As of October 29, 2026, Western Digital had a market cap of $147.88 billion, which decreased by 0.26% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.
Data updated: Oct 29, 2026, 4:00 PM ET
Western Digital Corp. (WDC)
🌍 United States📈 NASDAQ🏭 Technology🏢 Technology Hardware, Storage & Peripherals
Note: Each point on the chart represents the market capitalization at the end of the trading day. Source: Data compiled from
EDGAR filings,
Bloomberg
and Yahoo Finance.
📈 Western Digital Market Cap History by Year and Month
Western Digital Market Cap History by Year and Month
Year / Month
Market Cap
% Change
2026
$147.88B
▲ 151.07%
$147.88B
▼ 9.86%
$164.06B
▲ 0.87%
$162.65B
▼ 13.47%
$187.97B
▼ 14.70%
$220.36B
▲ 20.35%
$183.1B
▲ 24.29%
$147.32B
▲ 60.64%
$91.71B
▼ 3.29%
$94.83B
▲ 11.78%
$84.84B
▲ 44.04%
2025
$58.9B
▲ 183.84%
$58.9B
▲ 5.48%
$55.84B
▲ 8.72%
$51.36B
▲ 23.31%
$41.65B
▲ 49.44%
$27.87B
▲ 1.53%
$27.45B
▲ 22.98%
$22.32B
▲ 24.14%
$17.98B
▲ 17.52%
$15.3B
▲ 8.43%
$14.11B
▼ 17.10%
$17.02B
▼ 0.58%
$17.12B
▼ 17.50%
2024
$20.751B
▲ 21.54%
$20.751B
▼ 17.76%
$25.233B
▲ 11.76%
$22.578B
▼ 4.35%
$23.606B
▲ 4.79%
$22.527B
▼ 2.05%
$22.998B
▼ 11.51%
$25.989B
▲ 5.72%
$24.584B
▲ 6.30%
$23.127B
▲ 3.81%
$22.279B
▲ 14.86%
$19.397B
▲ 3.98%
$18.655B
▲ 9.27%
2023
$17.073B
▲ 69.64%
$17.073B
▲ 9.00%
$15.664B
▲ 20.33%
$13.018B
▼ 11.95%
$14.784B
▲ 2.06%
$14.486B
▲ 5.71%
$13.704B
▲ 12.21%
$12.213B
▼ 1.44%
$12.391B
▲ 12.45%
$11.019B
▼ 8.59%
$12.054B
▼ 1.90%
$12.288B
▼ 12.45%
$14.035B
▲ 39.46%
2022
$10.064B
▼ 50.69%
$10.064B
▼ 13.79%
$11.674B
▲ 6.92%
$10.918B
▲ 5.48%
$10.351B
▼ 22.11%
$13.29B
▼ 14.07%
$15.466B
▲ 10.16%
$14.039B
▼ 26.13%
$19.006B
▲ 14.36%
$16.62B
▲ 6.98%
$15.536B
▼ 2.53%
$15.94B
▼ 1.54%
$16.19B
▼ 20.68%
2021
$20.411B
▲ 21.12%
$20.411B
▲ 13.24%
$18.024B
▲ 10.61%
$16.295B
▼ 7.33%
$17.583B
▼ 9.89%
$19.513B
▼ 2.43%
$19.998B
▼ 8.31%
$21.81B
▼ 5.40%
$23.054B
▲ 6.51%
$21.645B
▲ 5.94%
$20.432B
▼ 2.60%
$20.977B
▲ 21.44%
$17.273B
▲ 2.50%
2020
$16.852B
▼ 10.72%
$16.852B
▲ 23.42%
$13.654B
▲ 18.95%
$11.479B
▲ 3.23%
