WESCO International (WCC) Market Cap 2000–2026

As of October 16, 2026, WESCO International had a market cap of $16.61 billion, which decreased by 1.66% 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

WESCO International Inc. (WCC)

🌍 United States 📈 NYSE 🏭 Industrials 🏢 Trading Companies & Distributors

Latest Market Cap

$16.61B ▼ 1.66%

Start of 2026

$11.9B ▲ 39.58%

1 Year Ago

$10.4B ▲ 59.71%

All-Time High

$18.72B ▼ 11.27%

Loading data...

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.

📈 WESCO International Market Cap History by Year and Month

WESCO International Market Cap History by Year and Month
Year / Month	Market Cap	% Change
2026	$16.61B	▲ 39.58%
October 16, 2026	$16.61B	▼ 5.19%
September 30, 2026	$17.52B	▲ 5.61%
August 31, 2026	$16.59B	▼ 0.84%
July 31, 2026	$16.73B	▼ 0.54%
June 30, 2026	$16.82B	▼ 4.38%
May 29, 2026	$17.59B	▲ 3.53%
April 30, 2026	$16.99B	▲ 27.65%
March 31, 2026	$13.31B	▼ 5.54%
February 27, 2026	$14.09B	▲ 0.07%
January 30, 2026	$14.08B	▲ 18.32%
2025	$11.9B	▲ 34.78%
December 31, 2025	$11.9B	▼ 8.53%
November 28, 2025	$13.01B	▲ 3.01%
October 31, 2025	$12.63B	▲ 22.74%
September 30, 2025	$10.29B	▼ 3.83%
August 29, 2025	$10.7B	▲ 6.26%
July 31, 2025	$10.07B	▲ 11.42%
June 30, 2025	$9.038B	▲ 10.30%
May 30, 2025	$8.194B	▲ 3.03%
April 30, 2025	$7.953B	▲ 4.93%
March 31, 2025	$7.579B	▼ 13.93%
February 28, 2025	$8.806B	▼ 2.44%
January 31, 2025	$9.026B	▲ 2.23%
2024	$8.829B	▼ 0.60%
December 31, 2024	$8.829B	▼ 14.84%
November 29, 2024	$10.367B	▲ 10.21%
October 31, 2024	$9.407B	▲ 14.29%
September 30, 2024	$8.231B	▲ 1.24%
August 30, 2024	$8.13B	▼ 5.48%
July 31, 2024	$8.601B	▲ 6.74%
June 28, 2024	$8.058B	▼ 11.67%
May 31, 2024	$9.123B	▲ 17.52%
April 30, 2024	$7.763B	▼ 10.81%
March 28, 2024	$8.704B	▲ 14.27%
February 29, 2024	$7.617B	▼ 13.76%
January 31, 2024	$8.832B	▼ 0.56%
2023	$8.882B	▲ 39.54%
December 29, 2023	$8.882B	▲ 11.57%
November 30, 2023	$7.961B	▲ 21.60%
October 31, 2023	$6.547B	▼ 11.42%
September 29, 2023	$7.391B	▼ 11.13%
August 31, 2023	$8.317B	▼ 7.64%
July 31, 2023	$9.005B	▼ 1.95%
June 30, 2023	$9.184B	▲ 30.40%
May 31, 2023	$7.043B	▼ 4.57%
April 28, 2023	$7.38B	▼ 6.82%
March 31, 2023	$7.92B	▼ 6.39%
February 28, 2023	$8.461B	▲ 11.86%
January 31, 2023	$7.564B	▲ 18.84%
2022	$6.365B	▼ 4.16%
December 30, 2022	$6.365B	▼ 2.88%
November 30, 2022	$6.554B	▼ 6.42%
October 31, 2022	$7.004B	▲ 15.41%
