Westinghouse Air Brake Technologies (WAB) Market Cap 1995–2026

As of October 16, 2026, Westinghouse Air Brake Technologies had a market cap of $48.5 billion, which decreased by 0.33% 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 16, 2026, 4:00 PM ET

Westinghouse Air Brake Technologies Corp. (WAB)

🌍 United States 📈 NYSE 🏭 Industrials 🏢 Machinery

Latest Market Cap

$48.5B ▼ 0.33%

Start of 2026

$36.49B ▲ 32.91%

1 Year Ago

$33.19B ▲ 46.13%

All-Time High

$51.71B ▼ 6.21%

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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.

📈 Westinghouse Air Brake Technologies Market Cap History by Year and Month

Westinghouse Air Brake Technologies Market Cap History by Year and Month
Year / Month	Market Cap	% Change
2026	$48.5B	▲ 32.91%
October 16, 2026	$48.5B	▼ 0.12%
September 30, 2026	$48.56B	▲ 0.43%
August 31, 2026	$48.35B	▼ 1.69%
July 31, 2026	$49.18B	▲ 7.36%
June 30, 2026	$45.81B	▲ 3.39%
May 29, 2026	$44.31B	▼ 3.23%
April 30, 2026	$45.79B	▲ 7.46%
March 31, 2026	$42.61B	▼ 5.33%
February 27, 2026	$45.01B	▲ 14.41%
January 30, 2026	$39.34B	▲ 7.81%
2025	$36.49B	▲ 12.36%
December 31, 2025	$36.49B	▲ 2.36%
November 28, 2025	$35.65B	▲ 2.00%
October 31, 2025	$34.95B	▲ 1.98%
September 30, 2025	$34.27B	▲ 3.60%
August 29, 2025	$33.08B	▲ 0.76%
July 31, 2025	$32.83B	▼ 8.24%
June 30, 2025	$35.78B	▲ 3.35%
May 30, 2025	$34.62B	▲ 9.52%
April 30, 2025	$31.61B	▲ 1.87%
March 31, 2025	$31.03B	▼ 2.02%
February 28, 2025	$31.67B	▼ 11.09%
January 31, 2025	$35.62B	▲ 9.68%
2024	$32.477B	▲ 42.85%
December 31, 2024	$32.477B	▼ 5.82%
November 29, 2024	$34.485B	▲ 6.73%
October 31, 2024	$32.312B	▲ 3.41%
September 30, 2024	$31.246B	▲ 5.19%
August 30, 2024	$29.705B	▲ 5.22%
July 31, 2024	$28.23B	▲ 1.27%
June 28, 2024	$27.877B	▼ 6.61%
May 31, 2024	$29.849B	▲ 5.06%
April 30, 2024	$28.411B	▲ 10.30%
March 28, 2024	$25.759B	▲ 2.98%
February 29, 2024	$25.013B	▲ 6.93%
January 31, 2024	$23.393B	▲ 2.89%
2023	$22.735B	▲ 25.25%
December 29, 2023	$22.735B	▲ 8.87%
November 30, 2023	$20.883B	▲ 9.94%
October 31, 2023	$18.995B	▼ 0.22%
September 29, 2023	$19.036B	▼ 5.56%
August 31, 2023	$20.156B	▼ 5.00%
July 31, 2023	$21.216B	▲ 8.01%
June 30, 2023	$19.642B	▲ 17.89%
May 31, 2023	$16.661B	▼ 5.16%
April 28, 2023	$17.568B	▼ 3.32%
March 31, 2023	$18.171B	▼ 3.43%
February 28, 2023	$18.816B	▲ 0.03%