$11.12B
▼ 4.33%
$11.623B
▼ 10.70%
$13.016B
▼ 1.63%
$13.232B
▼ 0.50%
$13.298B
▼ 3.80%
$13.824B
▲ 11.12%
$12.441B
▼ 25.09%
$16.609B
▼ 15.20%
$19.585B
▲ 3.76%
2019
$18.876B
▲ 75.46%
$18.876B
▲ 26.11%
$14.968B
▼ 2.75%
$15.392B
▼ 13.18%
$17.729B
▲ 4.58%
$16.952B
▲ 6.63%
$15.898B
▲ 13.34%
$14.027B
▲ 28.63%
$10.905B
▼ 27.19%
$14.978B
▲ 6.36%
$14.082B
▼ 3.75%
$14.63B
▲ 11.81%
$13.085B
▲ 21.63%
2018
$10.758B
▼ 54.45%
$10.758B
▼ 18.11%
$13.137B
▲ 5.39%
$12.465B
▼ 26.32%
$16.918B
▼ 7.97%
$18.383B
▼ 11.47%
$20.764B
▼ 9.38%
$22.913B
▼ 8.31%
$24.99B
▲ 6.08%
$23.558B
▼ 14.20%
$27.456B
▲ 6.01%
$25.9B
▼ 2.18%
$26.477B
▲ 12.10%
2017
$23.62B
▲ 20.69%
$23.62B
▲ 1.26%
$23.326B
▼ 11.66%
$26.405B
▲ 3.60%
$25.488B
▼ 2.08%
$26.029B
▲ 4.01%
$25.025B
▼ 3.93%
$26.048B
▼ 0.69%
$26.229B
▲ 1.20%
$25.919B
▲ 7.92%
$24.016B
▲ 8.44%
$22.147B
▼ 3.55%
$22.962B
▲ 17.33%
2016
$19.57B
▲ 40.64%
$19.57B
▲ 7.69%
$18.173B
▲ 8.93%
$16.683B
▼ 0.05%
$16.691B
▲ 25.82%
$13.266B
▼ 1.68%
$13.493B
▲ 22.53%
$11.012B
▲ 1.55%
$10.844B
▲ 13.88%
$9.522B
▼ 13.40%
$10.996B
▲ 8.53%
$10.132B
▼ 8.97%
$11.131B
▼ 20.01%
2015
$13.915B
▼ 45.87%
$13.915B
▼ 3.78%
$14.462B
▼ 6.30%
$15.435B
▼ 15.98%
$18.37B
▼ 2.72%
$18.884B
▼ 4.60%
$19.794B
▲ 9.31%
$18.108B
▼ 19.45%
$22.481B
▼ 0.43%
$22.578B
▲ 7.38%
$21.026B
▼ 14.93%
$24.716B
▲ 9.57%
$22.557B
▼ 12.25%
2014
$25.705B
▲ 29.27%
$25.705B
▲ 7.20%
$23.979B
▲ 4.98%
$22.842B
▲ 0.47%
$22.735B
▼ 5.68%
$24.105B
▲ 3.13%
$23.374B
▲ 8.22%
$21.598B
▲ 4.59%
$20.651B
▼ 0.26%
$20.705B
▼ 4.05%
$21.578B
▲ 4.99%
$20.552B
▲ 0.95%
$20.359B
▲ 2.39%
2013
$19.884B
▲ 94.18%
$19.884B
▲ 12.13%
$17.733B
▲ 7.77%
$16.455B
▲ 9.98%
$14.962B
▲ 1.82%
$14.694B
▼ 3.70%
$15.258B
▲ 3.69%
$14.715B
▼ 1.69%
$14.968B
▲ 14.55%
$13.067B
▲ 7.96%
$12.103B
▲ 6.63%
$11.35B
▲ 0.34%
$11.311B
▲ 10.46%
2012
$10.24B
▲ 40.79%
$10.24B
▲ 25.74%
$8.144B
▼ 2.33%
$8.338B
▼ 11.40%
$9.411B
▼ 8.98%
$10.34B
▲ 5.69%
$9.783B
▲ 30.47%
$7.498B
▼ 8.14%
$8.162B
▼ 19.42%
$10.129B
▼ 6.24%
$10.803B
▲ 17.16%
$9.221B
▲ 7.97%
$8.54B
▲ 17.42%
2011
$7.273B
▼ 7.53%
$7.273B
▲ 7.02%
$6.796B
