Martin Marietta Materials (MLM) Market Cap 1994–2026

As of October 29, 2026, Martin Marietta Materials had a market cap of $32.09 billion, which increased by 4.77% 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

Martin Marietta Materials Inc. (MLM)

🌍 United States 📈 NYSE 🏭 Basic Materials 🏢 Construction Materials

Latest Market Cap

$32.09B ▲ 4.77%

Start of 2026

$37.55B ▼ 14.54%

1 Year Ago

$36.97B ▼ 13.20%

All-Time High

$42.7B ▼ 24.85%

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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.

📈 Martin Marietta Materials Market Cap History by Year and Month

Martin Marietta Materials Market Cap History by Year and Month
Year / Month	Market Cap	% Change
2026	$32.09B	▼ 14.54%
October 29, 2026	$32.09B	▲ 11.38%
September 30, 2026	$28.81B	▼ 7.51%
August 31, 2026	$31.15B	▼ 1.24%
July 31, 2026	$31.54B	▼ 8.92%
June 30, 2026	$34.63B	▼ 0.86%
May 29, 2026	$34.93B	▼ 6.35%
April 30, 2026	$37.3B	▲ 5.07%
March 31, 2026	$35.5B	▼ 13.01%
February 27, 2026	$40.81B	▲ 3.79%
January 30, 2026	$39.32B	▲ 4.71%
2025	$37.55B	▲ 18.93%
December 31, 2025	$37.55B	▼ 0.11%
November 28, 2025	$37.59B	▲ 1.68%
October 31, 2025	$36.97B	▼ 2.74%
September 30, 2025	$38.01B	▲ 2.26%
August 29, 2025	$37.17B	▲ 7.24%
July 31, 2025	$34.66B	▲ 4.74%
June 30, 2025	$33.09B	▲ 0.24%
May 30, 2025	$33.01B	▲ 4.50%
April 30, 2025	$31.59B	▲ 9.61%
March 31, 2025	$28.82B	▼ 2.17%
February 28, 2025	$29.46B	▼ 11.43%
January 31, 2025	$33.26B	▲ 5.34%
2024	$31.574B	▲ 2.39%
December 31, 2024	$31.574B	▼ 13.90%
November 29, 2024	$36.672B	▲ 1.29%
October 31, 2024	$36.204B	▲ 10.05%
September 30, 2024	$32.898B	▲ 0.77%
August 30, 2024	$32.648B	▼ 9.98%
July 31, 2024	$36.266B	▲ 8.59%
June 28, 2024	$33.397B	▼ 5.29%
May 31, 2024	$35.263B	▼ 2.55%
April 30, 2024	$36.187B	▼ 4.50%
March 28, 2024	$37.892B	▲ 6.10%
February 29, 2024	$35.714B	▲ 13.63%
January 31, 2024	$31.431B	▲ 1.92%
2023	$30.838B	▲ 46.95%
December 29, 2023	$30.838B	▲ 7.39%
November 30, 2023	$28.716B	▲ 13.61%
October 31, 2023	$25.277B	▼ 0.36%
September 29, 2023	$25.368B	▼ 8.05%
August 31, 2023	$27.588B	▼ 0.01%
July 31, 2023	$27.591B	▼ 3.30%
June 30, 2023	$28.532B	▲ 15.67%
May 31, 2023	$24.667B	▲ 9.59%
April 28, 2023	$22.508B	▲ 2.24%
March 31, 2023	$22.014B	▼ 1.49%
February 28, 2023	$22.348B	▲ 0.06%
January 31, 2023	$22.334B	▲ 6.43%
2022	$20.985B	▼ 23.66%
December 30, 2022	$20.985B	▼ 7.78%
November 30, 2022	$22.755B	▲ 9.08%
October 31, 2022	$20.861B	▲ 4.29%
September 30, 2022	$20.002B	▼ 7.77%
August 31, 2022	$21.687B	▼ 1.24%
July 29, 2022	$21.959B	▲ 17.60%
June 30, 2022	$18.673B	▼ 11.78%
May 31, 2022	$21.167B	▼ 4.19%
April 29, 2022	$22.093B	▼ 8.01%
March 31, 2022	$24.017B	▲ 1.46%
February 28, 2022	$23.671B	▼ 2.51%
January 31, 2022	$24.281B	▼ 11.67%
2021	$27.488B	▲ 55.38%
December 31, 2021	$27.488B	▲ 9.21%
November 30, 2021	$25.171B	▲ 2.72%
October 29, 2021	$24.505B	▲ 14.93%
September 30, 2021	$21.321B	▼ 10.35%
August 31, 2021	$23.782B	▲ 4.94%
July 30, 2021	$22.663B	▲ 3.23%
June 30, 2021	$21.953B	▼ 3.21%
May 28, 2021	$22.681B	▲ 2.98%
April 30, 2021	$22.024B	▲ 5.10%
March 31, 2021	$20.955B	▼ 0.14%
February 26, 2021	$20.984B	▲ 17.19%
January 29, 2021	$17.906B	▲ 1.22%
2020	$17.691B	▲ 1.38%
December 31, 2020	$17.691B	▲ 6.95%
November 30, 2020	$16.541B	▼ 0.27%
October 30, 2020	$16.586B	▲ 13.11%
September 30, 2020	$14.663B	▲ 16.07%
August 31, 2020	$12.633B	▼ 2.08%
July 31, 2020	$12.901B	▲ 0.25%
June 30, 2020	$12.869B	▲ 7.64%
May 29, 2020	$11.956B	▲ 0.98%
April 30, 2020	$11.84B	▲ 0.67%
March 31, 2020	$11.761B	▼ 16.90%
February 28, 2020	$14.152B	▼ 14.03%
January 31, 2020	$16.461B	▼ 5.67%
2019	$17.45B	▲ 62.40%
December 31, 2019	$17.45B	▲ 4.02%
November 29, 2019	$16.775B	▲ 2.48%
October 31, 2019	$16.369B	▼ 4.45%
September 30, 2019	$17.131B	▲ 8.12%
August 30, 2019	$15.845B	▲ 2.42%
July 31, 2019	$15.47B	▲ 7.41%
June 28, 2019	$14.403B	▲ 9.32%
May 31, 2019	$13.175B	▼ 5.14%
April 30, 2019	$13.889B	▲ 10.49%
March 29, 2019	$12.57B	▲ 7.22%
February 28, 2019	$11.724B	▲ 6.14%
January 31, 2019	$11.046B	▲ 2.80%
2018	$10.745B	▼ 22.67%
December 31, 2018	$10.745B	▼ 10.14%
November 30, 2018	$11.958B	▲ 11.33%
October 31, 2018	$10.741B	▼ 6.31%
September 28, 2018	$11.465B	▼ 8.43%
August 31, 2018	$12.521B	▼ 0.35%
July 31, 2018	$12.565B	▼ 10.63%
June 29, 2018	$14.059B	▲ 0.21%
May 31, 2018	$14.03B	▲ 14.43%
April 30, 2018	$12.261B	▼ 5.85%
March 29, 2018	$13.023B	▲ 1.69%
February 28, 2018	$12.807B	▼ 10.72%
January 31, 2018	$14.345B	▲ 3.24%
2017	$13.895B	▼ 1.18%
December 29, 2017	$13.895B	▲ 6.08%
November 30, 2017	$13.099B	▼ 3.90%
October 31, 2017	$13.631B	▲ 5.19%
September 29, 2017	$12.959B	▼ 2.72%
August 31, 2017	$13.321B	▼ 6.38%
July 31, 2017	$14.229B	▲ 1.73%
June 30, 2017	$13.987B	▼ 0.58%
May 31, 2017	$14.069B	▲ 1.77%
April 28, 2017	$13.824B	▲ 0.89%
March 31, 2017	$13.702B	▲ 0.60%
February 28, 2017	$13.62B	▼ 6.11%
January 31, 2017	$14.506B	▲ 3.16%
2016	$14.061B	▲ 59.66%
December 30, 2016	$14.061B	▲ 0.95%
November 30, 2016	$13.928B	▲ 18.37%
October 31, 2016	$11.766B	▲ 3.50%
September 30, 2016	$11.368B	▼ 2.09%
August 31, 2016	$11.611B	▼ 9.67%
July 29, 2016	$12.854B	▲ 5.54%
June 30, 2016	$12.179B	▲ 1.41%
May 31, 2016	$12.01B	▲ 11.76%
April 29, 2016	$10.746B	▲ 6.09%
March 31, 2016	$10.129B	▲ 10.40%
February 29, 2016	$9.175B	▲ 13.31%
January 29, 2016	$8.097B	▼ 8.06%
2015	$8.807B	▲ 18.64%
December 31, 2015	$8.807B	▼ 15.40%
November 30, 2015	$10.41B	▲ 1.44%
October 30, 2015	$10.262B	▲ 2.11%
September 30, 2015	$10.05B	▼ 10.61%
August 31, 2015	$11.243B	▲ 7.00%
July 31, 2015	$10.507B	▲ 10.83%
June 30, 2015	$9.48B	▼ 5.72%
May 29, 2015	$10.055B	▲ 4.46%