September 30, 2022	$6.069B	▼ 9.27%
August 31, 2022	$6.689B	▲ 3.16%
July 29, 2022	$6.484B	▲ 19.37%
June 30, 2022	$5.432B	▼ 14.71%
May 31, 2022	$6.369B	▲ 1.89%
April 29, 2022	$6.251B	▼ 5.27%
March 31, 2022	$6.599B	▲ 6.92%
February 28, 2022	$6.172B	▲ 0.33%
January 31, 2022	$6.152B	▼ 7.36%
2021	$6.641B	▲ 68.98%
December 31, 2021	$6.641B	▲ 6.14%
November 30, 2021	$6.257B	▼ 4.20%
October 29, 2021	$6.531B	▲ 12.35%
September 30, 2021	$5.813B	▼ 1.37%
August 31, 2021	$5.894B	▲ 10.09%
July 30, 2021	$5.354B	▲ 3.52%
June 30, 2021	$5.172B	▼ 3.29%
May 28, 2021	$5.348B	▲ 16.19%
April 30, 2021	$4.603B	▲ 6.01%
March 31, 2021	$4.342B	▲ 7.82%
February 26, 2021	$4.027B	▲ 5.70%
January 29, 2021	$3.81B	▼ 3.05%
2020	$3.93B	▲ 58.28%
December 31, 2020	$3.93B	▲ 20.40%
November 30, 2020	$3.264B	▲ 58.14%
October 30, 2020	$2.064B	▼ 6.31%
September 30, 2020	$2.203B	▼ 6.02%
August 31, 2020	$2.344B	▲ 20.51%
July 31, 2020	$1.945B	▲ 10.70%
June 30, 2020	$1.757B	▲ 26.04%
May 29, 2020	$1.394B	▲ 28.72%
April 30, 2020	$1.083B	▲ 13.17%
March 31, 2020	$0.957B	▼ 43.67%
February 28, 2020	$1.699B	▼ 16.06%
January 31, 2020	$2.024B	▼ 18.49%
2019	$2.483B	▲ 14.69%
December 31, 2019	$2.483B	▲ 12.86%
November 29, 2019	$2.2B	▲ 4.96%
October 31, 2019	$2.096B	▲ 5.01%
September 30, 2019	$1.996B	▲ 4.23%
August 30, 2019	$1.915B	▼ 11.14%
July 31, 2019	$2.155B	▼ 5.15%
June 28, 2019	$2.272B	▲ 8.14%
May 31, 2019	$2.101B	▼ 18.09%
April 30, 2019	$2.565B	▲ 7.05%
March 29, 2019	$2.396B	▼ 2.64%
February 28, 2019	$2.461B	▲ 4.10%
January 31, 2019	$2.364B	▲ 9.19%
2018	$2.165B	▼ 32.41%
December 31, 2018	$2.165B	▼ 13.19%
November 30, 2018	$2.494B	▲ 6.31%
October 31, 2018	$2.346B	▼ 18.94%
September 28, 2018	$2.894B	▲ 0.49%
August 31, 2018	$2.88B	▲ 0.24%
July 31, 2018	$2.873B	▲ 6.88%
June 29, 2018	$2.688B	▼ 3.79%
May 31, 2018	$2.794B	▼ 0.25%
April 30, 2018	$2.801B	▼ 4.08%
March 29, 2018	$2.92B	▼ 0.31%
February 28, 2018	$2.929B	▼ 8.58%
January 31, 2018	$3.204B	▲ 0.03%
2017	$3.203B	▼ 0.90%
December 29, 2017	$3.203B	▲ 3.96%
November 30, 2017	$3.081B	▲ 3.81%
October 31, 2017	$2.968B	▲ 6.23%
September 29, 2017	$2.794B	▲ 15.45%
August 31, 2017	$2.42B	▼ 1.55%
July 31, 2017	$2.458B	▼ 10.59%
June 30, 2017	$2.749B	▼ 7.84%
May 31, 2017	$2.983B	▲ 0.40%
April 28, 2017	$2.971B	▼ 12.41%
March 31, 2017	$3.392B	▲ 0.18%
February 28, 2017	$3.386B	▼ 1.48%
January 31, 2017	$3.437B	▲ 6.34%
2016	$3.232B	▲ 75.46%