▲ 9.12%
$6.228B
▲ 3.49%
$6.018B
▼ 12.49%
$6.877B
▼ 14.35%
$8.029B
▼ 5.04%
$8.455B
▼ 0.73%
$8.517B
▼ 7.92%
$9.25B
▲ 7.07%
$8.639B
▲ 21.95%
$7.084B
▼ 10.11%
$7.881B
▲ 0.20%
2010
$7.865B
▼ 20.96%
$7.865B
▲ 2.17%
$7.698B
▲ 4.65%
$7.356B
▲ 12.80%
$6.521B
▲ 17.71%
$5.54B
▼ 9.12%
$6.096B
▼ 11.81%
$6.912B
▼ 13.35%
$7.977B
▼ 15.29%
$9.417B
▲ 5.63%
$8.915B
▲ 0.94%
$8.832B
▲ 1.68%
$8.686B
▼ 12.71%
2009
$9.951B
▲ 292.23%
$9.951B
▲ 19.85%
$8.303B
▲ 9.38%
$7.591B
▼ 7.73%
$8.227B
▲ 6.82%
$7.702B
▲ 13.16%
$6.806B
▲ 15.22%
$5.907B
▲ 6.64%
$5.539B
▲ 5.67%
$5.242B
▲ 21.77%
$4.305B
▲ 41.57%
$3.041B
▼ 6.95%
$3.268B
▲ 28.81%
2008
$2.537B
▼ 62.34%
$2.537B
▼ 6.14%
$2.703B
▼ 25.92%
$3.649B
▼ 23.93%
$4.797B
▼ 21.80%
$6.134B
▼ 5.31%
$6.478B
▼ 16.62%
$7.769B
▼ 7.99%
$8.444B
▲ 29.45%
$6.523B
▲ 7.22%
$6.084B
▼ 11.22%
$6.853B
▲ 16.19%
$5.898B
▼ 12.45%
2007
$6.737B
▲ 48.52%
$6.737B
▲ 9.63%
$6.145B
▲ 6.59%
$5.765B
▲ 3.45%
$5.573B
▲ 7.46%
$5.186B
▲ 9.41%
$4.74B
▲ 11.85%
$4.238B
▼ 0.45%
$4.257B
▲ 6.40%
$4.001B
▲ 7.27%
$3.73B
▼ 12.36%
$4.256B
▼ 2.76%
$4.377B
▼ 3.51%
2006
$4.536B
▲ 13.00%
$4.536B
▼ 0.29%
$4.549B
▲ 12.24%
$4.053B
▲ 1.00%
$4.013B
▼ 1.08%
$4.057B
▲ 4.32%
$3.889B
▼ 11.45%
$4.392B
▼ 2.20%
$4.491B
▼ 3.29%
$4.644B
▲ 8.84%
$4.267B
▼ 12.54%
$4.879B
▲ 1.77%
$4.794B
▲ 19.43%
2005
$4.014B
▲ 78.72%
$4.014B
▲ 24.74%
$3.218B
▲ 23.30%
$2.61B
▼ 6.42%
$2.789B
▼ 7.03%
$3B
▼ 6.34%
$3.203B
▲ 11.68%
$2.868B
▼ 10.26%
$3.196B
▲ 18.28%
$2.702B
▼ 0.22%
$2.708B
▲ 15.23%
$2.35B
▲ 4.54%
$2.248B
▲ 0.09%
2004
$2.246B
▼ 7.91%
$2.246B
▲ 11.96%
$2.006B
▲ 17.31%
$1.71B
▼ 5.63%
$1.812B
▲ 18.59%
$1.528B
▲ 4.37%
$1.464B
▼ 19.03%
$1.808B
▼ 5.14%
$1.906B
▲ 13.12%
$1.685B
▼ 27.65%
$2.329B
▼ 1.23%
$2.358B
▲ 11.33%
$2.118B
▼ 13.16%
2003
$2.439B
▲ 95.75%
$2.439B
▼ 4.76%
$2.561B
▼ 7.51%
$2.769B
▲ 4.18%
$2.658B
▲ 12.91%
$2.354B
▲ 16.07%
$2.028B
▼ 3.29%
$2.097B
▼ 15.44%
$2.48B
▲ 34.20%
$1.848B
▲ 2.84%
$1.797B
▲ 13.23%
$1.587B
▲ 2.26%
$1.552B
▲ 24.56%
2002
$1.246B
▲ 6.31%
$1.246B
▼ 23.79%
$1.635B
▲ 36.48%
$1.198B
▲ 30.36%
$0.919B
▲ 16.04%
$0.792B
▼ 8.76%
