Koss Corporation (KOSS) 10-Year Financial Performance & Capital Metrics

KOSS •

TechnologyConsumer ElectronicsAudio, gaming, and music devices

AboutKoss Corporation, together with its subsidiaries, designs, manufactures, and sells stereo headphones and related accessories in the United States, the Czech Republic, Sweden, Canada, the Russian Federation, Japan, Malaysia, and internationally. It offers high-fidelity headphones, wireless Bluetooth headphones, wireless Bluetooth speakers, computer headsets, telecommunications headsets, active noise canceling headphones, and compact disc recordings under the Koss Classics label. The company sells its products through distributors, international distributors, audio specialty stores, the internet, national retailers, grocery stores, electronics retailers, military exchanges, and prisons under the Koss name, as well as private label. It also sells its products to distributors for resale to school systems, as well as directly to other manufacturers. The company also exports its products. Koss Corporation was founded in 1953 and is headquartered in Milwaukee, Wisconsin.Show more

Revenue $13M +2.9%
EBITDA -$1M +10.7%
Net Income -$875K +8.0%
EPS (Diluted) -0.09 +6.6%
Gross Margin 37.81% +10.8%
EBITDA Margin -11.88% +13.3%
Operating Margin -13.76% +9.9%
Net Margin -6.93% +10.6%
ROE -2.83% +6.2%
ROIC -4.24% +5.1%
Debt/Equity 0.08 -7.0%
Interest Coverage -

Technical Analysis

Key Insights

Based on financial data analysis

✓Strengths

✓Company is almost debt free
✓Healthy 5Y average net margin of 11.7%
✓Trading at only 1.3x book value

✗Weaknesses

✗Negative free cash flow
✗Low quality earnings: Net income not backed by cash flow
✗Sales declining 7.2% over 5 years
✗Trading more than 30% below 52-week high

Price & Volume

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Growth Metrics

Revenue CAGR

10Y-6.31%

5Y-7.17%

3Y-10.66%

TTM4.13%

Profit (Net Income) CAGR

10Y-

5Y-

3Y-

TTM-16.22%

EPS CAGR

10Y-

5Y-

3Y-

TTM-14.67%

ROCE

10Y Avg-8%

5Y Avg-17.11%

3Y Avg-29.05%

Latest-4.88%

Peer Comparison

Audio, gaming, and music devices

Name	Market Cap	Current Price	P/E Ratio	Revenue Growth 1Y	Net Margin	ROE	FCF Yield	Debt/Equity
SONYSony Group Corporation	137.51B	23.06	19.16	-0.49%	9.17%	14.64%	7.8%	0.49
TBCHTurtle Beach Corporation	242.16M	12.54	16.08	44.41%	5.26%	16.5%	0.35%	0.87
RIMEAlgorhythm Holdings, Inc.	4.43M	1.76	-0.69	-39.65%	-101.71%	-8.45%
SONOSonos, Inc.	1.89B	15.40	-30.20	-4.93%	-1.22%	-3.97%	5.72%	0.32
KOSSKoss Corporation	39.1M	4.13	-44.22	2.93%	-6.81%	-2.87%		0.08

Profit & Loss

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Sales/Revenue+	26M	24.05M	23.52M	21.84M	18.31M	19.55M	17.71M	13.1M	12.27M	12.62M
Revenue Growth %	7.31%	-7.49%	-2.24%	-7.12%	-16.16%	6.74%	-9.42%	-26.01%	-6.37%	2.93%
Cost of Goods Sold+	17.06M	17.16M	16.93M	15.02M	12.65M	12.81M	10.99M	8.64M	8.08M	7.85M
COGS % of Revenue	65.61%	71.33%	72.01%	68.78%	69.08%	65.56%	62.07%	65.97%	65.88%	62.19%
Gross Profit+	8.94M	6.9M	6.58M	6.82M	5.66M	6.73M	6.72M	4.46M	4.19M	4.77M
Gross Margin %	34.39%	28.67%	27.99%	31.22%	30.92%	34.44%	37.93%	34.03%	34.12%	37.81%
Gross Profit Growth %	5.85%	-22.89%	-4.54%	3.61%	-16.97%	18.89%	-0.25%	-33.63%	-6.1%	14.05%
Operating Expenses+	6.67M	7.67M	6.92M	6.42M	6.15M	7.12M	5.81M	29.34M	6.06M	6.51M
OpEx % of Revenue	25.67%	31.88%	29.43%	29.37%	33.57%	36.44%	32.84%	223.99%	49.39%	51.57%
Selling, General & Admin	7.87M	7.39M	6.94M	6.42M	6.15M	7.12M	754.77K	125.27K	238.86K	385.3K
SG&A % of Revenue	30.26%	30.71%	29.51%	29.37%	33.57%	36.44%	4.26%	0.96%	1.95%	3.05%
Research & Development	91.26K	213.65K	427.01K	334.79K	397.36K	410.6K	285.24K	288.23K	238.09K	213.87K
R&D % of Revenue	0.35%	0.89%	1.82%	1.53%	2.17%	2.1%	1.61%	2.2%	1.94%	1.69%
Other Operating Expenses	-1.29M	67.55K	0	0	-397.36K	-410.6K	4.77M	28.93M	5.58M	5.91M
Operating Income+	2.27M	-772.13K	-356.91K	404.43K	-484.04K	-390.49K	902.02K	-24.88M	-1.87M	-1.74M
Operating Margin %	8.73%	-3.21%	-1.52%	1.85%	-2.64%	-2%	5.09%	-189.96%	-15.26%	-13.76%
Operating Income Growth %	342.49%	-134.03%	53.78%	213.31%	-219.68%	19.33%	331%	-2858.71%	92.48%	7.21%
EBITDA+	2.76M	-268.54K	169.35K	834.18K	-153.41K	-87.88K	1.2M	-24.65M	-1.68M	-1.5M
EBITDA Margin %	10.6%	-1.12%	0.72%	3.82%	-0.84%	-0.45%	6.75%	-188.2%	-13.7%	-11.88%
EBITDA Growth %	157.01%	-109.74%	163.06%	392.58%	-118.39%	42.72%	1460.43%	-2162.25%	93.19%	10.71%
D&A (Non-Cash Add-back)	487.13K	503.58K	526.26K	429.75K	330.63K	302.62K	293.46K	230.29K	192.27K	237.21K
EBIT	983.11K	-772.13K	-364.16K	276.31K	-484.04K	-390.49K	902.02K	-2.74M	-2.81M	-2.74M
Net Interest Income+	-6.08K	-964	-5.22K	3.18K	20.18K	2.71K	11.51K	520.81K	847.64K	879.77K
Interest Income	0	0	0	3.18K	20.18K	2.71K	11.51K	520.81K	847.64K	879.77K
Interest Expense	6.08K	964	5.22K	0	0	0	0	0	0	0
Other Income/Expense	-6.08K	-964	-5.22K	3.18K	20.18K	888.21K	373.9K	33.52M	847.64K	879.77K
Pretax Income+	2.26M	-773.09K	-343.36K	407.61K	-463.86K	497.72K	1.28M	8.64M	-1.02M	-857.35K
Pretax Margin %	8.7%	-3.21%	-1.46%	1.87%	-2.53%	2.55%	7.21%	65.93%	-8.35%	-6.79%
Income Tax+	874.04K	190.55K	3.04M	-26.5K	1.74K	4.13K	7.52K	317.38K	-73.6K	17.48K
Effective Tax Rate %	61.38%	124.65%	986.14%	106.5%	100.38%	99.17%	99.41%	96.33%	92.82%	102.04%
Net Income+	1.39M	-963.64K	-3.39M	434.11K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Net Margin %	5.34%	-4.01%	-14.4%	1.99%	-2.54%	2.53%	7.16%	63.51%	-7.75%	-6.93%
Net Income Growth %	187.81%	-169.38%	-251.38%	112.82%	-207.25%	206.01%	156.97%	555.88%	-111.43%	8%
Net Income (Continuing)	1.39M	-963.64K	-3.41M	305.99K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Discontinued Operations	0	0	0	0	0	0	0	0	0	0
Minority Interest	0	0	0	0	0	0	0	0	0	0
EPS (Diluted)+	0.19	-0.13	-0.46	0.06	-0.06	0.05	0.13	0.85	-0.10	-0.09
EPS Growth %	171.43%	-168.42%	-253.85%	112.74%	-207.34%	181.4%	153.91%	553.85%	-111.76%	6.6%
EPS (Basic)	0.19	-0.13	-0.46	0.06	-0.06	0.06	0.14	0.91	-0.10	-0.09
Diluted Shares Outstanding	7.31M	7.41M	7.36M	7.41M	7.4M	9.64M	9.99M	9.75M	9.25M	9.36M
Basic Shares Outstanding	7.31M	7.38M	7.36M	7.4M	7.4M	7.86M	9.07M	9.19M	9.25M	9.36M
Dividend Payout Ratio	-	-	-	-	-	-	-	-	-	-