April 30, 2015	$9.626B	▲ 2.04%
March 31, 2015	$9.434B	▼ 1.37%
February 27, 2015	$9.565B	▲ 31.93%
January 30, 2015	$7.25B	▼ 2.33%
2014	$7.423B	▲ 60.57%
December 31, 2014	$7.423B	▼ 8.07%
November 28, 2014	$8.075B	▲ 2.67%
October 31, 2014	$7.865B	▼ 9.32%
September 30, 2014	$8.673B	▼ 1.04%
August 29, 2014	$8.764B	▲ 5.43%
July 31, 2014	$8.313B	▲ 35.68%
June 30, 2014	$6.127B	▲ 7.62%
May 30, 2014	$5.693B	▼ 1.23%
April 30, 2014	$5.764B	▼ 3.11%
March 31, 2014	$5.949B	▲ 5.65%
February 28, 2014	$5.631B	▲ 11.66%
January 31, 2014	$5.043B	▲ 9.09%
2013	$4.623B	▲ 6.59%
December 31, 2013	$4.623B	▲ 3.52%
November 29, 2013	$4.466B	▼ 1.56%
October 31, 2013	$4.537B	▼ 0.07%
September 30, 2013	$4.54B	▲ 2.23%
August 30, 2013	$4.441B	▼ 3.58%
July 31, 2013	$4.606B	▲ 1.61%
June 28, 2013	$4.533B	▼ 9.74%
May 31, 2013	$5.022B	▲ 7.95%
April 30, 2013	$4.652B	▼ 0.73%
March 28, 2013	$4.686B	▲ 5.16%
February 28, 2013	$4.456B	▼ 1.89%
January 31, 2013	$4.542B	▲ 4.73%
2012	$4.337B	▲ 25.86%
December 31, 2012	$4.337B	▲ 4.96%
November 30, 2012	$4.132B	▲ 9.34%
October 31, 2012	$3.779B	▼ 0.53%
September 28, 2012	$3.799B	▲ 8.51%
August 31, 2012	$3.501B	▲ 1.66%
July 31, 2012	$3.444B	▼ 4.49%
June 29, 2012	$3.606B	▲ 16.81%
May 31, 2012	$3.087B	▼ 18.59%
April 30, 2012	$3.792B	▼ 2.94%
March 30, 2012	$3.907B	▼ 0.26%
February 29, 2012	$3.917B	▲ 3.82%
January 31, 2012	$3.773B	▲ 9.49%
2011	$3.446B	▼ 18.03%
December 30, 2011	$3.446B	▼ 3.64%
November 30, 2011	$3.576B	▲ 8.43%
October 31, 2011	$3.298B	▲ 14.16%
September 30, 2011	$2.889B	▼ 10.72%
August 31, 2011	$3.236B	▼ 6.31%
July 29, 2011	$3.454B	▼ 5.45%
June 30, 2011	$3.653B	▼ 6.45%
May 31, 2011	$3.905B	▼ 6.06%
April 29, 2011	$4.157B	▲ 1.69%
March 31, 2011	$4.088B	▲ 1.11%
February 28, 2011	$4.043B	▲ 6.23%
January 31, 2011	$3.806B	▼ 9.47%
2010	$4.204B	▲ 3.57%
December 31, 2010	$4.204B	▲ 9.22%
November 30, 2010	$3.849B	▲ 5.05%
October 29, 2010	$3.664B	▲ 4.57%
September 30, 2010	$3.504B	▲ 5.16%
August 31, 2010	$3.332B	▼ 14.28%
July 30, 2010	$3.887B	▲ 0.67%
June 30, 2010	$3.861B	▼ 8.83%
May 28, 2010	$4.235B	▼ 2.78%
April 30, 2010	$4.356B	▲ 14.84%
March 31, 2010	$3.793B	▲ 5.63%
February 26, 2010	$3.591B	▼ 0.11%
January 29, 2010	$3.595B	▼ 11.43%
2009	$4.059B	▲ 0.92%
December 31, 2009	$4.059B	▲ 6.62%
November 30, 2009	$3.807B	▲ 2.37%
October 30, 2009	$3.719B	▼ 9.51%
September 30, 2009	$4.11B	▲ 5.36%
August 31, 2009	$3.901B	▲ 1.75%
July 31, 2009	$3.834B	▲ 8.95%
June 30, 2009	$3.519B	▼ 2.98%
May 29, 2009	$3.627B	▼ 3.05%
April 30, 2009	$3.741B	▲ 13.92%
March 31, 2009	$3.284B	▲ 3.60%
February 27, 2009	$3.17B	▼ 4.98%
January 30, 2009	$3.336B	▼ 17.06%
2008	$4.022B	▼ 26.47%
December 31, 2008	$4.022B	▲ 10.77%
November 28, 2008	$3.631B	▲ 11.83%
October 31, 2008	$3.247B	▼ 29.93%
September 30, 2008	$4.634B	▼ 0.81%
August 29, 2008	$4.672B	▲ 7.67%
