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KOSS vs WPRT

Comparison between Koss Corp (KOSS, Company) and Westport Fuel Systems Inc (WPRT, Company).

KOSS is from the Technology sector, while WPRT is from the Consumer Cyclical sector.

5-Year PerformanceKOSS has outperformed WPRT, delivering a return of -30.7% compared to -46.6%

KOSS vs WPRT - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap
Winner
KOSS
$38M
WPRT
$38M
Max Drawdown
Winner
KOSS
96.42%
WPRT
99.68%
Sharpe Ratio
KOSS
-0.28
Winner
WPRT
-0.26
5Y Beta
KOSS
1.50
Winner
WPRT
1.04
Industry
KOSS
Consumer Electronics
WPRT
Auto Parts
P/E Ratio
Winner
KOSS
-34.48
WPRT
-0.61
Forward P/E
KOSS
526.32
Winner
WPRT
144.93
PEG Ratio
Winner
KOSS
-0.77
WPRT
-0.00
5Y Dividends CAGR
KOSS
-5.88%
WPRT
N/A
Debt to Equity
KOSS
0.00%
WPRT
0.00%
Free Cash Flow Yield
Winner
KOSS
-3.79%
WPRT
-25.95%
P/S Ratio
KOSS
2.93
Winner
WPRT
2.25
P/B Ratio
KOSS
1.25
Winner
WPRT
0.58

KOSS vs WPRT - Historical Returns

Returns include dividend reinvestment.

1M
KOSS
-5.73%
Winner
WPRT
+18.69%
3M
KOSS
+0.51%
Winner
WPRT
+27.03%
6M
KOSS
-11.43%
Winner
WPRT
+45.06%
1Y
KOSS
-21.78%
Winner
WPRT
-21.67%
5Y(CAGR)
Winner
KOSS
-30.68%
WPRT
-46.58%
10Y(CAGR)
Winner
KOSS
+7.10%
WPRT
-17.19%
Max(CAGR)
Winner
KOSS
+2.56%
WPRT
-19.82%

KOSS vs WPRT - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

YearKOSSWPRT
2026-8.99%+43.29%
2025-44.20%-59.11%
2024+114.85%-45.59%
2023-32.19%-15.01%
2022-58.19%-67.45%
2021+234.80%-52.22%
2020+127.81%+119.34%
2019-21.43%+58.00%
2018-12.00%-68.03%
2017+34.93%+200.80%
2016+15.15%-45.15%
2015+10.33%-47.52%
2014-64.55%-80.94%
2013+7.00%-31.05%
2012-2.83%-18.89%
2011-1.77%+75.50%
2010-5.07%+54.85%
2009+23.05%+114.44%
2008-45.66%-57.99%
2007-18.03%N/A
2006-3.11%N/A
2005+37.93%N/A
2004-3.54%N/A
2003+14.54%N/A
2002+28.46%N/A
2001+18.81%N/A
2000+75.49%N/A
1999+8.22%N/A

KOSS vs WPRT Drawdown Comparison

The maximum drawdown for KOSS was -96.42%, occurring on Apr 17, 2024. This drawdown has not yet recovered.

The maximum drawdown for WPRT was -99.68%, occurring on Nov 20, 2025. This drawdown has not yet recovered.

The current KOSS drawdown is -93.83%. The current WPRT drawdown is -99.52%.

RankKOSSWPRT
#1-96.42%
Jan 29, 2021 - Apr 17, 2024
-99.68%
Mar 20, 2012 - Nov 20, 2025
#2-91.74%
Jan 19, 2006 - Jan 26, 2021
-75.64%
Aug 29, 2008 - Sep 29, 2009
#3-34.71%
Feb 27, 2004 - Nov 28, 2005
-30.82%
Jul 27, 2010 - Mar 30, 2011
#4-34.68%
Nov 7, 2000 - Apr 12, 2001
-27.38%
Apr 6, 2011 - Jul 15, 2011
#5-33.55%
May 2, 2001 - Jan 9, 2003
-27.37%
Apr 15, 2010 - Jul 23, 2010
#6-29.29%
Jan 21, 2003 - Jan 9, 2004
-26.46%
Sep 30, 2009 - Dec 1, 2009
#7-27.66%
Jan 27, 2021 - Jan 29, 2021
-25.97%
Jul 15, 2011 - Sep 8, 2011
#8-21.13%
Jun 22, 2000 - Jul 18, 2000
-22.51%
Sep 19, 2011 - Dec 22, 2011
#9-18.62%
Nov 28, 2005 - Dec 22, 2005
-21.19%
Jan 14, 2010 - Mar 1, 2010
#10-17.56%
Mar 15, 2000 - May 25, 2000
-17.49%
Dec 1, 2009 - Jan 5, 2010
#11-12.97%
Oct 17, 2000 - Oct 31, 2000
-11.37%
Feb 21, 2012 - Mar 15, 2012
#12-11.68%
Aug 15, 2000 - Oct 13, 2000
-9.55%
Mar 15, 2010 - Apr 5, 2010
#13-11.29%
Dec 3, 1999 - Mar 15, 2000
-7.74%
Jan 31, 2012 - Feb 10, 2012
#14-9.84%
Feb 6, 2004 - Feb 25, 2004
-5.05%
Aug 18, 2008 - Aug 29, 2008
#15-7.86%
Dec 22, 2005 - Jan 17, 2006
-4.28%
Mar 1, 2010 - Mar 8, 2010

Correlation

Correlation between KOSS and WPRT is 0.04 which considered as a very weak or no correlation - the stocks move independently of each other.

0.04
-101

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