December 30, 2016	$3.232B	▼ 1.97%
November 30, 2016	$3.297B	▲ 25.17%
October 31, 2016	$2.634B	▼ 11.85%
September 30, 2016	$2.988B	▲ 13.70%
August 31, 2016	$2.628B	▲ 11.64%
July 29, 2016	$2.354B	▲ 8.23%
June 30, 2016	$2.175B	▼ 11.66%
May 31, 2016	$2.462B	▼ 0.85%
April 29, 2016	$2.483B	▲ 7.54%
March 31, 2016	$2.309B	▲ 24.21%
February 29, 2016	$1.859B	▲ 9.16%
January 29, 2016	$1.703B	▼ 7.55%
2015	$1.842B	▼ 45.68%
December 31, 2015	$1.842B	▼ 8.99%
November 30, 2015	$2.024B	▼ 1.80%
October 30, 2015	$2.061B	▲ 5.21%
September 30, 2015	$1.959B	▼ 19.61%
August 31, 2015	$2.437B	▼ 8.79%
July 31, 2015	$2.672B	▼ 10.67%
June 30, 2015	$2.991B	▼ 5.88%
May 29, 2015	$3.178B	▼ 0.41%
April 30, 2015	$3.191B	▲ 3.14%
March 31, 2015	$3.094B	— 0.00%
February 27, 2015	$3.094B	▲ 4.18%
January 30, 2015	$2.97B	▼ 12.42%
2014	$3.391B	▼ 15.90%
December 31, 2014	$3.391B	▼ 7.48%
November 28, 2014	$3.665B	▼ 0.03%
October 31, 2014	$3.666B	▲ 5.31%
September 30, 2014	$3.481B	▼ 6.80%
August 29, 2014	$3.735B	▲ 7.02%
July 31, 2014	$3.49B	▼ 9.14%
June 30, 2014	$3.841B	▲ 1.19%
May 30, 2014	$3.796B	▼ 2.59%
April 30, 2014	$3.897B	▲ 5.41%
March 31, 2014	$3.697B	▼ 3.37%
February 28, 2014	$3.826B	▲ 4.17%
January 31, 2014	$3.673B	▼ 8.90%
2013	$4.032B	▲ 35.71%
December 31, 2013	$4.032B	▲ 6.11%
November 29, 2013	$3.8B	▲ 0.61%
October 31, 2013	$3.777B	▲ 11.65%
September 30, 2013	$3.383B	▲ 3.80%
August 30, 2013	$3.259B	▼ 2.51%
July 31, 2013	$3.343B	▲ 11.51%
June 28, 2013	$2.998B	▼ 8.49%
May 31, 2013	$3.276B	▲ 3.61%
April 30, 2013	$3.162B	▼ 1.22%
March 28, 2013	$3.201B	▼ 1.75%
February 28, 2013	$3.258B	▲ 1.40%
January 31, 2013	$3.213B	▲ 8.15%
2012	$2.971B	▲ 29.57%
December 31, 2012	$2.971B	▲ 5.06%
November 30, 2012	$2.828B	▼ 0.35%
October 31, 2012	$2.838B	▲ 13.47%
September 28, 2012	$2.501B	▼ 1.03%
August 31, 2012	$2.527B	▲ 3.74%
July 31, 2012	$2.436B	▼ 2.87%
June 29, 2012	$2.508B	▼ 3.28%
May 31, 2012	$2.593B	▼ 10.28%
April 30, 2012	$2.89B	▲ 1.72%
March 30, 2012	$2.841B	▲ 3.95%
February 29, 2012	$2.733B	▲ 0.11%
January 31, 2012	$2.73B	▲ 19.06%
2011	$2.293B	▲ 0.97%
December 30, 2011	$2.293B	▲ 3.99%
November 30, 2011	$2.205B	▲ 5.20%
October 31, 2011	$2.096B	▲ 44.35%
September 30, 2011	$1.452B	▼ 22.10%
August 31, 2011	$1.864B	▼ 15.00%
July 29, 2011	$2.193B	▼ 6.32%
June 30, 2011	$2.341B	▼ 2.30%
May 31, 2011	$2.396B	▼ 10.23%
April 29, 2011	$2.669B	▼ 0.96%
