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KOSS CORP

For the period ended Sep 30, 2026. Filed Oct 30, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2026 · Filed Oct 30, 2026

KOSS$3.30+4.4%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

s

Exhibit No.Exhibit Description
3.1Amended and Restated Certificate of Incorporation of Koss Corporation, as in effect on November 19, 2009. Filed as Exhibit 3.1 to the Company’s Quarterly Report on Form 10-Q for the period ended December 31, 2009 and incorporated herein by reference.
3.2By-Laws of Koss Corporation. Filed as Exhibit 3.2 to the Company’s Annual Report on Form 10-K for the year ended June 30, 1996 and incorporated herein by reference.
3.3Amendment to the By-Laws of Koss Corporation. Filed as Exhibit 3.3 to the Company’s Current Report on Form 8-K on March 9, 2006 and incorporated herein by reference.
3.4Amendment to the By-Laws of Koss Corporation. Filed as Exhibit 3.4 to the Company’s Annual Report on Form 10-K on August 27, 2020 and incorporated herein by reference.
10.1Fifth Amendment to Revolving Credit Agreement, effective October 30, 2026, by and between the Company and Town Bank*
31.1Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer *
31.2Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer *
32.1Certification of Michael Koss, Chief Executive Officer, pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 **
32.2Certification of Kim Schulte, Chief Financial Officer, pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 **
101The following financial information from Koss Corporation's Quarterly Report on Form 10-Q for the quarter ended September 30, 2026, formatted in XBRL (eXtensible Business Reporting Language): (i) Condensed Consolidated Balance Sheets as of September 30, 2026 and June 30, 2026, (ii) Condensed Consolidated Statements of Operations (Unaudited) for the three months ended September 30, 2026 and 2025, (iii) Condensed Consolidated Statements of Comprehensive (Loss) Income for the three months ended September 30, 2026 and 2025, (iv) Condensed Consolidated Statements of Cash Flows (Unaudited) for the three months ended September 30, 2026 and 2025, (vi) Condensed Consolidated Statements of Stockholders' Equity (Unaudited) for the three months ended September 30, 2026 and 2025 and (v) the Notes to Condensed Consolidated Financial Statements (Unaudited). *

*Filed herewith

**Furnished herewith. This certification is deemed not filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (Exchange Act), or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act.

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SIGNATURES

Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

KOSS CORPORATION
/s/ Michael J. KossOctober 30, 2026
Michael J. Koss
Chairman
Chief Executive Officer
/s/ Kim M. SchulteOctober 30, 2026
Kim M. Schulte
Chief Financial Officer
Principal Accounting Officer
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.