$0.868B
▲ 39.10%
$0.624B
▼ 29.41%
$0.884B
▼ 25.65%
$1.189B
▲ 0.76%
$1.18B
▲ 7.18%
$1.101B
▼ 7.01%
$1.184B
▲ 1.02%
2001
$1.172B
▲ 180.38%
$1.172B
▲ 33.03%
$0.881B
▲ 40.73%
$0.626B
▲ 54.19%
$0.406B
▼ 31.65%
$0.594B
▼ 4.50%
$0.622B
▼ 11.14%
$0.7B
▼ 8.38%
$0.764B
▼ 18.98%
$0.943B
▲ 13.48%
$0.831B
▲ 15.58%
$0.719B
▼ 21.93%
$0.921B
▲ 120.33%
2000
$0.418B
▼ 22.59%
$0.418B
▼ 24.96%
$0.557B
▼ 45.82%
$1.028B
▲ 18.57%
$0.867B
— 0.00%
$0.867B
▲ 50.78%
$0.575B
▼ 17.50%
$0.697B
▲ 6.74%
$0.653B
▼ 31.84%
$0.958B
▼ 7.53%
$1.036B
▲ 78.31%
$0.581B
▼ 5.22%
$0.613B
▲ 13.52%
1999
$0.54B
▼ 59.76%
$0.54B
▲ 24.14%
$0.435B
▲ 19.18%
$0.365B
▼ 11.84%
$0.414B
▼ 25.41%
$0.555B
▲ 25.57%
$0.442B
▼ 24.96%
$0.589B
▼ 18.76%
$0.725B
▼ 0.68%
$0.73B
▲ 2.38%
$0.713B
▼ 15.82%
$0.847B
▼ 30.23%
$1.214B
▼ 9.54%
1998
$1.342B
▼ 4.01%
$1.342B
▲ 15.79%
$1.159B
▲ 24.49%
$0.931B
▼ 2.41%
$0.954B
▲ 32.87%
$0.718B
▼ 26.96%
$0.983B
▼ 5.75%
$1.043B
▼ 30.65%
$1.504B
▼ 13.56%
$1.74B
▲ 12.40%
$1.548B
▼ 2.95%
$1.595B
▼ 3.27%
$1.649B
▲ 17.95%
1997
$1.398B
▼ 43.52%
$1.398B
▼ 20.57%
$1.76B
▼ 32.70%
$2.615B
▼ 25.01%
$3.487B
▼ 16.88%
$4.195B
▲ 26.85%
$3.307B
▲ 21.72%
$2.717B
▲ 15.76%
$2.347B
▼ 12.16%
$2.672B
▲ 8.79%
$2.456B
▼ 4.32%
$2.567B
▼ 18.64%
$3.155B
▲ 27.47%
1996
$2.475B
▲ 173.18%
$2.475B
▲ 5.50%
$2.346B
▲ 10.82%
$2.117B
▲ 20.90%
$1.751B
▲ 14.22%
$1.533B
▲ 17.74%
$1.302B
▼ 1.66%
$1.324B
▲ 0.53%
$1.317B
▲ 10.58%
$1.191B
▲ 22.15%
$0.975B
▼ 7.84%
$1.058B
▲ 12.91%
$0.937B
▲ 3.42%
1995
$0.906B
▲ 19.37%
$0.906B
▲ 17.21%
$0.773B
▼ 1.53%
$0.785B
▼ 2.36%
$0.804B
▼ 21.56%
$1.025B
▲ 6.55%
$0.962B
▲ 10.70%
$0.869B
▲ 6.50%
$0.816B
▲ 10.12%
$0.741B
▲ 16.33%
$0.637B
▼ 6.87%
$0.684B
▼ 2.43%
$0.701B
▼ 7.64%
1994
$0.759B
▲ 132.11%
$0.759B
▼ 9.43%
$0.838B
▲ 7.99%
$0.776B
▲ 15.13%
$0.674B
▲ 0.15%
$0.673B
▼ 1.75%
$0.685B
▲ 19.76%
$0.572B
▼ 8.48%
$0.625B
▼ 11.22%
$0.704B
▼ 6.63%
$0.754B
▲ 39.11%
$0.542B
▲ 26.05%
$0.43B
▲ 31.50%
1993
$0.327B
▲ 28.74%
$0.327B
▼ 6.57%
$0.35B
▲ 25.45%
$0.279B
▲ 57.63%
$0.177B
▼ 11.06%
$0.199B
▲ 32.67%
$0.15B
▲ 2.74%
$0.146B
▼ 19.34%
