Results of Operations and Financial Condition. On August 27, 2026, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended June 30, 202 6. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On May 7, 2026, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended March 31, 2026. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On January 29, 2026, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended December 31, 202 5. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On October 30, 2025, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended September 30, 202 5. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On August 28, 2025, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended June 30, 202 5. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Vice President ‒ Sales — John C. Koss, Jr.: Vice President ‒ Sales plans to retire no sooner than June 30, 2026.

Results of Operations and Financial Condition. On May 8, 2025, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended March 31, 202 5. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On January 30, 2025, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended December 31, 202 4. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On October 31, 2024, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended September 30, 202 4. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On August 29, 2024, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended June 30, 202 4. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On May 9, 2024, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended March 31, 202 4. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On February 1, 2024, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended December 31, 202 3. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On October 26, 2023, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended September 30, 202 3. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Approval of a new equity incentive plan and termination of the prior plan.

The filing is about the approval of a new equity incentive plan and does not involve any management changes.

Results of Operations and Financial Condition. On August 24, 2023, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended June 30, 202 3. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Director — Theodore H. Nixon: Mr. Nixon decided not to stand for re-election at the Company’s 2023 Annual Meeting of Stockholders.

Results of Operations and Financial Condition. On May 11, 2023, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended March 31, 202 3. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On January 26, 2023, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended December 31, 202 2. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On October 28, 2022, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended September 30, 202 2. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On August 25, 2022, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter and year ended June 30, 202 2. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On May 5, 2022, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended March 31, 202 2. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Results of Operations and Financial Condition. On February 3, 2022, Koss Corporation issued a press release (the “Press Release”) announcing its financial results for the quarter ended December 31, 202 1. A copy of the Press Release is being furnished as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference. The information in this

Chief Financial Officer and Corporate Secretary — Kim M. Schulte: Ms. Schulte was promoted to CFO and Corporate Secretary upon the retirement of David D. Smith.

Results of Operations and Financial Condition. In accordance with General Instruction B.2 of Form 8-K, the information in this report shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended.