No.3
Disclosure
2026/10/30 07:13
四半期報告書（10-Q）
KOSS KOSS CORPUS-listed
3 posts
KOSS CORP (KOSS) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
KOSS CORP (KOSS) Stock Price History
KOSS CORP closed at $3.16 on Nov 6, 2026, −17.7% over 1 month, −29.8% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$3.84Oct 6
1-Month Low$3.03Nov 5
1-Week Change−6.8%vs Oct 30
1-Month Change−17.7%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $823 today (−17.7%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −17.7%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $3.16 | +0.13 | +4.29% |
| Nov 5 (Thu) | $3.03 | −0.25 | −7.62% |
| Nov 4 (Wed) | $3.28 | +0.15 | +4.79% |
| Nov 3 (Tue) | $3.13 | +0.00 | +0.00% |
| Nov 2 (Mon) | $3.13 | −0.26 | −7.67% |
| Oct 30 (Fri) | $3.39 | −0.04 | −1.17% |
| Oct 28 (Wed) | $3.43 | +0.00 | +0.00% |
| Oct 27 (Tue) | $3.43 | +0.03 | +0.88% |
| Oct 26 (Mon) | $3.40 | −0.08 | −2.30% |
| Oct 22 (Thu) | $3.48 | +0.01 | +0.29% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$4.20Sep 24
3-Month Low$3.03Nov 5
1-Month Change−17.7%vs Oct 6
3-Month Change−15.3%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $847 today (−15.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −15.3%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $3.16 | +0.13 | +4.29% |
| Nov 5 (Thu) | $3.03 | −0.25 | −7.62% |
| Nov 4 (Wed) | $3.28 | +0.15 | +4.79% |
| Nov 3 (Tue) | $3.13 | +0.00 | +0.00% |
| Nov 2 (Mon) | $3.13 | −0.26 | −7.67% |
| Oct 30 (Fri) | $3.39 | −0.04 | −1.17% |
| Oct 28 (Wed) | $3.43 | +0.00 | +0.00% |
| Oct 27 (Tue) | $3.43 | +0.03 | +0.88% |
| Oct 26 (Mon) | $3.40 | −0.08 | −2.30% |
| Oct 22 (Thu) | $3.48 | +0.01 | +0.29% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$4.30May 6
6-Month Low$3.03Nov 5
3-Month Change−15.3%vs Aug 6
6-Month Change−26.5%vs May 6
If you had invested $1,000 6 months ago, it would be worth $735 today (−26.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −26.5%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $3.16 | −6.8% |
| Oct 2026 | $3.39 | −15.7% |
| Sep 2026 | $4.02 | +16.2% |
| Aug 2026 | $3.46 | −6.0% |
| Jul 2026 | $3.68 | −8.2% |
| Jun 2026 | $4.01 | −1.7% |
| May 2026 | $4.08 | −5.8% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$5.09Nov 10
52-Week Low$3.03Nov 5
Year to Date−23.7%vs Dec 31
From 52-Week High−37.9%Nov 10
If you had invested $1,000 1 year ago, it would be worth $702 today (−29.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved −29.8%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $3.16 | −6.8% |
| Oct 2026 | $3.39 | −15.7% |
| Sep 2026 | $4.02 | +16.2% |
| Aug 2026 | $3.46 | −6.0% |
| Jul 2026 | $3.68 | −8.2% |
| Jun 2026 | $4.01 | −1.7% |
| May 2026 | $4.08 | −5.8% |
| Apr 2026 | $4.33 | +20.9% |
| Mar 2026 | $3.58 | −13.3% |
| Feb 2026 | $4.13 | −4.6% |
| Jan 2026 | $4.33 | +4.6% |
| Dec 2025 | $4.14 | −18.2% |
| Nov 2025 | $5.06 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$13.35Jul 1, 2024
3-Year Low$2.34Apr 15, 2024
Annualized Return+5.1%
Max Drawdown−76.3%
If you had invested $1,000 3 years ago, it would be worth $1,162 today (+16.2%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved +16.2%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $3.16 | −23.7% |
| 2025 | $4.14 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$15.94Nov 8, 2021
5-Year Low$2.34Apr 15, 2024
Annualized Return−27.7%
Max Drawdown−85.3%
If you had invested $1,000 5 years ago, it would be worth $198 today (−80.2%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved −80.2%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $3.16 | −23.7% |
| 2025 | $4.14 | ― |
Price1-year MA2-year MAS&P 500
All-Time High$23.07Mar 2021
All-Time Low$0.28Mar 1985
Total Change+678.3%vs Dec 1984
Annualized Return+5.0%
If you had invested $1,000 in Dec 1984, it would be worth $7,783 today (+678.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +3,971.6%, while this stock moved +678.3%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $3.16 | −23.5% |
| 2025 | $4.13 | −25.3% |
| 2024 | $5.53 | +121.2% |
| 2023 | $2.50 | −50.2% |
| 2022 | $5.02 | −34.4% |
| 2021 | $7.65 | −54.2% |
| 2020 | $16.71 | +1,304.2% |
| 2019 | $1.19 | −37.7% |
| 2018 | $1.91 | −3.5% |
| 2017 | $1.98 | −16.5% |
| 2016 | $2.37 | +10.2% |
| 2015 | $2.15 | +0.0% |
| 2014 | $2.15 | −53.4% |
| 2013 | $4.61 | −8.5% |
| 2012 | $5.04 | −11.1% |
| 2011 | $5.67 | −18.1% |
| 2010 | $6.92 | +24.7% |
| 2009 | $5.55 | −2.0% |
| 2008 | $5.67 | −42.5% |
| 2007 | $9.85 | −4.6% |
| 2006 | $10.33 | −24.9% |
| 2005 | $13.75 | +40.3% |
| 2004 | $9.80 | −26.0% |
| 2003 | $13.25 | +39.5% |
| 2002 | $9.50 | +11.8% |
| 2001 | $8.50 | +15.5% |
| 2000 | $7.36 | +99.5% |
| 1999 | $3.69 | +22.9% |
| 1998 | $3.00 | +11.6% |
| 1997 | $2.69 | +6.2% |
| 1996 | $2.53 | +76.0% |
| 1995 | $1.44 | −37.8% |
| 1994 | $2.31 | −28.8% |
| 1993 | $3.25 | +57.5% |
| 1992 | $2.06 | +214.5% |
| 1991 | $0.66 | +39.9% |
| 1990 | $0.47 | −54.5% |
| 1989 | $1.03 | +9.9% |
| 1988 | $0.94 | −14.3% |
| 1987 | $1.09 | +0.0% |
| 1986 | $1.09 | +289.3% |
| 1985 | $0.28 | −30.8% |
| 1984 | $0.41 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Dec 1984). Please check the latest prices before trading.
Posts
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No.2
Disclosure
2026/10/30 06:20
臨時報告（重要事象）（8-K）
決算発表（経営成績・財政状態）（Item 2.02）／財務諸表および添付資料（Item 9.01）
決算発表（経営成績・財政状態）（Item 2.02）／財務諸表および添付資料（Item 9.01）
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No.1
Disclosure
2026/10/16 23:12
臨時報告（重要事象）（8-K）
株主総会の議決結果（Item 5.07）
株主総会の議決結果（Item 5.07）
Delete
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