January 31, 2023	$18.81B	▲ 3.62%
2022	$18.152B	▲ 6.07%
December 30, 2022	$18.152B	▼ 1.27%
November 30, 2022	$18.385B	▲ 8.37%
October 31, 2022	$16.965B	▲ 14.64%
September 30, 2022	$14.798B	▼ 7.17%
August 31, 2022	$15.941B	▼ 6.22%
July 29, 2022	$16.999B	▲ 13.86%
June 30, 2022	$14.93B	▼ 13.46%
May 31, 2022	$17.253B	▲ 5.06%
April 29, 2022	$16.422B	▼ 6.63%
March 31, 2022	$17.589B	▲ 2.27%
February 28, 2022	$17.199B	▲ 4.12%
January 31, 2022	$16.518B	▼ 3.48%
2021	$17.114B	▲ 23.77%
December 31, 2021	$17.114B	▲ 3.20%
November 30, 2021	$16.584B	▼ 2.16%
October 29, 2021	$16.95B	▲ 5.25%
September 30, 2021	$16.104B	▼ 5.12%
August 31, 2021	$16.973B	▲ 5.80%
July 30, 2021	$16.043B	▲ 3.14%
June 30, 2021	$15.555B	▼ 0.56%
May 28, 2021	$15.642B	▲ 0.84%
April 30, 2021	$15.511B	▲ 3.73%
March 31, 2021	$14.953B	▲ 9.29%
February 26, 2021	$13.682B	▼ 2.40%
January 29, 2021	$14.018B	▲ 1.38%
2020	$13.827B	▼ 7.29%
December 31, 2020	$13.827B	▼ 0.89%
November 30, 2020	$13.951B	▲ 23.60%
October 30, 2020	$11.287B	▼ 4.15%
September 30, 2020	$11.776B	▼ 7.01%
August 31, 2020	$12.664B	▲ 7.00%
July 31, 2020	$11.835B	▲ 8.02%
June 30, 2020	$10.956B	▼ 5.72%
May 29, 2020	$11.621B	▲ 8.24%
April 30, 2020	$10.736B	▲ 17.23%
March 31, 2020	$9.158B	▼ 30.46%
February 28, 2020	$13.17B	▼ 6.98%
January 31, 2020	$14.159B	▼ 5.06%
2019	$14.914B	▲ 119.74%
December 31, 2019	$14.914B	▼ 0.97%
November 29, 2019	$15.06B	▲ 13.26%
October 31, 2019	$13.297B	▼ 3.46%
September 30, 2019	$13.774B	▲ 3.84%
August 30, 2019	$13.265B	▼ 9.24%
July 31, 2019	$14.616B	▲ 8.27%
June 28, 2019	$13.499B	▲ 15.03%
May 31, 2019	$11.735B	▼ 2.69%
April 30, 2019	$12.06B	▲ 0.69%
March 29, 2019	$11.977B	▲ 0.67%
February 28, 2019	$11.897B	▲ 78.05%
January 31, 2019	$6.682B	▼ 1.55%
2018	$6.787B	▼ 13.18%
December 31, 2018	$6.787B	▼ 25.74%
November 30, 2018	$9.139B	▲ 15.33%
October 31, 2018	$7.924B	▼ 21.74%
September 28, 2018	$10.125B	▼ 3.17%
August 31, 2018	$10.457B	▼ 1.66%
July 31, 2018	$10.634B	▲ 12.03%
June 29, 2018	$9.492B	▲ 1.10%
May 31, 2018	$9.389B	▲ 9.80%
April 30, 2018	$8.551B	▲ 9.29%
March 29, 2018	$7.824B	▲ 0.10%
February 28, 2018	$7.816B	▲ 0.44%
January 31, 2018	$7.782B	▼ 0.45%
2017	$7.817B	▼ 1.28%
December 29, 2017	$7.817B	▲ 5.89%
November 30, 2017	$7.382B	▲ 0.52%
October 31, 2017	$7.344B	▲ 1.02%
September 29, 2017	$7.27B	▲ 7.34%
August 31, 2017	$6.773B	▼ 6.36%
