KOSS Revenue Flow Filed revenue amounts for 2025-07-01 to 2026-06-30. Coverage is partial. Unconnected amounts are separate disclosures; they must not be added together.
2026-06-30: Revenue (m) ; Revenue including tax $3.26M* ; Cost of revenue $1.27M* ; Selling, general and administrative $1.72M* . 2026-03-31: Revenue (m) ; Revenue including tax $2.82M ; Cost of revenue $1.82M ; Selling, general and administrative $1.72M . 2025-12-31: Revenue (m) ; Revenue including tax $2.86M ; Cost of revenue $2.03M ; Selling, general and administrative $1.85M . 2025-09-30: Revenue (m) ; Revenue including tax $4.07M ; Cost of revenue $2.44M ; Selling, general and administrative $1.67M . Geography Separate filed amounts; connecting flows are not established. Components and totals may overlap.
KOSS revenue flow Filed amounts. Only explicit calculation relationships connect amounts; dimensional membership alone does not establish an additive flow. Non Us $2.15M US $10.87M Revenue $13.02M Cost of revenue $7.57M Gross profit $5.45M Operating income -$1.51M Research & development $229.74K Selling, general & administrative $6.96M Pre-tax income -$380.57K Income tax $10.89K Net income -$391.46K
Segment Separate filed amounts; connecting flows are not established. Components and totals may overlap.
KOSS revenue flow Filed amounts. Only explicit calculation relationships connect amounts; dimensional membership alone does not establish an additive flow. Headphones And Related Accessories $13.02M Revenue $13.02M Cost of revenue $7.57M Gross profit $5.45M Operating income -$1.51M Research & development $229.74K Selling, general & administrative $6.96M Pre-tax income -$380.57K Income tax $10.89K Net income -$391.46K
Finer product or service dollar figures and nonoverlapping groupings are shown only where supported by the retained filing evidence. Growth percentages are never converted to revenue dollars.
Historical revenue and expense breakdown Revenue and expense 3 month Period end Revenue Revenue including tax Cost of revenue Selling, general and administrative Operating expenses Income tax Net income 2026-06-30 (m) $3.26M* $1.27M* $1.72M* (m) $3.55K* $476.80K* 2026-03-31 (m) $2.82M $1.82M $1.72M (m) $1.82K -$546.59K 2025-12-31 (m) $2.86M $2.03M $1.85M (m) $2.76K -$565.41K 2025-09-30 (m) $4.07M $2.44M $1.67M (m) $2.76K $243.73K 2025-03-31 (m) $2.78M $1.70M $1.60M (m) $5.91K -$316.74K 2024-12-31 (m) $3.56M $2.15M $1.55M (m) $2.76K $94.14K 2024-09-30 (m) $3.20M $2.03M $1.81M (m) $2.76K -$419.54K 2024-03-31 (m) $2.64M $1.80M $1.45M (m) -$81.13K -$313.78K 2023-12-31 (m) $3.36M $2.25M $1.58M (m) $1.88K -$269.15K 2023-09-30 (m) $3.37M $2.31M $1.54M (m) $1.88K -$257.61K 2023-03-31 (m) $3.38M $2.08M $1.75M (m) -$30.91K -$224.48K 2022-12-31 (m) $3.28M $2.15M $2.48M (m) -$103.10K -$1.15M 2022-09-30 (m) $3.36M $2.17M $23.68M (m) $597.94K $9.94M 2022-03-31 (m) $4.63M $2.67M $1.57M (m) $3.58K $403.20K 2021-12-31 (m) $4.42M $2.87M $1.23M (m) $1.03K $578.97K 2021-09-30 (m) $4.37M $2.78M $1.78M (m) $1.03K -$99.36K 2021-03-31 (m) $3.99M $2.57M $2.27M (m) $49.00 -$474.17K 2020-12-31 (m) $4.93M $3.31M $1.62M (m) $2.54K $508.89K 2020-09-30 (m) $5.21M $3.57M $1.51M (m) $1.48K $126.93K 2020-03-31 (m) $4.79M $3.20M $1.69M (m) $6.10K -$97.37K 2019-12-31 (m) $4.16M $2.80M $1.59M (m) $22.00 -$215.71K 2019-09-30 (m) $5.41M $4.06M $1.66M (m) $0.00 -$310.75K 2019-03-31 (m) $4.86M $3.21M $1.54M (m) -$23.02K $137.88K 2018-12-31 (m) $5.41M $3.75M $1.56M (m) $0.00 $103.15K 2018-09-30 $5.78M $5.78M $3.95M $1.79M (m) $25.00 $41.57K 2018-06-30 $7.24M* (m) (m) (m) (m) (m) (m) 2018-03-31 $4.33M $4.39M $3.38M $1.77M (m) $4.27K -$762.15K 2017-12-31 $5.88M $5.89M $4.01M $1.80M (m) $3.02M -$2.94M 2017-09-30 $6.08M (m) $4.40M $1.65M (m) $25.69K $21.97K 2017-03-31 $4.77M (m) $3.82M $1.97M (m) $62.52K -$1.12M 2016-12-31 $6.69M (m) $4.48M $1.99M (m) $82.49K $140.11K 2016-09-30 $6.35M (m) $4.41M $1.78M (m) $43.93K $84.21K 2016-03-31 $6.00M (m) $3.89M $2.11M (m) $497.87K $869.69K 2015-12-31 $7.23M (m) $4.57M $1.99M (m) $248.84K $386.63K 2015-09-30 $5.53M (m) $3.88M $1.77M (m) -$61.40K -$100.80K 2015-06-30 (m) (m) (m) (m) $1.85M* (m) (m) 2015-03-31 $6.00M (m) $3.89M $2.00M $2.00M $58.59K $57.22K 2014-12-31 $7.04M (m) $4.63M $2.09M $2.09M $141.50K $165.59K 2014-09-30 $5.47M (m) $3.63M $1.99M $1.99M -$58.10K -$95.00K 2014-03-31 $4.30M (m) $3.21M $2.35M $2.12M -$938.88K -$25.12K 2013-12-31 $6.52M (m) $4.43M $2.86M $2.97M -$1.97M -$3.45M 2013-09-30 $6.82M (m) $4.51M $2.88M $2.18M $48.87K $79.40K 2013-03-31 $8.30M (m) $5.00M $3.11M $3.26M -$58.58K (m) 2012-12-31 $8.64M (m) $5.88M $3.00M $2.19M $200.57K (m) 2012-09-30 $8.91M (m) $5.66M $3.02M $2.64M $219.70K (m) 2012-03-31 $8.23M (m) $5.08M $3.02M $2.40M $96.44K (m) 2011-12-31 $9.99M (m) $6.19M $2.92M $2.46M $489.07K (m) 2011-09-30 $8.75M (m) $5.43M $2.89M $2.83M $172.35K (m) 2011-03-31 $8.42M (m) $5.03M $2.71M $2.33M $326.99K (m) 2010-12-31 $12.80M (m) $7.59M $2.59M $2.79M $927.84K (m) 2010-09-30 $10.03M (m) $5.67M $3.10M $3.37M $323.16K (m)
Revenue and expense 6 month Period end Revenue Revenue including tax Cost of revenue Selling, general and administrative Operating expenses Income tax Net income 2025-12-31 (m) $6.93M $4.47M $3.52M (m) $5.52K -$321.68K 2024-12-31 (m) $6.76M $4.18M $3.36M (m) $5.52K -$325.39K 2023-12-31 (m) $6.73M $4.56M $3.12M (m) $3.76K -$526.76K 2022-12-31 (m) $6.65M $4.31M $26.16M (m) $494.84K $8.80M 2021-12-31 (m) $8.78M $5.65M $3.01M (m) $2.06K $479.61K 2020-12-31 (m) $10.14M $6.88M $3.12M (m) $4.02K $635.82K 2019-12-31 (m) $9.57M $6.86M $3.25M (m) $22.00 -$526.46K 2018-12-31 (m) $11.20M $7.70M $3.35M (m) $25.00 $144.72K 2017-12-31 $11.95M $11.97M $8.41M $3.45M (m) $3.04M -$2.92M 2016-12-31 $13.04M (m) $8.89M $3.76M (m) $126.42K $224.32K 2015-12-31 $12.76M (m) $8.45M $3.75M (m) $187.44K $285.83K 2014-12-31 $12.51M (m) $8.26M $4.09M $4.09M $83.39K $70.59K 2013-12-31 $13.35M (m) $8.94M $5.75M $5.15M -$1.92M -$3.37M 2012-12-31 $17.56M (m) $11.55M $6.02M $4.83M $420.26K (m) 2011-12-31 $18.75M (m) $11.62M $5.81M $5.29M $661.41K (m) 2010-12-31 $22.83M (m) $13.26M $5.69M $6.16M $1.25M (m)
Revenue and expense 9 month Period end Revenue Revenue including tax Cost of revenue Selling, general and administrative Operating expenses Income tax Net income 2026-03-31 (m) $9.76M $6.29M $5.24M (m) $7.34K -$868.26K 2025-03-31 (m) $9.54M $5.88M $4.96M (m) $11.43K -$642.13K 2024-03-31 (m) $9.37M $6.35M $4.57M (m) -$77.37K -$840.54K 2023-03-31 (m) $10.03M $6.39M $27.91M (m) $463.93K $8.58M 2022-03-31 (m) $13.42M $8.32M $4.58M (m) $5.64K $882.81K 2021-03-31 (m) $14.13M $9.45M $5.39M (m) $4.07K $161.65K 2020-03-31 (m) $14.36M $10.06M $4.94M (m) $6.13K -$623.84K 2019-03-31 (m) $16.06M $10.91M $4.89M (m) -$23.00K $282.60K 2018-03-31 $16.28M $16.37M $11.79M $5.20M (m) $3.05M -$3.68M 2017-03-31 $17.81M (m) $12.71M $5.73M (m) $188.95K -$893.26K 2016-03-31 $18.76M (m) $12.34M $5.86M (m) $685.31K $1.16M 2015-03-31 $18.51M (m) $12.14M $6.01M $6.09M $141.98K $127.81K 2014-03-31 $17.65M (m) $12.15M $8.10M $7.27M -$2.86M -$3.40M 2013-03-31 $25.86M (m) $16.55M $9.13M $8.09M $361.68K (m) 2012-03-31 $26.98M (m) $16.70M $8.83M $7.69M $757.85K (m) 2011-03-31 $31.25M (m) $18.29M $8.40M $8.49M $1.58M (m)
Revenue and expense 12 month Period end Revenue Revenue including tax Cost of revenue Research and development Selling, general and administrative Operating expenses Income tax Net income 2026-06-30 (m) $13.02M $7.57M $229.74K $6.96M (m) $10.89K -$391.46K 2025-06-30 (m) $12.62M $7.85M $213.87K $6.51M (m) $17.48K -$874.83K 2024-06-30 (m) $12.27M $8.08M $238.09K $6.06M (m) -$73.60K -$950.91K 2023-06-30 (m) $13.10M $8.64M $288.23K $29.34M (m) $317.38K $8.32M 2022-06-30 (m) $17.71M $10.99M $285.24K $5.81M (m) $7.52K $1.27M 2021-06-30 (m) $19.55M $12.81M $410.60K $7.12M (m) $4.13K $493.59K 2020-06-30 (m) $18.31M $12.65M $397.36K $6.15M (m) $1.74K -$465.60K 2019-06-30 (m) $21.84M $15.02M (m) $6.54M (m) -$26.50K $305.99K 2018-06-30 $23.52M $23.52M $16.97M $427.01K $6.92M (m) $3.04M -$3.41M 2017-06-30 $24.05M (m) $17.16M $213.65K $7.60M (m) $190.55K -$963.64K 2016-06-30 $26.00M (m) $17.06M $91.26K $7.96M (m) $874.04K $1.39M 2015-06-30 $24.23M (m) $15.78M $0.00 $7.90M $7.94M $17.38K $482.61K 2014-06-30 $23.84M (m) $17.82M $1.02M $10.47M $9.72M -$4.40M -$5.55M 2013-06-30 $35.76M (m) $22.36M $1.44M $13.35M $5.76M $2.27M $5.43M 2012-06-30 $37.87M (m) $23.33M $1.31M $12.12M $10.64M $1.10M (m) 2011-06-30 $41.52M (m) $24.66M $900.00K $11.43M $10.61M $1.94M (m)