March 31, 2011	$2.695B	▲ 7.54%
February 28, 2011	$2.506B	▲ 3.94%
January 31, 2011	$2.411B	▲ 6.16%
2010	$2.271B	▲ 98.17%
December 31, 2010	$2.271B	▲ 12.04%
November 30, 2010	$2.027B	▲ 11.43%
October 29, 2010	$1.819B	▲ 8.92%
September 30, 2010	$1.67B	▲ 21.90%
August 31, 2010	$1.37B	▼ 10.16%
July 30, 2010	$1.525B	▲ 6.57%
June 30, 2010	$1.431B	▼ 9.83%
May 28, 2010	$1.587B	▼ 8.00%
April 30, 2010	$1.725B	▲ 17.03%
March 31, 2010	$1.474B	▲ 20.23%
February 26, 2010	$1.226B	▲ 4.25%
January 29, 2010	$1.176B	▲ 2.62%
2009	$1.146B	▲ 41.13%
December 31, 2009	$1.146B	▲ 3.80%
November 30, 2009	$1.104B	▲ 2.13%
October 30, 2009	$1.081B	▼ 11.25%
September 30, 2009	$1.218B	▲ 20.00%
August 31, 2009	$1.015B	▼ 2.68%
July 31, 2009	$1.043B	▼ 1.42%
June 30, 2009	$1.058B	▼ 6.37%
May 29, 2009	$1.13B	▲ 2.45%
April 30, 2009	$1.103B	▲ 43.62%
March 31, 2009	$0.768B	▲ 9.09%
February 27, 2009	$0.704B	▼ 9.51%
January 30, 2009	$0.778B	▼ 4.19%
2008	$0.812B	▼ 52.51%
December 31, 2008	$0.812B	▲ 30.76%
November 28, 2008	$0.621B	▼ 25.54%
October 31, 2008	$0.834B	▼ 38.27%
September 30, 2008	$1.351B	▼ 16.91%
August 29, 2008	$1.626B	▲ 2.07%
July 31, 2008	$1.593B	▼ 5.96%
June 30, 2008	$1.694B	▼ 9.22%
May 30, 2008	$1.866B	▲ 17.06%
April 30, 2008	$1.594B	▲ 1.98%
March 31, 2008	$1.563B	▼ 8.76%
February 29, 2008	$1.713B	▼ 5.98%
January 31, 2008	$1.822B	▲ 6.55%
2007	$1.71B	▼ 40.85%
December 31, 2007	$1.71B	▼ 3.72%
November 30, 2007	$1.776B	▼ 13.24%
October 31, 2007	$2.047B	▲ 7.57%
September 28, 2007	$1.903B	▼ 9.77%
August 31, 2007	$2.109B	▼ 11.13%
July 31, 2007	$2.373B	▼ 13.93%
June 29, 2007	$2.757B	▼ 6.73%
May 31, 2007	$2.956B	▲ 2.60%
April 30, 2007	$2.881B	▼ 6.06%
March 30, 2007	$3.067B	▼ 5.92%
February 28, 2007	$3.26B	▲ 8.34%
January 31, 2007	$3.009B	▲ 4.08%
2006	$2.891B	▲ 42.84%
December 29, 2006	$2.891B	▼ 12.10%
November 30, 2006	$3.289B	▲ 2.49%
October 31, 2006	$3.209B	▲ 13.03%
September 29, 2006	$2.839B	▼ 0.80%
August 31, 2006	$2.862B	▲ 0.42%
July 31, 2006	$2.85B	▼ 15.56%
June 30, 2006	$3.375B	▲ 6.13%
May 31, 2006	$3.18B	▼ 12.35%
April 28, 2006	$3.628B	▲ 10.64%
March 31, 2006	$3.279B	▲ 19.89%
February 28, 2006	$2.735B	▲ 19.59%
January 31, 2006	$2.287B	▲ 12.99%
2005	$2.024B	▲ 47.09%
December 30, 2005	$2.024B	▲ 2.33%
November 30, 2005	$1.978B	▲ 5.05%
October 31, 2005	$1.883B	▲ 17.61%
September 30, 2005	$1.601B	▼ 2.02%
August 31, 2005	$1.634B	▲ 1.87%
July 29, 2005	$1.604B	▲ 8.60%