Balance Sheet

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Total Current Assets+	13.73M	12.95M	12.17M	12.91M	12.14M	19.88M	19.88M	29.1M	21.92M	22.6M
Cash & Short-Term Investments	735.39K	432.28K	1.08M	2.23M	4M	9.21M	9.21M	20.16M	14.94M	15.69M
Cash Only	735.39K	432.28K	1.08M	2.23M	4M	9.21M	9.21M	3.09M	2.84M	2.81M
Short-Term Investments	0	0	0	0	0	0	0	17.06M	12.1M	12.88M
Accounts Receivable	4.11M	3.96M	4.74M	3.7M	2.33M	1.85M	1.85M	1.52M	1.42M	1.29M
Days Sales Outstanding	57.76	60.16	73.61	61.84	46.48	34.54	38.13	42.28	42.27	37.39
Inventory	8.6M	8.35M	6.14M	6.85M	5.54M	8.63M	8.63M	6.42M	4.47M	4.89M
Days Inventory Outstanding	183.91	177.52	132.32	166.47	159.82	245.86	286.67	271.29	202.1	227.12
Other Current Assets	583.51K	0	0	0	0	0	0	1M	1.08M	738.33K
Total Non-Current Assets+	10.39M	10.48M	7.51M	10.32M	10.44M	10.08M	10.08M	9.99M	15.28M	14.58M
Property, Plant & Equipment	1.51M	1.41M	1.13M	3.74M	3.57M	4.34M	4.34M	3.97M	3.99M	3.99M
Fixed Asset Turnover	17.17x	17.08x	20.77x	5.84x	5.14x	4.51x	4.08x	3.30x	3.07x	3.16x
Goodwill	0	0	0	0	0	0	0	0	0	0
Intangible Assets	0	0	0	0	0	0	0	0	0	0
Long-Term Investments	0	0	0	0	0	0	0	0	4.99M	4M
Other Non-Current Assets	5.67M	6.02M	6.37M	6.57M	6.87M	5.74M	5.74M	6.02M	6.3M	6.58M
Total Assets+	24.12M	23.42M	19.68M	23.24M	22.58M	29.96M	29.96M	39.09M	37.2M	37.18M
Asset Turnover	1.08x	1.03x	1.20x	0.94x	0.81x	0.65x	0.59x	0.34x	0.33x	0.34x
Asset Growth %	7.55%	-2.89%	-16%	18.09%	-2.82%	32.67%	0%	30.48%	-4.83%	-0.04%
Total Current Liabilities+	3.57M	3.39M	2.61M	3M	2.62M	2.13M	2.13M	2.38M	1.3M	1.94M
Accounts Payable	1.97M	2.24M	1.43M	1.44M	827.71K	796.16K	796.16K	267.51K	329.83K	819.33K
Days Payables Outstanding	42.08	47.71	30.81	34.9	23.88	22.68	26.44	11.3	14.9	38.09
Short-Term Debt	0	0	0	265.44K	783.65K	0	0	0	0	0
Deferred Revenue (Current)	47.75K	21.18K	53.37K	711.41K	440K	574.41K	574.41K	732.09K	262.84K	286.45K
Other Current Liabilities	1.22M	861.67K	486.17K	845.13K	112.22K	275.28K	275.28K	153.5K	159.18K	217.22K
Current Ratio	3.85x	3.82x	4.67x	4.31x	4.64x	9.33x	9.33x	12.21x	16.89x	11.65x
Quick Ratio	1.44x	1.36x	2.31x	2.02x	2.52x	5.28x	5.28x	9.51x	13.44x	9.14x
Cash Conversion Cycle	199.59	189.96	175.11	193.42	182.42	257.72	298.36	302.28	229.47	226.42
Total Non-Current Liabilities+	2.37M	2.46M	2.55M	5.17M	4.81M	5.13M	5.13M	4.9M	4.75M	4.63M
Long-Term Debt	0	0	0	0	0	0	0	0	0	0
Capital Lease Obligations	0	0	2.85M	2.58M	2.31M	3.02M	3.02M	2.79M	2.54M	2.29M
Deferred Tax Liabilities	0	0	348	2.21K	2.51K	0	0	0	0	0
Other Non-Current Liabilities	2.37M	2.46M	2.39M	2.42M	2.33M	1.94M	1.94M	2M	2.09M	2.23M
Total Liabilities	5.93M	5.85M	5.16M	8.16M	7.42M	7.26M	7.26M	7.28M	6.05M	6.57M
Total Debt+	0	0	3.1M	2.85M	3.37M	3.25M	3.25M	3.02M	2.78M	2.54M
Net Debt	-735.39K	-432.28K	2.02M	619.56K	-633.36K	-5.96M	-5.96M	-66.87K	-55.66K	-266.06K
Debt / Equity	-	-	0.21x	0.19x	0.22x	0.14x	0.14x	0.10x	0.09x	0.08x
Debt / EBITDA	-	-	18.32x	3.41x	-	-	2.72x	-	-	-
Net Debt / EBITDA	-0.27x	-	11.93x	0.74x	-	-	-4.99x	-	-	-
Interest Coverage	373.52x	-800.96x	-68.40x	-	-	-	-	-	-	-
Total Equity+	18.19M	17.57M	14.52M	15.07M	15.16M	22.7M	22.7M	31.81M	31.15M	30.61M
Equity Growth %	11.21%	-3.38%	-17.38%	3.82%	0.56%	49.76%	0%	40.14%	-2.08%	-1.72%
Book Value per Share	2.49	2.37	1.97	2.03	2.05	2.35	2.27	3.26	3.37	3.27
Total Shareholders' Equity	18.19M	17.57M	14.52M	15.07M	15.16M	22.7M	22.7M	31.81M	31.15M	30.61M
Common Stock	36.91K	36.91K	36.91K	37.02K	37.02K	45.74K	45.74K	46.17K	46.5K	47.28K
Retained Earnings	13.08M	12.11M	8.73M	8.7M	8.24M	10M	10M	18.65M	17.7M	16.82M
Treasury Stock	0	0	0	0	0	0	0	0	0	0
Accumulated OCI	-7.37M	-7.71M	-7.36M	0	0	0	0	0	0	0
Minority Interest	0	0	0	0	0	0	0	0	0	0

