---
title: "Koss Corporation (KOSS.US) — Company Overview"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/KOSS.US/overview.md"
symbol: "KOSS.US"
name: "Koss Corporation"
parent: "https://longbridge.com/en/quote/KOSS.US.md"
datetime: "2026-04-05T06:26:49.689Z"
locales:
  - [en](https://longbridge.com/en/quote/KOSS.US/overview.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/KOSS.US/overview.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/KOSS.US/overview.md)
---

> Supported Languages: [简体中文](https://longbridge.com/zh-CN/quote/KOSS.US/overview.md) | [繁體中文](https://longbridge.com/zh-HK/quote/KOSS.US/overview.md)


# Koss Corporation (KOSS.US) — Company Overview

## Basic Information

| Item | Detail |
|------|--------|
| Industry | Consumer Electronics |
| Exchange | US Market |
| Address | 4129 North Port Washington Avenue, Milwaukee, Wisconsin, United States |
| Website | [www.koss.com](https://www.koss.com) |

## Company Profile

Koss Corporation, together with its subsidiaries, engages in the design, manufacture, and sale of stereo headphones and related accessories in the United States, Sweden, the Czech Republic, Japan, Malaysia, Korea, Canada, and internationally. The company offers high-fidelity headphones, wireless bluetooth headphones, wireless bluetooth speakers, computer headsets, telecommunications headsets, and active noise canceling headphones. It sells its products through distributors, international distributors, audio specialty stores, the internet, national retailers, grocery stores, electronics retailers, and prisons under the Koss name, as well as private label. The company also sells its products to distributors for resale to school systems, as well as directly to other manufacturers.

## Key Executives

| Name | Title |
|------|-------|
| Michael J. Koss | Chairman, President, CEO & COO |
| Kim M. Schulte | CFO & Corporate Secretary |
| John C. Koss | Vice President of Sales |
| Michael J. Koss | Executive Vice President of Marketing & Product and Director |
| Thomas L. Doerr | Independent Lead Director |
| William J. Sweasy | Independent Director |
| Lenore E. Lillie | Director |

## Major Shareholders

| Name | Ratio | Report Date |
|------|-------|-------------|
| Koss Family Voting Trust | 28.49% | 2026-02-17 |
| Michael J. Koss | 9.85% | 2026-02-17 |
| John C. Koss | 2.85% | 2025-08-25 |
| The Vanguard Group, Inc. | 2.36% | 2025-12-31 |
| Koss Foundation | 2.29% | 2025-08-25 |
| BlackRock, Inc. | 0.93% | 2025-12-31 |
| Geode Capital Management, LLC | 0.64% | 2025-12-31 |
| William J. Sweasy | 0.32% | 2025-08-25 |
| Michael J. Koss | 0.27% | 2025-08-25 |
| Dimensional Fund Advisors LP | 0.25% | 2025-12-31 |

## Business Breakdown

| Segment | Revenue | Ratio |
|---------|---------|-------|
| Design, Manufacture and Sale of Stereo Headphones and Related Accessories | 12624170 | 100% |

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## Geographic Segments

| Region | Revenue | Ratio |
|--------|---------|-------|
| United States | 8968799 | 71.04% |
| Sweden | 1247981 | 9.89% |
| Czech Republic | 1206827 | 9.56% |
| All Other Countries | 590768 | 4.68% |
| Korea, Republic of | 207061 | 1.64% |
| Malaysia | 156976 | 1.24% |
| Canada | 131320 | 1.04% |
| Other | 114438 | 0.91% |


---

> **Disclaimer: This article is for reference only and does not constitute any investment advice.**