July 31, 2017	$7.233B	▼ 17.64%
June 30, 2017	$8.782B	▲ 11.94%
May 31, 2017	$7.845B	▼ 2.55%
April 28, 2017	$8.05B	▲ 7.62%
March 31, 2017	$7.48B	▼ 2.54%
February 28, 2017	$7.675B	▼ 7.17%
January 31, 2017	$8.268B	▲ 4.42%
2016	$7.918B	▲ 21.22%
December 30, 2016	$7.918B	▲ 4.99%
November 30, 2016	$7.542B	▲ 9.53%
October 31, 2016	$6.886B	▼ 5.32%
September 30, 2016	$7.273B	▲ 5.34%
August 31, 2016	$6.904B	▲ 11.84%
July 29, 2016	$6.173B	▼ 2.46%
June 30, 2016	$6.329B	▼ 9.24%
May 31, 2016	$6.973B	▼ 6.69%
April 29, 2016	$7.473B	▲ 4.61%
March 31, 2016	$7.144B	▲ 10.08%
February 29, 2016	$6.49B	▲ 10.51%
January 29, 2016	$5.873B	▼ 10.09%
2015	$6.532B	▼ 21.91%
December 31, 2015	$6.532B	▼ 15.50%
November 30, 2015	$7.73B	▼ 3.31%
October 30, 2015	$7.995B	▼ 5.89%
September 30, 2015	$8.495B	▼ 8.23%
August 31, 2015	$9.257B	▼ 5.37%
July 31, 2015	$9.782B	▲ 7.38%
June 30, 2015	$9.11B	▼ 5.99%
May 29, 2015	$9.69B	▲ 6.65%
April 30, 2015	$9.086B	▼ 1.01%
March 31, 2015	$9.179B	▲ 0.40%
February 27, 2015	$9.142B	▲ 13.79%
January 30, 2015	$8.034B	▼ 3.96%
2014	$8.365B	▲ 17.44%
December 31, 2014	$8.365B	▼ 1.78%
November 28, 2014	$8.517B	▲ 2.54%
October 31, 2014	$8.306B	▲ 6.49%
September 30, 2014	$7.8B	▼ 2.84%
August 29, 2014	$8.028B	▲ 3.32%
July 31, 2014	$7.77B	▼ 2.31%
June 30, 2014	$7.954B	▲ 4.74%
May 30, 2014	$7.594B	▲ 5.62%
April 30, 2014	$7.19B	▼ 3.81%
March 31, 2014	$7.475B	▼ 1.90%
February 28, 2014	$7.62B	▲ 7.64%
January 31, 2014	$7.079B	▼ 0.62%
2013	$7.123B	▲ 70.57%
December 31, 2013	$7.123B	▲ 7.19%
November 29, 2013	$6.645B	▲ 5.85%
October 31, 2013	$6.278B	▲ 3.70%
September 30, 2013	$6.054B	▲ 7.45%
August 30, 2013	$5.634B	▲ 0.81%
July 31, 2013	$5.589B	▲ 8.74%
June 28, 2013	$5.14B	▼ 2.85%
May 31, 2013	$5.291B	▲ 4.81%
April 30, 2013	$5.048B	▲ 2.79%
March 28, 2013	$4.911B	▲ 5.23%
February 28, 2013	$4.667B	▲ 4.50%
January 31, 2013	$4.466B	▲ 6.94%
2012	$4.176B	▲ 24.43%
December 31, 2012	$4.176B	▲ 3.06%
November 30, 2012	$4.052B	▲ 3.31%
October 31, 2012	$3.922B	▲ 2.00%
September 28, 2012	$3.845B	▲ 2.75%
August 31, 2012	$3.742B	▼ 1.32%
July 31, 2012	$3.792B	▲ 0.90%
June 29, 2012	$3.758B	▲ 7.43%
May 31, 2012	$3.498B	▼ 6.65%
April 30, 2012	$3.747B	▲ 3.19%
March 30, 2012	$3.631B	▲ 1.17%
February 29, 2012	$3.589B	▲ 8.82%
January 31, 2012	$3.298B	▼ 1.73%
2011	$3.356B	▲ 32.33%
December 30, 2011	$3.356B	▲ 2.50%
November 30, 2011	$3.274B	▲ 1.61%
