# Koss Corp (KOSS)

> Cited company facts from SEC filings, by Steadybase. Web page: https://steadybase.io/company/koss-corp/ JSON: https://steadybase.io/company/koss-corp.json Checked Nov 10, 2026. Latest filing read: Oct 30, 2026.

## Company

- Legal name: KOSS CORP
- Ticker: KOSS (Nasdaq)
- SEC CIK: 0000056701
- Industry: Household Audio & Video Equipment (SIC 3651)
- Headquarters: Milwaukee, WI
- Fiscal year ends: June 30
- SEC filer category: Non-accelerated filer<br>Smaller reporting company
- Website: koss.com
- LinkedIn: https://www.linkedin.com/company/koss
- Next earnings date: Jan 28, 2027 (estimated from past 8-K timing)

## Key facts

- Revenue: $13.0M for the fiscal year ended Jun 30, 2026 (10-K filed Aug 28, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/0000056701-26-000034-index.html
- Operating income: -$1.5M for the fiscal year ended Jun 30, 2026 (10-K filed Aug 28, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/0000056701-26-000034-index.html
- Net income: -$391,464 for the fiscal year ended Jun 30, 2026 (10-K filed Aug 28, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/0000056701-26-000034-index.html
- SG&A: $7.0M for the fiscal year ended Jun 30, 2026 (10-K filed Aug 28, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/0000056701-26-000034-index.html
- Employees: 30 as of Jun 30, 2026, as reported in an SEC filing. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- Shares outstanding: 9,466,438 as of Oct 26, 2026 (10-Q filed Oct 30, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000048/0000056701-26-000048-index.html
- Auditor: Wipfli LLP, Radnor, Pennsylvania, named in the latest 10-K. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm

## Business

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.

Source: Item 1. Business, https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm

## Annual results

| Fiscal year ended | Revenue | Operating income | Net income | SG&A |
|---|---|---|---|---|
| Jun 30, 2026 | $13.0M | -$1.5M | -$391,464 | $7.0M |
| Jun 30, 2025 | $12.6M | -$1.7M | -$874,831 | $6.5M |
| Jun 30, 2024 | $12.3M | -$1.9M | -$950,911 | $6.1M |
| Jun 30, 2023 | $13.1M | -$24.9M | $8.3M | $29.3M |
| Jun 30, 2022 | $17.7M | $902,023 | $1.3M | $5.8M |

Each figure comes from the annual report for that year. Filing links for every figure: https://steadybase.io/company/koss-corp.json

## Officers and directors

- Michael J. Koss, Chairman and CEO. LinkedIn: https://linkedin.com/in/michael-koss-9a699. Source: 8-K filed Oct 29, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000046/koss-20261029xex99_1.htm
- Kim M. Schulte, Chief Financial Officer. LinkedIn: https://www.linkedin.com/in/kim-schulte-8347474. Source: 10-K filed Aug 28, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- Michael J. Koss Jr, Executive Vice President. Source: Form 4 filed May 8, 2026, https://www.sec.gov/Archives/edgar/data/56701/000119312526214740/0001193125-26-214740-index.htm
- Lenore E. Lillie, Director. Source: 10-K filed Aug 28, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- Thomas L. Doerr, Director. Source: 10-K filed Aug 28, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- William J. Sweasy, Director. Source: 10-K filed Aug 28, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- John C. Koss, recognized for creating the personal listening industry with the first Koss SP/3 stereo headphone in 1958. Source: 10-K filed Aug 29, 2025, https://www.sec.gov/Archives/edgar/data/56701/000005670125000044/koss-20250630x10k.htm
- John Koss, Jr., Board member (per proxy). Source: DEF 14A filed Aug 28, 2026, https://www.sec.gov/Archives/edgar/data/56701/000005670126000036/koss-20260827xdef14a.htm

## Recent 8-K events

- Oct 29, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000046/koss-20261029x8k.htm
- Oct 16, 2026: Item 5.07, Submission of matters to a vote of security holders. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000041/koss-20261014x8k.htm
- Aug 27, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000032/koss-20260827x8k.htm
- May 7, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000015/koss-20260507x8k.htm
- Jan 29, 2026: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000006/koss-20260129x8k.htm
- Oct 30, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670125000057/koss-20251030x8k.htm
- Oct 20, 2025: Item 5.07, Submission of matters to a vote of security holders. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670125000052/koss-20251015x8k.htm
- Aug 28, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670125000042/koss-20250828x8k.htm
- May 8, 2025: Item 5.02, Departure or appointment of directors or officers; compensation. Source: https://www.sec.gov/Archives/edgar/data/56701/000089843225000322/form-8k.htm
- May 8, 2025: Item 2.02, Results of operations and financial condition (earnings release); Item 9.01, Financial statements and exhibits. Source: https://www.sec.gov/Archives/edgar/data/56701/000005670125000015/koss-20250508x8k.htm

## Insider trades (Form 4)

- Dec 2, 2025: Lenore Lillie (Director) bought 2,500 shares, about $12,400. Source: https://www.sec.gov/Archives/edgar/data/56701/000119312525308136/0001193125-25-308136-index.htm

## What management said

- "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" Michael J. Koss, Chairman and CEO (8-K filed Oct 29, 2026). Source: https://www.sec.gov/Archives/edgar/data/56701/000005670126000046/koss-20261029xex99_1.htm

## Latest filings

- 8-K filed Oct 29, 2026: https://www.sec.gov/Archives/edgar/data/56701/000005670126000046/koss-20261029x8k.htm
- 10-K filed Aug 28, 2026: https://www.sec.gov/Archives/edgar/data/56701/000005670126000034/koss-20260630x10k.htm
- 10-Q filed Oct 30, 2026: https://www.sec.gov/Archives/edgar/data/56701/000005670126000048/koss-20260930x10q.htm
- DEF 14A filed Aug 28, 2026: https://www.sec.gov/Archives/edgar/data/56701/000005670126000036/koss-20260827xdef14a.htm

## About this data

SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from.
Steadybase covers US-headquartered public companies that file with the SEC. API and MCP access: https://steadybase.io/docs/