No.4
Disclosure
2026/10/23 06:36
四半期報告書（10-Q）
WDC Western DigitalS&P 500 member / Information Technology
4 posts
Western Digital (WDC) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Western Digital (WDC) Stock Price History
Western Digital closed at $263.78 on Nov 6, 2026, −35.8% over 1 month, +61.9% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$411.04Oct 6
1-Month Low$263.78Nov 6
1-Week Change−28.0%vs Oct 30
1-Month Change−35.8%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $642 today (−35.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −35.8%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $263.78 | −3.85 | −1.44% |
| Nov 5 (Thu) | $267.63 | −56.20 | −17.35% |
| Nov 4 (Wed) | $323.83 | −23.52 | −6.77% |
| Nov 3 (Tue) | $347.35 | +8.76 | +2.59% |
| Nov 2 (Mon) | $338.59 | −27.52 | −7.52% |
| Oct 30 (Fri) | $366.11 | −29.30 | −7.41% |
| Oct 29 (Thu) | $395.41 | −1.01 | −0.25% |
| Oct 28 (Wed) | $396.42 | +15.54 | +4.08% |
| Oct 27 (Tue) | $380.88 | +24.75 | +6.95% |
| Oct 26 (Mon) | $356.13 | +12.46 | +3.63% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$536.01Aug 17
3-Month Low$263.78Nov 6
1-Month Change−35.8%vs Oct 6
3-Month Change−41.6%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $584 today (−41.6%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −41.6%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $263.78 | −3.85 | −1.44% |
| Nov 5 (Thu) | $267.63 | −56.20 | −17.35% |
| Nov 4 (Wed) | $323.83 | −23.52 | −6.77% |
| Nov 3 (Tue) | $347.35 | +8.76 | +2.59% |
| Nov 2 (Mon) | $338.59 | −27.52 | −7.52% |
| Oct 30 (Fri) | $366.11 | −29.30 | −7.41% |
| Oct 29 (Thu) | $395.41 | −1.01 | −0.25% |
| Oct 28 (Wed) | $396.42 | +15.54 | +4.08% |
| Oct 27 (Tue) | $380.88 | +24.75 | +6.95% |
| Oct 26 (Mon) | $356.13 | +12.46 | +3.63% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$746.23Jun 18
6-Month Low$263.78Nov 6
3-Month Change−41.6%vs Aug 6
6-Month Change−45.4%vs May 6
If you had invested $1,000 6 months ago, it would be worth $546 today (−45.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −45.4%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $263.78 | −28.0% |
| Oct 2026 | $366.11 | −19.4% |
| Sep 2026 | $454.46 | +0.9% |
| Aug 2026 | $450.55 | −17.3% |
| Jul 2026 | $544.84 | −14.7% |
| Jun 2026 | $638.72 | +20.2% |
| May 2026 | $531.21 | +22.3% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$746.23Jun 18
52-Week Low$139.19Nov 21
Year to Date+53.1%vs Dec 31
From 52-Week High−64.7%Jun 18
If you had invested $1,000 1 year ago, it would be worth $1,619 today (+61.9%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved +61.9%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $263.78 | −28.0% |
| Oct 2026 | $366.11 | −19.4% |
| Sep 2026 | $454.46 | +0.9% |
| Aug 2026 | $450.55 | −17.3% |
| Jul 2026 | $544.84 | −14.7% |
| Jun 2026 | $638.72 | +20.2% |
| May 2026 | $531.21 | +22.3% |
| Apr 2026 | $434.52 | +60.6% |
| Mar 2026 | $270.49 | −3.3% |
| Feb 2026 | $279.70 | +11.8% |
| Jan 2026 | $250.23 | +45.3% |
| Dec 2025 | $172.27 | +5.5% |
| Nov 2025 | $163.33 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$746.23Jun 18, 2026
3-Year Low$30.54Mar 31, 2025
Annualized Return+97.9%
Max Drawdown−64.7%
If you had invested $1,000 3 years ago, it would be worth $7,755 today (+675.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved +675.5%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $263.78 | +53.1% |
| 2025 | $172.27 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$746.23Jun 18, 2026
5-Year Low$23.12Dec 19, 2022
Annualized Return+42.0%
Max Drawdown−64.7%
If you had invested $1,000 5 years ago, it would be worth $5,763 today (+476.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved +476.3%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $263.78 | +53.1% |
| 2025 | $172.27 | ― |
Price1-year MA2-year MA
All-Time High$638.72Apr 2026
All-Time Low$0.71Oct 1978
Total Change+37,104.5%vs Oct 1978
Annualized Return+13.1%
If you had invested $1,000 in Oct 1978, it would be worth $372,045 today (+37,104.5%).Price change only; dividends and fees are not included.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $263.78 | +53.1% |
| 2025 | $172.27 | +282.2% |
| 2024 | $45.07 | +13.9% |
| 2023 | $39.58 | +66.0% |
| 2022 | $23.85 | −51.6% |
| 2021 | $49.29 | +17.7% |
| 2020 | $41.87 | −12.7% |
| 2019 | $47.97 | +71.7% |
| 2018 | $27.94 | −53.5% |
| 2017 | $60.11 | +17.0% |
| 2016 | $51.36 | +13.2% |
| 2015 | $45.39 | −45.8% |
| 2014 | $83.67 | +31.9% |
| 2013 | $63.42 | +97.5% |
| 2012 | $32.12 | +37.3% |
| 2011 | $23.39 | −8.7% |
| 2010 | $25.62 | −23.2% |
| 2009 | $33.37 | +285.6% |
| 2008 | $8.66 | −62.1% |
| 2007 | $22.83 | +47.6% |
| 2006 | $15.47 | +9.9% |
| 2005 | $14.07 | +71.7% |
| 2004 | $8.19 | −8.1% |
| 2003 | $8.91 | +84.5% |
| 2002 | $4.83 | +1.9% |
| 2001 | $4.74 | +157.3% |
| 2000 | $1.84 | −41.8% |
| 1999 | $3.17 | −72.2% |
| 1998 | $11.39 | −5.9% |
| 1997 | $12.09 | −43.7% |
| 1996 | $21.50 | +218.2% |
| 1995 | $6.76 | +6.7% |
| 1994 | $6.33 | +83.5% |
| 1993 | $3.45 | +5.8% |
| 1992 | $3.26 | +228.6% |
| 1991 | $0.99 | −46.1% |
| 1990 | $1.84 | −41.8% |
| 1989 | $3.17 | −43.2% |
| 1988 | $5.57 | −9.2% |
| 1987 | $6.14 | −12.2% |
| 1986 | $6.99 | +76.2% |
| 1985 | $3.97 | +21.7% |
| 1984 | $3.26 | −4.1% |
| 1983 | $3.40 | +94.6% |
| 1982 | $1.75 | −30.2% |
| 1981 | $2.50 | −32.9% |
| 1980 | $3.73 | +229.1% |
| 1979 | $1.13 | +59.9% |
| 1978 | $0.71 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Oct 1978). Please check the latest prices before trading.
Recent SEC filings (EDGAR)
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No.3
Disclosure
2026/10/23 05:04
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.2
Disclosure
2026/10/06 05:00
委任状説明書（株主総会招集）（DEF 14A）
Delete
No.1
Disclosure
2026/09/14 21:00
臨時報告（重要事象）（8-K）
レギュレーションFD開示（Item 7.01）／その他の重要事象（Item 8.01）／財務諸表および添付資料（Item 9.01）
レギュレーションFD開示（Item 7.01）／その他の重要事象（Item 8.01）／財務諸表および添付資料（Item 9.01）
Delete
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