June 30, 2005	$1.477B	▲ 7.65%
May 31, 2005	$1.372B	▲ 20.77%
April 29, 2005	$1.136B	▼ 13.61%
March 31, 2005	$1.315B	▼ 21.68%
February 28, 2005	$1.679B	▲ 7.01%
January 31, 2005	$1.569B	▲ 14.03%
2004	$1.376B	▲ 280.11%
December 31, 2004	$1.376B	▲ 15.82%
November 30, 2004	$1.188B	▲ 12.08%
October 29, 2004	$1.06B	▲ 3.82%
September 30, 2004	$1.021B	▲ 20.54%
August 31, 2004	$0.847B	▼ 1.28%
July 30, 2004	$0.858B	▲ 11.72%
June 30, 2004	$0.768B	▲ 11.63%
May 28, 2004	$0.688B	▲ 16.02%
April 30, 2004	$0.593B	▼ 3.89%
March 31, 2004	$0.617B	▲ 15.33%
February 27, 2004	$0.535B	▲ 27.38%
January 30, 2004	$0.42B	▲ 16.02%
2003	$0.362B	▲ 45.97%
December 31, 2003	$0.362B	▼ 10.40%
November 28, 2003	$0.404B	▲ 29.49%
October 31, 2003	$0.312B	▲ 32.20%
September 30, 2003	$0.236B	▼ 12.27%
August 29, 2003	$0.269B	▲ 8.91%
July 31, 2003	$0.247B	▼ 8.86%
June 30, 2003	$0.271B	▲ 21.52%
May 30, 2003	$0.223B	▲ 13.78%
April 30, 2003	$0.196B	▲ 24.05%
March 31, 2003	$0.158B	▼ 14.13%
February 28, 2003	$0.184B	▼ 3.16%
January 31, 2003	$0.19B	▼ 23.39%
2002	$0.248B	▲ 11.71%
December 31, 2002	$0.248B	▲ 8.77%
November 29, 2002	$0.228B	▲ 33.33%
October 31, 2002	$0.171B	▼ 11.86%
September 30, 2002	$0.194B	▼ 23.32%
August 30, 2002	$0.253B	▼ 8.99%
July 31, 2002	$0.278B	▼ 1.77%
June 28, 2002	$0.283B	▼ 12.38%
May 31, 2002	$0.323B	▲ 0.31%
April 30, 2002	$0.322B	▲ 2.55%
March 28, 2002	$0.314B	▲ 27.13%
February 28, 2002	$0.247B	▲ 22.89%
January 31, 2002	$0.201B	▼ 9.46%
2001	$0.222B	▼ 31.48%
December 31, 2001	$0.222B	▲ 8.82%
November 30, 2001	$0.204B	▼ 7.27%
October 31, 2001	$0.22B	▼ 4.76%
September 28, 2001	$0.231B	▼ 33.62%
August 31, 2001	$0.348B	▼ 7.69%
July 31, 2001	$0.377B	▼ 7.60%
June 29, 2001	$0.408B	▲ 8.80%
May 31, 2001	$0.375B	▲ 11.94%
April 30, 2001	$0.335B	▼ 19.08%
March 30, 2001	$0.414B	— 0.00%
February 28, 2001	$0.414B	▼ 2.59%
January 31, 2001	$0.425B	▲ 31.17%
2000	$0.324B	▼ 10.50%
December 29, 2000	$0.324B	▼ 5.54%
November 30, 2000	$0.343B	▼ 8.29%
October 31, 2000	$0.374B	▲ 3.60%
September 29, 2000	$0.361B	▼ 10.42%
August 31, 2000	$0.403B	▼ 3.36%
July 31, 2000	$0.417B	▼ 3.70%
June 30, 2000	$0.433B	▼ 1.59%
May 31, 2000	$0.44B	▲ 3.29%
April 28, 2000	$0.426B	▲ 19.33%
March 31, 2000	$0.357B	▼ 6.79%
February 29, 2000	$0.383B	▲ 5.80%

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

📊 WESCO International 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.