# Koss Corporation
Based in Milwaukee, Wisconsin, Koss Corporation designs, manufactures, and sells stereo headphones and related audio accessories. The company's product portfolio includes high-fidelity headphones, wireless Bluetooth headphones and speakers, computer headsets, telecommunications headsets, and active noise-canceling headphones. Founded in 1953, Koss maintains a primarily domestic focus with a lean operational footprint of 26 full-time employees.
The company distributes its products under the Koss brand through multiple channels, including audio specialty retailers, national electronics retailers, grocery stores, internet sales, and private-label arrangements. Koss also supplies products to school systems through educational distributors and manufactures headphones for other companies on an original equipment manufacturer basis. Its geographic reach extends across the United States and select international markets, including Sweden, the Czech Republic, Japan, Malaysia, Korea, and Canada.
Fiscal years are as reported by the company and may not align with the calendar year. For example, Apple's FY 2024 ends in September 2024.
| Fiscal Year | EPS Diluted | EPS Basic | YoY | |
|---|---|---|---|---|
| 2025 | $-0.09 | $-0.09 | +10.0% | |
| 2024 | $-0.10 | $-0.10 | -111.8% | |
| 2023 | $0.85 | $0.90 | +553.8% | |
| 2022 | $0.13 | $0.14 | +160.0% | |
| 2021 | $0.05 | $0.06 | +183.3% | |
| 2020 | $-0.06 | $-0.06 | -200.0% | |
| 2019 | $0.06 | $0.06 | +113.0% | |
| 2018 | $-0.46 | $-0.46 | -253.8% | |
| 2017 | $-0.13 | $-0.13 | -168.4% | |
| 2016 | $0.19 | $0.19 | +171.4% | |
| 2015 | $0.07 | $0.07 | +109.3% | |
| 2014 | $-0.75 | $-0.75 | -201.4% | |
| 2013 | $0.74 | $0.74 | +85.0% | |
| 2012 | $0.40 | $0.40 | — |
| Report Date | Filed | Accession Number | |
|---|---|---|---|
| 2025-06-30 | 2025-08-29 | 0000056701-25-000044 | SEC ↗ |
| 2024-06-30 | 2024-08-30 | 0000056701-24-000028 | SEC ↗ |
| 2023-06-30 | 2023-08-25 | 0000056701-23-000026 | SEC ↗ |
| 2022-06-30 | 2022-08-26 | 0000056701-22-000021 | SEC ↗ |
| 2021-06-30 | 2021-08-20 | 0000056701-21-000024 | SEC ↗ |
| 2020-06-30 | 2020-08-27 | 0001437749-20-018841 | SEC ↗ |
| 2019-06-30 | 2019-08-30 | 0001437749-19-017702 | SEC ↗ |
| 2018-06-30 | 2018-08-23 | 0000056701-18-000033 | SEC ↗ |
| 2017-06-30 | 2017-08-25 | 0000056701-17-000038 | SEC ↗ |
| 2016-06-30 | 2016-08-25 | 0000056701-16-000084 | SEC ↗ |
| 2015-06-30 | 2015-08-28 | 0000056701-15-000031 | SEC ↗ |
| 2014-06-30 | 2014-08-28 | 0000056701-14-000028 | SEC ↗ |
| 2013-06-30 | 2013-08-23 | 0000056701-13-000033 | SEC ↗ |
| 2012-06-30 | 2012-08-27 | 0000056701-12-000011 | SEC ↗ |
| 2011-06-30 | 2011-09-02 | 0001104659-11-050170 | SEC ↗ |
| 2010-06-30 | 2010-09-20 | 0001104659-10-049173 | SEC ↗ |
| 2009-06-30 | 2009-08-26 | 0001104659-09-051789 | SEC ↗ |
| 2008-06-30 | 2008-08-25 | 0001104659-08-054880 | SEC ↗ |
| 2007-06-30 | 2007-08-20 | 0000950134-07-018572 | SEC ↗ |
| 2006-06-30 | 2006-09-06 | 0001104659-06-059662 | SEC ↗ |
| 2005-06-30 | 2005-09-28 | 0000950134-05-018501 | SEC ↗ |
| 2004-06-30 | 2004-09-30 | 0000950134-04-014343 | SEC ↗ |
| 2003-06-30 | 2003-08-19 | 0000950134-03-012050 | SEC ↗ |
| 2002-06-30 | 2002-09-12 | 0000950134-02-011206 | SEC ↗ |
| 1998-06-30 | 1998-09-24 | 0000950124-98-005202 | SEC ↗ |
| 1997-06-30 | 1997-09-22 | 0000950124-97-004821 | SEC ↗ |
| 1995-06-30 | 1995-09-25 | 0000950124-95-003043 | SEC ↗ |