October 31, 2011	$3.222B	▲ 27.05%
September 30, 2011	$2.536B	▼ 13.68%
August 31, 2011	$2.938B	▼ 5.62%
July 29, 2011	$3.113B	▼ 1.83%
June 30, 2011	$3.171B	▼ 2.82%
May 31, 2011	$3.263B	▼ 5.09%
April 29, 2011	$3.438B	▲ 5.23%
March 31, 2011	$3.267B	▲ 20.02%
February 28, 2011	$2.722B	▲ 4.73%
January 31, 2011	$2.599B	▲ 2.48%
2010	$2.536B	▲ 30.18%
December 31, 2010	$2.536B	▲ 14.44%
November 30, 2010	$2.216B	▼ 1.34%
October 29, 2010	$2.246B	▼ 1.96%
September 30, 2010	$2.291B	▲ 12.41%
August 31, 2010	$2.038B	▼ 4.77%
July 30, 2010	$2.14B	▲ 11.87%
June 30, 2010	$1.913B	▼ 8.03%
May 28, 2010	$2.08B	▼ 8.85%
April 30, 2010	$2.282B	▲ 12.97%
March 31, 2010	$2.02B	▲ 11.23%
February 26, 2010	$1.816B	▼ 0.66%
January 29, 2010	$1.828B	▼ 6.16%
2009	$1.948B	▲ 1.09%
December 31, 2009	$1.948B	▲ 6.39%
November 30, 2009	$1.831B	▲ 4.75%
October 30, 2009	$1.748B	▼ 2.07%
September 30, 2009	$1.785B	▲ 0.22%
August 31, 2009	$1.781B	▲ 11.31%
July 31, 2009	$1.6B	▲ 4.58%
June 30, 2009	$1.53B	▼ 10.21%
May 29, 2009	$1.704B	▼ 6.48%
April 30, 2009	$1.822B	▲ 44.60%
March 31, 2009	$1.26B	▼ 1.87%
February 27, 2009	$1.284B	▼ 11.51%
January 30, 2009	$1.451B	▼ 24.70%
2008	$1.927B	▲ 14.91%
December 31, 2008	$1.927B	▲ 2.99%
November 28, 2008	$1.871B	▼ 2.96%
October 31, 2008	$1.928B	▼ 22.38%
September 30, 2008	$2.484B	▼ 13.18%
August 29, 2008	$2.861B	▲ 6.44%
July 31, 2008	$2.688B	▲ 14.14%
June 30, 2008	$2.355B	▲ 4.48%
May 30, 2008	$2.254B	▲ 8.57%
April 30, 2008	$2.076B	▲ 13.88%
March 31, 2008	$1.823B	▲ 8.19%
February 29, 2008	$1.685B	▲ 0.60%
January 31, 2008	$1.675B	▼ 0.12%
2007	$1.677B	▲ 12.70%
December 31, 2007	$1.677B	▲ 1.33%
November 30, 2007	$1.655B	▼ 9.61%
October 31, 2007	$1.831B	▲ 0.22%
September 28, 2007	$1.827B	— 0.00%
August 31, 2007	$1.827B	▼ 8.24%
July 31, 2007	$1.991B	▲ 11.92%
June 29, 2007	$1.779B	▼ 6.71%
May 31, 2007	$1.907B	▲ 5.42%
April 30, 2007	$1.809B	▲ 8.52%
March 30, 2007	$1.667B	▲ 7.34%
February 28, 2007	$1.553B	▲ 0.52%
January 31, 2007	$1.545B	▲ 3.83%
2006	$1.488B	▲ 15.44%
December 29, 2006	$1.488B	▼ 7.52%
November 30, 2006	$1.609B	▲ 5.99%
October 31, 2006	$1.518B	▲ 14.74%
September 29, 2006	$1.323B	▼ 3.85%
August 31, 2006	$1.376B	▲ 6.50%
July 31, 2006	$1.292B	▼ 29.01%
June 30, 2006	$1.82B	▲ 7.25%
May 31, 2006	$1.697B	▼ 3.85%
April 28, 2006	$1.765B	▲ 12.06%
March 31, 2006	$1.575B	▼ 0.69%
February 28, 2006	$1.586B	▲ 4.62%