$0.181B
▲ 5.23%
$0.172B
▼ 13.57%
$0.199B
▼ 16.74%
$0.239B
▼ 9.81%
$0.265B
▲ 4.33%
1992
$0.254B
▲ 231.26%
$0.254B
▲ 19.81%
$0.212B
▲ 5.47%
$0.201B
▲ 28.03%
$0.157B
▲ 22.66%
$0.128B
▼ 5.19%
$0.135B
▼ 4.93%
$0.142B
▼ 11.80%
$0.161B
▲ 29.84%
$0.124B
▲ 9.73%
$0.113B
▼ 13.74%
$0.131B
▲ 5.65%
$0.124B
▲ 61.72%
1991
$76.676M
▼ 46.00%
$76.676M
▲ 10.53%
$69.374M
▼ 9.52%
$76.676M
▼ 12.50%
$87.63M
▼ 14.09%
$0.102B
▲ 7.44%
$94.933M
▼ 18.86%
$0.117B
▼ 13.33%
$0.135B
▼ 10.00%
$0.15B
▼ 4.46%
$0.157B
▲ 19.85%
$0.131B
▼ 16.56%
$0.157B
▲ 10.56%
1990
$0.142B
▼ 41.80%
$0.142B
— 0.00%
$0.142B
▼ 13.41%
$0.164B
▼ 10.38%
$0.183B
▼ 34.88%
$0.281B
▼ 20.62%
$0.354B
▼ 8.53%
$0.387B
▲ 6.03%
$0.365B
▲ 7.67%
$0.339B
▲ 3.35%
$0.328B
▲ 18.41%
$0.277B
▲ 8.63%
$0.255B
▲ 4.51%
1989
$0.244B
▼ 41.35%
$0.244B
▲ 1.24%
$0.241B
▲ 18.14%
$0.204B
▼ 17.41%
$0.247B
▼ 7.14%
$0.266B
▲ 4.31%
$0.255B
▼ 13.56%
$0.295B
▼ 10.61%
$0.33B
▼ 2.08%
$0.337B
— 0.00%
$0.337B
▼ 2.03%
$0.344B
▼ 16.50%
$0.412B
▼ 0.96%
1988
$0.416B
▼ 6.52%
$0.416B
▲ 24.18%
$0.335B
▼ 3.18%
$0.346B
▼ 11.73%
$0.392B
▲ 4.53%
$0.375B
▼ 9.86%
$0.416B
▼ 1.65%
$0.423B
▲ 1.20%
$0.418B
— 0.00%
$0.418B
▲ 2.45%
$0.408B
▲ 2.77%
$0.397B
▲ 23.29%
$0.322B
▼ 27.64%
1987
$0.445B
▲ 9.34%
$0.445B
▲ 38.63%
$0.321B
▼ 24.29%
$0.424B
▼ 30.15%
$0.607B
▼ 14.87%
$0.713B
▲ 5.32%
$0.677B
▲ 2.42%
$0.661B
▼ 9.95%
$0.734B
▲ 2.51%
$0.716B
▲ 28.32%
$0.558B
▼ 15.07%
$0.657B
▲ 19.45%
$0.55B
▲ 35.14%
1986
$0.407B
▲ 103.50%
$0.407B
▼ 1.93%
$0.415B
▲ 10.96%
$0.374B
▲ 24.67%
$0.3B
▲ 11.52%
$0.269B
▲ 11.16%
$0.242B
▼ 6.92%
$0.26B
— 0.00%
$0.26B
▼ 4.41%
$0.272B
▲ 17.75%
$0.231B
▲ 5.48%
$0.219B
▼ 5.19%
$0.231B
▲ 15.50%
1985
$0.2B
▲ 26.58%
$0.2B
▲ 15.61%
$0.173B
▲ 21.83%
$0.142B
▼ 6.58%
$0.152B
▼ 31.53%
$0.222B
▼ 16.85%
$0.267B
▲ 3.89%
$0.257B
▲ 5.76%
$0.243B
▲ 14.62%
$0.212B
▼ 10.17%
$0.236B
▼ 2.07%
$0.241B
▲ 2.12%
$0.236B
▲ 49.37%
All market cap values reflect closing prices for the period shown.
📊 Western Digital Market Cap and Other Industry Peers
Below are selected companies from the Technology sector / subsector: