condition . On February 5, 2025, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its first fiscal quarter ended December 31, 2024. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any fil…

Director — Sally J. Smith: The filing discloses a director's planned retirement from the board, which is a routine governance event rather than the departure of a senior executive officer.

Results of Operations and Financial Condition . On November 13, 2024, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its fourth fiscal quarter and full fiscal year ended September 30, 2024. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated…

Results of Operations and Financial Condition . On August 7, 2024, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its third fiscal quarter ended June 30, 2024. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing un…

Results of Operations and Financial Condition . On May 1, 2024, Digi International Inc. (“Digi”) issued a press release regarding Digi’s financial results for its second fiscal quarter ended March 31, 2024. A copy of Digi’s press release is attached hereto as Exhibit 99.1. The information contained in this Current Report shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing und…