January 31, 2006	$1.516B	▲ 17.61%
2005	$1.289B	▲ 30.86%
December 30, 2005	$1.289B	▲ 4.12%
November 30, 2005	$1.238B	▼ 4.55%
October 31, 2005	$1.297B	▼ 0.31%
September 30, 2005	$1.301B	▲ 5.09%
August 31, 2005	$1.238B	▲ 6.72%
July 29, 2005	$1.16B	▲ 13.73%
June 30, 2005	$1.02B	▲ 5.15%
May 31, 2005	$0.97B	▲ 4.08%
April 29, 2005	$0.932B	▼ 2.41%
March 31, 2005	$0.955B	▲ 12.35%
February 28, 2005	$0.85B	▼ 1.28%
January 31, 2005	$0.861B	▼ 12.59%
2004	$0.985B	▲ 29.61%
December 31, 2004	$0.985B	▲ 4.12%
November 30, 2004	$0.946B	▲ 2.16%
October 29, 2004	$0.926B	▲ 8.43%
September 30, 2004	$0.854B	▲ 9.63%
August 31, 2004	$0.779B	▼ 5.69%
July 30, 2004	$0.826B	▲ 0.98%
June 30, 2004	$0.818B	▲ 10.84%
May 28, 2004	$0.738B	▲ 1.37%
April 30, 2004	$0.728B	▲ 14.47%
March 31, 2004	$0.636B	▼ 10.04%
February 27, 2004	$0.707B	▼ 2.62%
January 30, 2004	$0.726B	▼ 4.47%
2003	$0.76B	▲ 24.59%
December 31, 2003	$0.76B	▲ 10.79%
November 28, 2003	$0.686B	▲ 2.69%
October 31, 2003	$0.668B	▼ 3.47%
September 30, 2003	$0.692B	▲ 1.62%
August 29, 2003	$0.681B	▲ 6.07%
July 31, 2003	$0.642B	▲ 6.12%
June 30, 2003	$0.605B	▲ 1.51%
May 30, 2003	$0.596B	▲ 11.82%
April 30, 2003	$0.533B	▲ 5.54%
March 31, 2003	$0.505B	▲ 5.65%
February 28, 2003	$0.478B	▼ 8.25%
January 31, 2003	$0.521B	▼ 14.59%
2002	$0.61B	▲ 14.88%
December 31, 2002	$0.61B	▼ 1.93%
November 29, 2002	$0.622B	▲ 0.65%
October 31, 2002	$0.618B	▲ 1.15%
September 30, 2002	$0.611B	▲ 9.30%
August 30, 2002	$0.559B	▲ 3.14%
July 31, 2002	$0.542B	▼ 12.16%
June 28, 2002	$0.617B	▲ 4.05%
May 31, 2002	$0.593B	▼ 10.42%
April 30, 2002	$0.662B	▲ 2.00%
March 28, 2002	$0.649B	▲ 6.74%
February 28, 2002	$0.608B	▲ 2.53%
January 31, 2002	$0.593B	▲ 11.68%
2001	$0.531B	▲ 5.36%
December 31, 2001	$0.531B	▲ 2.71%
November 30, 2001	$0.517B	▼ 1.71%
October 31, 2001	$0.526B	▲ 12.15%
September 28, 2001	$0.469B	▼ 21.57%
August 31, 2001	$0.598B	▼ 4.01%
July 31, 2001	$0.623B	▼ 3.26%
June 29, 2001	$0.644B	▲ 15.00%
May 31, 2001	$0.56B	▼ 2.27%
April 30, 2001	$0.573B	▲ 5.14%
March 30, 2001	$0.545B	▼ 9.17%
February 28, 2001	$0.6B	▲ 1.18%
January 31, 2001	$0.593B	▲ 17.66%
2000	$0.504B	▼ 44.92%
December 29, 2000	$0.504B	▲ 30.57%
November 30, 2000	$0.386B	▼ 11.06%
October 31, 2000	$0.434B	▼ 17.18%
September 29, 2000	$0.524B	▼ 2.42%
August 31, 2000	$0.537B	▲ 3.07%
July 31, 2000	$0.521B	▼ 2.98%
June 30, 2000	$0.537B	▼ 6.28%
