Koss Corp.
- KOSS · Nasdaq
- Household Audio & Video Equipment
- Milwaukee, WI
- 30 employees
- CIK 0000056701
Updated from SEC filings through
Top things to know
Executives
- Michael J. Koss Chairman and CEO 8-K, 2026-10-29
- Kim M. Schulte Chief Financial Officer 10-K, 2026-08-28
What leadership is saying
“Sales to certain domestic distributors were strong in the first quarter of fiscal year 2027 compared with the prior-year period . H owever, the significant custom order that shipped in the first quarter of last year for an Education customer’s new product launch did not recur this year . European distributor sales for the three months ended September 30, 2026 were on par to those for the same period in the prior year , supported by necessary inventory replenishment orders”
Earnings press release (8-K Ex. 99.1), filed October 29, 2026
Koss Corp is a U.S. public company in household audio & video equipment (SIC 3651), headquartered in Milwaukee, WI. It trades as KOSS on Nasdaq. Revenue was $13.0M in the fiscal year ending June 30, 2026, +3.1% from the year before. It reported about 30 employees. Michael J. Koss is Chairman and CEO.
Five-year financials
| Metric | FY2026 | FY2025 | FY2024 | FY2023 | FY2022 |
|---|---|---|---|---|---|
| Revenue | $13.0M 10-K, 2026-08-28 | $12.6M 10-K, 2026-08-28 | $12.3M 10-K, 2025-08-29 | $13.1M 10-K, 2024-08-30 | $17.7M 10-K, 2023-08-25 |
| Operating income | -$1.5M 10-K, 2026-08-28 | -$1.7M 10-K, 2026-08-28 | -$1.9M 10-K, 2025-08-29 | -$24.9M 10-K, 2024-08-30 | $902K 10-K, 2023-08-25 |
| SG&A | $7.0M 10-K, 2026-08-28 | $6.5M 10-K, 2026-08-28 | $6.1M 10-K, 2025-08-29 | $29.3M 10-K, 2024-08-30 | $5.8M 10-K, 2023-08-25 |
| Net income | -$391K 10-K, 2026-08-28 | -$875K 10-K, 2026-08-28 | -$951K 10-K, 2025-08-29 | $8.3M 10-K, 2024-08-30 | $1.3M 10-K, 2023-08-25 |
Annual figures from XBRL in each company's own filings. Click a figure to open the filing. SG&A marked derived is general and administrative plus selling and marketing.
Leadership and board
| Name | Title | Source |
|---|---|---|
| Michael J. Koss | Chairman and CEO | 8-K, 2026-10-29 |
| Kim M. Schulte | Chief Financial Officer | 10-K, 2026-08-28 |
| John C. Koss | recognized for creating the personal listening industry with the first Koss SP/3 stereo headphone in 1958 | 10-K, 2025-08-29 |
| Lenore E. Lillie | Director | 10-K, 2026-08-28 |
| Thomas L. Doerr | Director | 10-K, 2026-08-28 |
| William J. Sweasy | Director | 10-K, 2026-08-28 |
| John Koss, Jr. | Board member (per proxy) bio: Director | DEF 14A, 2026-08-28 |
What Koss Corp does
V.K. Limited. Koss Corporation was incorporated in Delaware in 1971.V.K. Limited to comply with certain European Union (“EU”) requirements.K.K. requirements.
Shares and governance
| Shares outstanding | 9.5 million (as of October 26, 2026) | 10-Q, October 30, 2026 |
|---|---|---|
| Public float | $21.9M (as of December 31, 2025) | 10-K, August 28, 2026 |
| Reportable segments | 1 (period ending September 30, 2026) | 10-Q, October 30, 2026 |
| Latest proxy statement | Meeting August 27, 2026 (filed August 28, 2026) | DEF 14A, August 28, 2026 |
| Auditor | Wipfli LLP (Radnor, Pennsylvania) | Latest 10-K |
Insider trades
Open-market buys and sales by officers and directors, from Forms 4 and 5. One row per filing.
| Date | Insider | Trade | Shares | Value | Source |
|---|---|---|---|---|---|
| December 2, 2025 | Lenore Lillie Director | Buy | 2,500 | $12K | Form 4, December 4, 2025 |
Recent 8-K events
- 8-K filed 2026-10-29
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-10-16
- Item 5.07 Submission of matters to a vote of security holders
- 8-K filed 2026-08-27
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-05-07
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-01-29
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-10-30
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-10-20
- Item 5.07 Submission of matters to a vote of security holders
- 8-K filed 2025-08-28
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-05-08
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2025-05-08
- Item 2.02 Results of operations and financial condition (earnings release)
Frequently asked questions about Koss Corp
- What does Koss Corp do?
- In its own words, from Item 1 of its 10-K: "V.K. Limited. Koss Corporation was incorporated in Delaware in 1971.V.K. Limited to comply with certain European Union (“EU”) requirements.K.K. requirements."
- What is Koss Corp's revenue?
- $13.0M for the fiscal year ending June 30, 2026, from its 10-K filed August 28, 2026.
- Is Koss Corp profitable?
- Koss Corp reported net income of -$391K for the fiscal year ending June 30, 2026.
- How many employees does Koss Corp have?
- About 30 as of June 30, 2026, as stated in its annual report.
- Who is the CEO of Koss Corp?
- Michael J. Koss, Chairman and CEO, as named in a 8-K filed October 29, 2026.
- Who is the CFO of Koss Corp?
- Kim M. Schulte, Chief Financial Officer, as named in a 10-K filed August 28, 2026.
- Where is Koss Corp headquartered?
- Milwaukee, WI.
- What is Koss Corp's stock ticker?
- KOSS on Nasdaq.
- What industry is Koss Corp in?
- Household Audio & Video Equipment, SIC code 3651.
- What is Koss Corp's website?
- koss.com.
- When does Koss Corp report earnings next?
- January 28, 2027. Source: estimate_8k_pattern.
- Is Koss Corp a public company?
- Yes. Koss Corp files with the SEC under CIK 0000056701 and trades as KOSS.
- Who audits Koss Corp?
- Wipfli LLP, Radnor, Pennsylvania, as named in its latest annual report (10-K).
- How many shares of Koss Corp are outstanding?
- 9.5 million shares as of October 26, 2026, from its 10-Q filed October 30, 2026.
- What is Koss Corp's public float?
- $21.9M as of December 31, 2025, as reported on the cover of its 10-K filed August 28, 2026.
- How many business segments does Koss Corp report?
- 1 reportable segment for the period ending September 30, 2026, from its 10-Q filed October 30, 2026.
- When is Koss Corp's annual shareholder meeting?
- August 27, 2026, per its proxy statement (DEF 14A) filed August 28, 2026.
- Have Koss Corp insiders traded stock recently?
- Since December 2, 2025, officers and directors reported 0 open-market sales and 1 purchase worth about $12K on Forms 4 and 5. The most recent: Lenore Lillie (Director) bought 2,500 shares on December 2, 2025.