Cash Flow

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Cash from Operations+	314.63K	234.25K	1.03M	1.41M	1.8M	348.74K	-942.53K	10.74M	-190.53K	-214.91K
Operating CF Margin %	1.21%	0.97%	4.38%	6.46%	9.84%	1.78%	-5.32%	81.95%	-1.55%	-1.7%
Operating CF Growth %	192.38%	-25.55%	340.16%	36.85%	27.68%	-80.64%	-370.27%	1239.02%	-101.77%	-12.79%
Net Income	1.39M	-963.64K	-3.39M	434.11K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Depreciation & Amortization	487.13K	503.58K	526.26K	429.75K	330.63K	302.62K	293.46K	230.29K	192.27K	237.21K
Stock-Based Compensation	444.18K	349.75K	331.56K	387.56K	549.59K	0	463.63K	289.68K	155.83K	31.78K
Deferred Taxes	702.01K	170.3K	3.04M	-13.28K	13.28K	0	0	0	0	0
Other Non-Cash Items	-258.52K	-369.54K	-372.75K	-198.6K	-287.7K	53.09K	-1.21M	-339.47K	-477.39K	-296.77K
Working Capital Changes	-2.45M	543.79K	889.82K	371.52K	1.66M	-500.56K	-1.76M	2.24M	889.66K	687.7K
Change in Receivables	-735.39K	-398.81K	-773.33K	1.03M	1.28M	100.13K	429.47K	328.14K	101.17K	127.35K
Change in Inventory	-1.41M	250.14K	2.21M	-712.77K	1.31M	-362.72K	-2.73M	2.21M	1.95M	-411.39K
Change in Payables	-205.6K	276.45K	-813.62K	6.88K	-608.67K	-429.27K	397.73K	-528.65K	62.32K	489.5K
Cash from Investing+	-579.5K	-537.36K	-381.84K	-310.99K	-537.27K	-704.21K	1.81M	-17.02M	-198.43K	-120.28K
Capital Expenditures	-449.8K	-403.43K	-250.62K	-187.76K	-424.16K	-600.15K	-108.16K	-98.44K	-461.76K	-490.72K
CapEx % of Revenue	1.73%	1.68%	1.07%	0.86%	2.32%	3.07%	0.61%	0.75%	3.76%	3.89%
Acquisitions	0	0	0	0	0	0	0	0	0	0
Investments	-	-	-	-	-	-	-	-	-	-
Other Investing	-129.7K	-133.93K	-131.22K	-123.24K	-113.12K	-104.05K	1.92M	-88K	-81.74K	-70.58K
Cash from Financing+	0	0	0	46.68K	506.7K	3.31M	1.39M	171.35K	134.97K	305.91K
Debt Issued (Net)	0	0	0	0	506.7K	0	0	0	0	0
Equity Issued (Net)	0	0	0	0	0	1000K	1000K	0	134.97K	305.91K
Dividends Paid	0	0	0	0	0	0	0	0	0	0
Share Repurchases	0	0	0	0	0	0	0	0	0	0
Other Financing	0	0	0	46.68K	0	0	0	171.35K	0	0
Net Change in Cash	-264.87K	-303.11K	649.25K	1.15M	1.77M	2.95M	2.26M	-6.12M	-253.98K	-29.28K
Free Cash Flow+	-135.17K	-169.18K	780.47K	1.22M	1.38M	-251.42K	-1.05M	10.64M	-652.29K	-705.63K
FCF Margin %	-0.52%	-0.7%	3.32%	5.6%	7.52%	-1.29%	-5.93%	81.2%	-5.32%	-5.59%
FCF Growth %	79.74%	-25.16%	561.32%	56.74%	12.61%	-118.25%	-317.9%	1112.4%	-106.13%	-8.18%
FCF per Share	-0.02	-0.02	0.11	0.17	0.19	-0.03	-0.11	1.09	-0.07	-0.08
FCF Conversion (FCF/Net Income)	0.23x	-0.24x	-0.30x	3.25x	-3.87x	0.71x	-0.74x	1.29x	0.20x	0.25x
Interest Paid	0	964	5.22K	0	0	0	0	0	0	0
Taxes Paid	-558.2K	523.34K	3.18K	1.62K	0	0	0	320.07K	0	4.85K

Key Ratios

Metric	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025
Return on Equity (ROE)	8.04%	-5.39%	-21.1%	2.93%	-3.08%	2.61%	5.59%	30.53%	-3.02%	-2.83%
Return on Invested Capital (ROIC)	10.38%	-3.35%	-1.59%	1.88%	-2.4%	-1.87%	4.04%	-77%	-4.47%	-4.24%
Gross Margin	34.39%	28.67%	27.99%	31.22%	30.92%	34.44%	37.93%	34.03%	34.12%	37.81%
Net Margin	5.34%	-4.01%	-14.4%	1.99%	-2.54%	2.53%	7.16%	63.51%	-7.75%	-6.93%
Debt / Equity	-	-	0.21x	0.19x	0.22x	0.14x	0.14x	0.10x	0.09x	0.08x
Interest Coverage	373.52x	-800.96x	-68.40x	-	-	-	-	-	-	-
FCF Conversion	0.23x	-0.24x	-0.30x	3.25x	-3.87x	0.71x	-0.74x	1.29x	0.20x	0.25x
Revenue Growth	7.31%	-7.49%	-2.24%	-7.12%	-16.16%	6.74%	-9.42%	-26.01%	-6.37%	2.93%

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Koss Corporation (KOSS) 10-Year Financial Performance & Capital Metrics

KOSS •

TechnologyConsumer ElectronicsAudio, gaming, and music devices

Revenue $13M +2.9%
EBITDA -$1M +10.7%
Net Income -$875K +8.0%
EPS (Diluted) -0.09 +6.6%
Gross Margin 37.81% +10.8%
EBITDA Margin -11.88% +13.3%
Operating Margin -13.76% +9.9%
Net Margin -6.93% +10.6%
ROE -2.83% +6.2%
ROIC -4.24% +5.1%
Debt/Equity 0.08 -7.0%
Interest Coverage -

Technical Analysis

Key Insights

Based on financial data analysis

✓Strengths

✓Company is almost debt free
✓Healthy 5Y average net margin of 11.7%
✓Trading at only 1.3x book value

✗Weaknesses

✗Negative free cash flow
✗Low quality earnings: Net income not backed by cash flow
✗Sales declining 7.2% over 5 years
✗Trading more than 30% below 52-week high

Price & Volume

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Growth Metrics

Revenue CAGR

10Y-6.31%

5Y-7.17%

3Y-10.66%

TTM4.13%

Profit (Net Income) CAGR

10Y-

5Y-

3Y-

TTM-16.22%

EPS CAGR

10Y-

5Y-

3Y-

TTM-14.67%

ROCE

10Y Avg-8%

5Y Avg-17.11%

3Y Avg-29.05%

Latest-4.88%

Peer Comparison

Audio, gaming, and music devices

Name	Market Cap	Current Price	P/E Ratio	Revenue Growth 1Y	Net Margin	ROE	FCF Yield	Debt/Equity
SONYSony Group Corporation	137.51B	23.06	19.16	-0.49%	9.17%	14.64%	7.8%	0.49
TBCHTurtle Beach Corporation	242.16M	12.54	16.08	44.41%	5.26%	16.5%	0.35%	0.87
RIMEAlgorhythm Holdings, Inc.	4.43M	1.76	-0.69	-39.65%	-101.71%	-8.45%
SONOSonos, Inc.	1.89B	15.40	-30.20	-4.93%	-1.22%	-3.97%	5.72%	0.32
KOSSKoss Corporation	39.1M	4.13	-44.22	2.93%	-6.81%	-2.87%		0.08

Profit & Loss

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Sales/Revenue+	26M	24.05M	23.52M	21.84M	18.31M	19.55M	17.71M	13.1M	12.27M	12.62M
Revenue Growth %	7.31%	-7.49%	-2.24%	-7.12%	-16.16%	6.74%	-9.42%	-26.01%	-6.37%	2.93%
Cost of Goods Sold+	17.06M	17.16M	16.93M	15.02M	12.65M	12.81M	10.99M	8.64M	8.08M	7.85M
COGS % of Revenue	65.61%	71.33%	72.01%	68.78%	69.08%	65.56%	62.07%	65.97%	65.88%	62.19%
Gross Profit+	8.94M	6.9M	6.58M	6.82M	5.66M	6.73M	6.72M	4.46M	4.19M	4.77M
Gross Margin %	34.39%	28.67%	27.99%	31.22%	30.92%	34.44%	37.93%	34.03%	34.12%	37.81%
Gross Profit Growth %	5.85%	-22.89%	-4.54%	3.61%	-16.97%	18.89%	-0.25%	-33.63%	-6.1%	14.05%
Operating Expenses+	6.67M	7.67M	6.92M	6.42M	6.15M	7.12M	5.81M	29.34M	6.06M	6.51M
OpEx % of Revenue	25.67%	31.88%	29.43%	29.37%	33.57%	36.44%	32.84%	223.99%	49.39%	51.57%
Selling, General & Admin	7.87M	7.39M	6.94M	6.42M	6.15M	7.12M	754.77K	125.27K	238.86K	385.3K
SG&A % of Revenue	30.26%	30.71%	29.51%	29.37%	33.57%	36.44%	4.26%	0.96%	1.95%	3.05%
Research & Development	91.26K	213.65K	427.01K	334.79K	397.36K	410.6K	285.24K	288.23K	238.09K	213.87K
R&D % of Revenue	0.35%	0.89%	1.82%	1.53%	2.17%	2.1%	1.61%	2.2%	1.94%	1.69%
Other Operating Expenses	-1.29M	67.55K	0	0	-397.36K	-410.6K	4.77M	28.93M	5.58M	5.91M
Operating Income+	2.27M	-772.13K	-356.91K	404.43K	-484.04K	-390.49K	902.02K	-24.88M	-1.87M	-1.74M
Operating Margin %	8.73%	-3.21%	-1.52%	1.85%	-2.64%	-2%	5.09%	-189.96%	-15.26%	-13.76%
Operating Income Growth %	342.49%	-134.03%	53.78%	213.31%	-219.68%	19.33%	331%	-2858.71%	92.48%	7.21%
EBITDA+	2.76M	-268.54K	169.35K	834.18K	-153.41K	-87.88K	1.2M	-24.65M	-1.68M	-1.5M
EBITDA Margin %	10.6%	-1.12%	0.72%	3.82%	-0.84%	-0.45%	6.75%	-188.2%	-13.7%	-11.88%
EBITDA Growth %	157.01%	-109.74%	163.06%	392.58%	-118.39%	42.72%	1460.43%	-2162.25%	93.19%	10.71%
D&A (Non-Cash Add-back)	487.13K	503.58K	526.26K	429.75K	330.63K	302.62K	293.46K	230.29K	192.27K	237.21K
EBIT	983.11K	-772.13K	-364.16K	276.31K	-484.04K	-390.49K	902.02K	-2.74M	-2.81M	-2.74M
Net Interest Income+	-6.08K	-964	-5.22K	3.18K	20.18K	2.71K	11.51K	520.81K	847.64K	879.77K
Interest Income	0	0	0	3.18K	20.18K	2.71K	11.51K	520.81K	847.64K	879.77K
Interest Expense	6.08K	964	5.22K	0	0	0	0	0	0	0
Other Income/Expense	-6.08K	-964	-5.22K	3.18K	20.18K	888.21K	373.9K	33.52M	847.64K	879.77K
Pretax Income+	2.26M	-773.09K	-343.36K	407.61K	-463.86K	497.72K	1.28M	8.64M	-1.02M	-857.35K
Pretax Margin %	8.7%	-3.21%	-1.46%	1.87%	-2.53%	2.55%	7.21%	65.93%	-8.35%	-6.79%
Income Tax+	874.04K	190.55K	3.04M	-26.5K	1.74K	4.13K	7.52K	317.38K	-73.6K	17.48K
Effective Tax Rate %	61.38%	124.65%	986.14%	106.5%	100.38%	99.17%	99.41%	96.33%	92.82%	102.04%
Net Income+	1.39M	-963.64K	-3.39M	434.11K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Net Margin %	5.34%	-4.01%	-14.4%	1.99%	-2.54%	2.53%	7.16%	63.51%	-7.75%	-6.93%
Net Income Growth %	187.81%	-169.38%	-251.38%	112.82%	-207.25%	206.01%	156.97%	555.88%	-111.43%	8%
Net Income (Continuing)	1.39M	-963.64K	-3.41M	305.99K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Discontinued Operations	0	0	0	0	0	0	0	0	0	0
Minority Interest	0	0	0	0	0	0	0	0	0	0
EPS (Diluted)+	0.19	-0.13	-0.46	0.06	-0.06	0.05	0.13	0.85	-0.10	-0.09
EPS Growth %	171.43%	-168.42%	-253.85%	112.74%	-207.34%	181.4%	153.91%	553.85%	-111.76%	6.6%
EPS (Basic)	0.19	-0.13	-0.46	0.06	-0.06	0.06	0.14	0.91	-0.10	-0.09
Diluted Shares Outstanding	7.31M	7.41M	7.36M	7.41M	7.4M	9.64M	9.99M	9.75M	9.25M	9.36M
Basic Shares Outstanding	7.31M	7.38M	7.36M	7.4M	7.4M	7.86M	9.07M	9.19M	9.25M	9.36M
Dividend Payout Ratio	-	-	-	-	-	-	-	-	-	-

Balance Sheet

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Total Current Assets+	13.73M	12.95M	12.17M	12.91M	12.14M	19.88M	19.88M	29.1M	21.92M	22.6M
Cash & Short-Term Investments	735.39K	432.28K	1.08M	2.23M	4M	9.21M	9.21M	20.16M	14.94M	15.69M
Cash Only	735.39K	432.28K	1.08M	2.23M	4M	9.21M	9.21M	3.09M	2.84M	2.81M
Short-Term Investments	0	0	0	0	0	0	0	17.06M	12.1M	12.88M
Accounts Receivable	4.11M	3.96M	4.74M	3.7M	2.33M	1.85M	1.85M	1.52M	1.42M	1.29M
Days Sales Outstanding	57.76	60.16	73.61	61.84	46.48	34.54	38.13	42.28	42.27	37.39
Inventory	8.6M	8.35M	6.14M	6.85M	5.54M	8.63M	8.63M	6.42M	4.47M	4.89M
Days Inventory Outstanding	183.91	177.52	132.32	166.47	159.82	245.86	286.67	271.29	202.1	227.12
Other Current Assets	583.51K	0	0	0	0	0	0	1M	1.08M	738.33K
Total Non-Current Assets+	10.39M	10.48M	7.51M	10.32M	10.44M	10.08M	10.08M	9.99M	15.28M	14.58M
Property, Plant & Equipment	1.51M	1.41M	1.13M	3.74M	3.57M	4.34M	4.34M	3.97M	3.99M	3.99M
Fixed Asset Turnover	17.17x	17.08x	20.77x	5.84x	5.14x	4.51x	4.08x	3.30x	3.07x	3.16x
Goodwill	0	0	0	0	0	0	0	0	0	0
Intangible Assets	0	0	0	0	0	0	0	0	0	0
Long-Term Investments	0	0	0	0	0	0	0	0	4.99M	4M
Other Non-Current Assets	5.67M	6.02M	6.37M	6.57M	6.87M	5.74M	5.74M	6.02M	6.3M	6.58M
Total Assets+	24.12M	23.42M	19.68M	23.24M	22.58M	29.96M	29.96M	39.09M	37.2M	37.18M
Asset Turnover	1.08x	1.03x	1.20x	0.94x	0.81x	0.65x	0.59x	0.34x	0.33x	0.34x
Asset Growth %	7.55%	-2.89%	-16%	18.09%	-2.82%	32.67%	0%	30.48%	-4.83%	-0.04%
Total Current Liabilities+	3.57M	3.39M	2.61M	3M	2.62M	2.13M	2.13M	2.38M	1.3M	1.94M
Accounts Payable	1.97M	2.24M	1.43M	1.44M	827.71K	796.16K	796.16K	267.51K	329.83K	819.33K
Days Payables Outstanding	42.08	47.71	30.81	34.9	23.88	22.68	26.44	11.3	14.9	38.09
Short-Term Debt	0	0	0	265.44K	783.65K	0	0	0	0	0
Deferred Revenue (Current)	47.75K	21.18K	53.37K	711.41K	440K	574.41K	574.41K	732.09K	262.84K	286.45K
Other Current Liabilities	1.22M	861.67K	486.17K	845.13K	112.22K	275.28K	275.28K	153.5K	159.18K	217.22K
Current Ratio	3.85x	3.82x	4.67x	4.31x	4.64x	9.33x	9.33x	12.21x	16.89x	11.65x
Quick Ratio	1.44x	1.36x	2.31x	2.02x	2.52x	5.28x	5.28x	9.51x	13.44x	9.14x
Cash Conversion Cycle	199.59	189.96	175.11	193.42	182.42	257.72	298.36	302.28	229.47	226.42
Total Non-Current Liabilities+	2.37M	2.46M	2.55M	5.17M	4.81M	5.13M	5.13M	4.9M	4.75M	4.63M
Long-Term Debt	0	0	0	0	0	0	0	0	0	0
Capital Lease Obligations	0	0	2.85M	2.58M	2.31M	3.02M	3.02M	2.79M	2.54M	2.29M
Deferred Tax Liabilities	0	0	348	2.21K	2.51K	0	0	0	0	0
Other Non-Current Liabilities	2.37M	2.46M	2.39M	2.42M	2.33M	1.94M	1.94M	2M	2.09M	2.23M
Total Liabilities	5.93M	5.85M	5.16M	8.16M	7.42M	7.26M	7.26M	7.28M	6.05M	6.57M
Total Debt+	0	0	3.1M	2.85M	3.37M	3.25M	3.25M	3.02M	2.78M	2.54M
Net Debt	-735.39K	-432.28K	2.02M	619.56K	-633.36K	-5.96M	-5.96M	-66.87K	-55.66K	-266.06K
Debt / Equity	-	-	0.21x	0.19x	0.22x	0.14x	0.14x	0.10x	0.09x	0.08x
Debt / EBITDA	-	-	18.32x	3.41x	-	-	2.72x	-	-	-
Net Debt / EBITDA	-0.27x	-	11.93x	0.74x	-	-	-4.99x	-	-	-
Interest Coverage	373.52x	-800.96x	-68.40x	-	-	-	-	-	-	-
Total Equity+	18.19M	17.57M	14.52M	15.07M	15.16M	22.7M	22.7M	31.81M	31.15M	30.61M
Equity Growth %	11.21%	-3.38%	-17.38%	3.82%	0.56%	49.76%	0%	40.14%	-2.08%	-1.72%
Book Value per Share	2.49	2.37	1.97	2.03	2.05	2.35	2.27	3.26	3.37	3.27
Total Shareholders' Equity	18.19M	17.57M	14.52M	15.07M	15.16M	22.7M	22.7M	31.81M	31.15M	30.61M
Common Stock	36.91K	36.91K	36.91K	37.02K	37.02K	45.74K	45.74K	46.17K	46.5K	47.28K
Retained Earnings	13.08M	12.11M	8.73M	8.7M	8.24M	10M	10M	18.65M	17.7M	16.82M
Treasury Stock	0	0	0	0	0	0	0	0	0	0
Accumulated OCI	-7.37M	-7.71M	-7.36M	0	0	0	0	0	0	0
Minority Interest	0	0	0	0	0	0	0	0	0	0

Cash Flow

	Jun 2016	Jun 2017	Jun 2018	Jun 2019	Jun 2020	Jun 2021	Jun 2022	Jun 2023	Jun 2024	Jun 2025
Cash from Operations+	314.63K	234.25K	1.03M	1.41M	1.8M	348.74K	-942.53K	10.74M	-190.53K	-214.91K
Operating CF Margin %	1.21%	0.97%	4.38%	6.46%	9.84%	1.78%	-5.32%	81.95%	-1.55%	-1.7%
Operating CF Growth %	192.38%	-25.55%	340.16%	36.85%	27.68%	-80.64%	-370.27%	1239.02%	-101.77%	-12.79%
Net Income	1.39M	-963.64K	-3.39M	434.11K	-465.6K	493.59K	1.27M	8.32M	-950.91K	-874.83K
Depreciation & Amortization	487.13K	503.58K	526.26K	429.75K	330.63K	302.62K	293.46K	230.29K	192.27K	237.21K
Stock-Based Compensation	444.18K	349.75K	331.56K	387.56K	549.59K	0	463.63K	289.68K	155.83K	31.78K
Deferred Taxes	702.01K	170.3K	3.04M	-13.28K	13.28K	0	0	0	0	0
Other Non-Cash Items	-258.52K	-369.54K	-372.75K	-198.6K	-287.7K	53.09K	-1.21M	-339.47K	-477.39K	-296.77K
Working Capital Changes	-2.45M	543.79K	889.82K	371.52K	1.66M	-500.56K	-1.76M	2.24M	889.66K	687.7K
Change in Receivables	-735.39K	-398.81K	-773.33K	1.03M	1.28M	100.13K	429.47K	328.14K	101.17K	127.35K
Change in Inventory	-1.41M	250.14K	2.21M	-712.77K	1.31M	-362.72K	-2.73M	2.21M	1.95M	-411.39K
Change in Payables	-205.6K	276.45K	-813.62K	6.88K	-608.67K	-429.27K	397.73K	-528.65K	62.32K	489.5K
Cash from Investing+	-579.5K	-537.36K	-381.84K	-310.99K	-537.27K	-704.21K	1.81M	-17.02M	-198.43K	-120.28K
Capital Expenditures	-449.8K	-403.43K	-250.62K	-187.76K	-424.16K	-600.15K	-108.16K	-98.44K	-461.76K	-490.72K
CapEx % of Revenue	1.73%	1.68%	1.07%	0.86%	2.32%	3.07%	0.61%	0.75%	3.76%	3.89%
Acquisitions	0	0	0	0	0	0	0	0	0	0
Investments	-	-	-	-	-	-	-	-	-	-
Other Investing	-129.7K	-133.93K	-131.22K	-123.24K	-113.12K	-104.05K	1.92M	-88K	-81.74K	-70.58K
Cash from Financing+	0	0	0	46.68K	506.7K	3.31M	1.39M	171.35K	134.97K	305.91K
Debt Issued (Net)	0	0	0	0	506.7K	0	0	0	0	0
Equity Issued (Net)	0	0	0	0	0	1000K	1000K	0	134.97K	305.91K
Dividends Paid	0	0	0	0	0	0	0	0	0	0
Share Repurchases	0	0	0	0	0	0	0	0	0	0
Other Financing	0	0	0	46.68K	0	0	0	171.35K	0	0
Net Change in Cash	-264.87K	-303.11K	649.25K	1.15M	1.77M	2.95M	2.26M	-6.12M	-253.98K	-29.28K
Free Cash Flow+	-135.17K	-169.18K	780.47K	1.22M	1.38M	-251.42K	-1.05M	10.64M	-652.29K	-705.63K
FCF Margin %	-0.52%	-0.7%	3.32%	5.6%	7.52%	-1.29%	-5.93%	81.2%	-5.32%	-5.59%
FCF Growth %	79.74%	-25.16%	561.32%	56.74%	12.61%	-118.25%	-317.9%	1112.4%	-106.13%	-8.18%
FCF per Share	-0.02	-0.02	0.11	0.17	0.19	-0.03	-0.11	1.09	-0.07	-0.08
FCF Conversion (FCF/Net Income)	0.23x	-0.24x	-0.30x	3.25x	-3.87x	0.71x	-0.74x	1.29x	0.20x	0.25x
Interest Paid	0	964	5.22K	0	0	0	0	0	0	0
Taxes Paid	-558.2K	523.34K	3.18K	1.62K	0	0	0	320.07K	0	4.85K

Key Ratios

Metric	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025
Return on Equity (ROE)	8.04%	-5.39%	-21.1%	2.93%	-3.08%	2.61%	5.59%	30.53%	-3.02%	-2.83%
Return on Invested Capital (ROIC)	10.38%	-3.35%	-1.59%	1.88%	-2.4%	-1.87%	4.04%	-77%	-4.47%	-4.24%
Gross Margin	34.39%	28.67%	27.99%	31.22%	30.92%	34.44%	37.93%	34.03%	34.12%	37.81%
Net Margin	5.34%	-4.01%	-14.4%	1.99%	-2.54%	2.53%	7.16%	63.51%	-7.75%	-6.93%
Debt / Equity	-	-	0.21x	0.19x	0.22x	0.14x	0.14x	0.10x	0.09x	0.08x
Interest Coverage	373.52x	-800.96x	-68.40x	-	-	-	-	-	-	-
FCF Conversion	0.23x	-0.24x	-0.30x	3.25x	-3.87x	0.71x	-0.74x	1.29x	0.20x	0.25x
Revenue Growth	7.31%	-7.49%	-2.24%	-7.12%	-16.16%	6.74%	-9.42%	-26.01%	-6.37%	2.93%

Koss Corporation (KOSS) 10-Year Financial Performance & Capital Metrics

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Price & Volume

Growth Metrics

Revenue CAGR

Profit (Net Income) CAGR

EPS CAGR

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Revenue History

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Koss Corporation (KOSS) 10-Year Financial Performance & Capital Metrics

Key Insights

✓Strengths

✗Weaknesses

Price & Volume

Growth Metrics

Revenue CAGR

Profit (Net Income) CAGR

EPS CAGR

ROCE

Peer Comparison

Compare KOSS vs Peers

vs SONY

vs SONO

Compare Top 5

Profit & Loss

Balance Sheet

Cash Flow

Key Ratios

Deep Dive Analysis

Valuation Overview

Total Return Calculator

Dividend History

Earnings History

Price History

Revenue History

Financial Ratios