May 31, 2000	$0.573B	▼ 2.05%
April 28, 2000	$0.585B	▲ 6.36%
March 31, 2000	$0.55B	▲ 12.24%
February 29, 2000	$0.49B	▼ 14.49%
January 31, 2000	$0.573B	▼ 37.38%
1999	$0.915B	▲ 10.51%
December 31, 1999	$0.915B	▲ 48.06%
November 30, 1999	$0.618B	▼ 1.44%
October 29, 1999	$0.627B	▲ 1.13%
September 30, 1999	$0.62B	▼ 9.75%
August 31, 1999	$0.687B	▼ 14.98%
July 30, 1999	$0.808B	▼ 8.49%
June 30, 1999	$0.883B	▲ 13.79%
May 28, 1999	$0.776B	▲ 2.51%
April 30, 1999	$0.757B	▲ 6.77%
March 31, 1999	$0.709B	▲ 5.51%
February 26, 1999	$0.672B	▲ 4.35%
January 29, 1999	$0.644B	▼ 22.22%
1998	$0.828B	▼ 4.06%
December 31, 1998	$0.828B	▲ 11.14%
November 30, 1998	$0.745B	▲ 2.34%
October 30, 1998	$0.728B	▲ 8.82%
September 30, 1998	$0.669B	▼ 2.05%
August 31, 1998	$0.683B	▼ 7.70%
July 31, 1998	$0.74B	▼ 16.67%
June 30, 1998	$0.888B	▼ 4.72%
May 29, 1998	$0.932B	▼ 1.58%
April 30, 1998	$0.947B	▼ 4.82%
March 31, 1998	$0.995B	▲ 16.92%
February 27, 1998	$0.851B	▲ 2.04%
January 30, 1998	$0.834B	▼ 3.36%
1997	$0.863B	▲ 82.45%
December 31, 1997	$0.863B	▲ 11.64%
November 28, 1997	$0.773B	▼ 7.31%
October 31, 1997	$0.834B	▲ 7.20%
September 30, 1997	$0.778B	▲ 20.62%
August 29, 1997	$0.645B	▼ 1.23%
July 31, 1997	$0.653B	▼ 2.54%
June 30, 1997	$0.67B	▲ 21.16%
May 30, 1997	$0.553B	▲ 14.97%
April 30, 1997	$0.481B	▲ 10.57%
March 31, 1997	$0.435B	▼ 8.03%
February 28, 1997	$0.473B	— 0.00%
January 31, 1997	$0.473B	— 0.00%
1996	$0.473B	▲ 17.37%
December 31, 1996	$0.473B	▲ 13.43%
November 29, 1996	$0.417B	▲ 2.21%
October 31, 1996	$0.408B	▼ 3.32%
September 30, 1996	$0.422B	▼ 9.05%
August 30, 1996	$0.464B	▲ 11.27%
July 31, 1996	$0.417B	▼ 15.24%
June 28, 1996	$0.492B	▲ 4.90%
May 31, 1996	$0.469B	▼ 11.51%
April 30, 1996	$0.53B	▲ 30.86%
March 29, 1996	$0.405B	▼ 6.47%
February 29, 1996	$0.433B	▲ 24.43%
January 31, 1996	$0.348B	▼ 13.65%
1995	$0.403B	▼ 24.53%
December 29, 1995	$0.403B	▲ 14.81%
November 30, 1995	$0.351B	▲ 5.72%
October 31, 1995	$0.332B	▼ 38.40%
September 29, 1995	$0.539B	▼ 11.49%
August 31, 1995	$0.609B	▼ 12.12%
July 31, 1995	$0.693B	▲ 29.78%
June 30, 1995	$0.534B	— 0.00%

All market cap values reflect closing prices for the period shown.

📊 Westinghouse Air Brake Technologies Market Cap and Other Industry Peers

Below are selected companies from the Industrials sector / subsector:

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.