UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ------------- FORM 8-K/A AMENDMENT NO. 1 CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) February 13, 2002 ------------------- DIGI INTERNATIONAL INC. -------------------------------------------------------------------------------- (Exact name of Registrant as specified in its charter) DELAWARE 0-17972 41-1532464 ---------------------------- ------------------------ ------------------- (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification No.) 11001 BREN ROAD EAST MINNETONKA, MINNESOTA 55343 ----------------------------------------- ----------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (952) 912-3444 ---------------------------- Item 7. Financial Statements and Exhibits. On February 13, 2002, Digi International Inc. ("Digi") completed its merger with NetSilicon, Inc. ("NetSilicon"). Pursuant to the Agreement and Plan of Merger, dated as of October 30, 2001, among Digi, Dove Sub Inc., a wholly owned subsidiary of Digi ("Dove Sub"), and NetSilicon (the "Merger Agreement"), NetSilicon merged with and into Dove Sub (the "Merger"). Dove Sub, as the surviving corporation in the Merger, will remain a wholly owned subsidiary of Digi and has adopted the name "NetSilicon, Inc." in connection with the Merger. This Current Report on Form 8-K/A includes certain financial information required by Item 7 that was not contained in the Current Report on Form 8-K dated and filed February 22, 2002 (File No. 0-17972) relating to the Merger. The following information follows or is attached hereto as an exhibit: (a) Financial Statements of NetSilicon. The following information is attached hereto as Exhibit 99.2: Report of Independent Certified Public Accountants Consolidated Balance Sheets as of January 31, 2002 and 2001 Consolidated Statements of Operations for the Year Ended January 31, 2002, 2001 and 2000 Consolidated Statements of Stockholders' Equity (Deficit) for the Years Ended January 31, 2002, 2001 and 2000 Consolidated Statements of Cash Flows for the Years Ended January 31, 2002, 2001 and 2000 Notes to Consolidated Financial Statements (b) Pro Forma Financial Information. The following information is attached hereto as Exhibit 99.3: (i) NetSilicon Introduction to Unaudited Pro Forma Combined Condensed Statement of Operations Unaudited Pro Forma Combined Condensed Statement of Operations for the year ended September 30, 2001 Notes to Unaudited Pro Forma Combined Condensed Financial Statements (ii) Digi International Inc. Introduction to Unaudited Pro Forma Combined Condensed Financial Statements Unaudited Pro Forma Combined Condensed Balance Sheet as of December 31, 2001 Unaudited Pro Forma Combined Condensed Statement of Operations for the three months ended December 31, 2001 Unaudited Pro Forma Combined Condensed Statement of Operations for the year ended September 30, 2001 Notes to Unaudited Pro Forma Combined Condensed Financial Statements (c) Exhibits. 2 Agreement and Plan of Merger among Digi International Inc., Dove Sub Inc. and NetSilicon, Inc., dated as of October 30, 2001 (incorporated by reference to Annex A to the joint proxy statement/prospectus dated 2 January 9, 2002, included in a Registration Statement on Form S-4 filed by Digi International Inc. on January 4, 2002, as amended (Reg. No. 333-74118)). 23 Consent of Independent Certified Public Accountants. 99.1 Press Release dated February 13, 2002 (incorporated by reference to Exhibit 99 to the Registrant's Current Report on Form 8-K dated February 13, 2002 and filed with the Commission on February 22, 2002 (File No. 0-17972)). 99.2 Financial Statements of NetSilicon. 99.3 Pro Forma Financial Information. 3 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. DIGI INTERNATIONAL INC. Date: April 26, 2002 By /s/ Subramanian Krishnan -------------------------------------- Subramanian Krishnan Senior Vice President, Chief Financial Officer and Treasurer 4 EXHIBIT INDEX No. Exhibit Manner of Filing --- ------- ---------------- 2 Agreement and Plan of Merger among Digi International Inc., Dove Sub Inc. Incorporated by and NetSilicon, Inc., dated as of October 30, 2001 (incorporated by Reference reference to Annex A to the joint proxy statement/prospectus dated January 9, 2002, included in a Registration Statement on Form S-4 filed by Digi International Inc. on January 4, 2002, as amended (Reg. No. 333-74118)). 23 Consent of Independent Certified Public Accountants. Filed Electronically 99.1 Press Release dated February 13, 2002 (incorporated by reference to Exhibit Incorporated by 99 to the Registrant's Current Report on Form 8-K dated February 13, 2002 Reference and filed with the Commission on February 22, 2002 (File No. 0-17972)). 99.2 Financial Statements of NetSilicon. Filed Electronically 99.3 Pro Forma Financial Information. Filed Electronically