July 31, 2008	$4.339B	▲ 1.33%
June 30, 2008	$4.282B	▼ 11.22%
May 30, 2008	$4.823B	▲ 6.68%
April 30, 2008	$4.521B	▲ 3.03%
March 31, 2008	$4.388B	▼ 1.13%
February 29, 2008	$4.438B	▼ 12.72%
January 31, 2008	$5.085B	▼ 7.04%
2007	$5.47B	▲ 16.63%
December 31, 2007	$5.47B	▼ 2.88%
November 30, 2007	$5.632B	▲ 4.01%
October 31, 2007	$5.415B	▼ 2.99%
September 28, 2007	$5.582B	▼ 1.08%
August 31, 2007	$5.643B	▼ 1.47%
July 31, 2007	$5.727B	▼ 17.06%
June 29, 2007	$6.905B	▲ 4.23%
May 31, 2007	$6.625B	▲ 6.60%
April 30, 2007	$6.215B	▲ 2.04%
March 30, 2007	$6.091B	▲ 7.88%
February 28, 2007	$5.646B	▲ 9.06%
January 31, 2007	$5.177B	▲ 10.38%
2006	$4.69B	▲ 31.85%
December 29, 2006	$4.69B	▲ 4.62%
November 30, 2006	$4.483B	▲ 12.87%
October 31, 2006	$3.972B	▲ 3.55%
September 29, 2006	$3.836B	▲ 2.76%
August 31, 2006	$3.733B	▲ 2.27%
July 31, 2006	$3.65B	▼ 11.67%
June 30, 2006	$4.132B	▼ 1.27%
May 31, 2006	$4.185B	▼ 13.80%
April 28, 2006	$4.855B	▼ 0.80%
March 31, 2006	$4.894B	▲ 9.66%
February 28, 2006	$4.463B	▲ 15.11%
January 31, 2006	$3.877B	▲ 9.00%
2005	$3.557B	▲ 40.09%
December 30, 2005	$3.557B	▲ 2.15%
November 30, 2005	$3.482B	▼ 4.81%
October 31, 2005	$3.658B	▲ 0.58%
September 30, 2005	$3.637B	▲ 8.63%
August 31, 2005	$3.348B	▼ 0.53%
July 29, 2005	$3.366B	▲ 5.19%
June 30, 2005	$3.2B	▲ 12.44%
May 31, 2005	$2.846B	▲ 9.38%
April 29, 2005	$2.602B	▼ 1.66%
March 31, 2005	$2.646B	▼ 2.76%
February 28, 2005	$2.721B	▲ 6.46%
January 31, 2005	$2.556B	▲ 0.67%
2004	$2.539B	▲ 11.07%
December 31, 2004	$2.539B	▲ 5.22%
November 30, 2004	$2.413B	▲ 10.38%
October 29, 2004	$2.186B	▲ 0.55%
September 30, 2004	$2.174B	▲ 0.23%
August 31, 2004	$2.169B	▲ 2.84%
July 30, 2004	$2.109B	▼ 1.31%
June 30, 2004	$2.137B	▲ 3.49%
May 28, 2004	$2.065B	▼ 0.96%
April 30, 2004	$2.085B	▼ 6.29%
March 31, 2004	$2.225B	▼ 6.86%
February 27, 2004	$2.389B	▲ 6.70%
January 30, 2004	$2.239B	▼ 2.06%
2003	$2.286B	▲ 52.71%
December 31, 2003	$2.286B	▲ 9.75%
November 28, 2003	$2.083B	▲ 3.89%
October 31, 2003	$2.005B	▲ 12.45%
September 30, 2003	$1.783B	▼ 4.65%
August 29, 2003	$1.87B	▼ 0.21%
July 31, 2003	$1.874B	▲ 13.99%
June 30, 2003	$1.644B	▼ 1.73%
May 30, 2003	$1.673B	▲ 15.70%
April 30, 2003	$1.446B	▲ 7.11%
March 31, 2003	$1.35B	▲ 0.30%
February 28, 2003	$1.346B	▼ 5.61%
January 31, 2003	$1.426B	▼ 4.74%
2002	$1.497B	▼ 33.85%
December 31, 2002	$1.497B	▼ 2.73%
November 29, 2002	$1.539B	▲ 13.25%
October 31, 2002	$1.359B	▼ 14.53%
September 30, 2002	$1.59B	▼ 11.12%
August 30, 2002	$1.789B	▼ 4.38%
July 31, 2002	$1.871B	▼ 1.27%
June 28, 2002	$1.895B	▼ 2.47%
May 31, 2002	$1.943B	▲ 2.64%
April 30, 2002	$1.893B	▼ 7.66%
March 28, 2002	$2.05B	▲ 1.13%
February 28, 2002	$2.027B	▲ 2.37%
January 31, 2002	$1.98B	▼ 12.51%
2001	$2.263B	▲ 14.41%
December 31, 2001	$2.263B	▲ 9.75%
November 30, 2001	$2.062B	▲ 6.45%
October 31, 2001	$1.937B	▲ 2.54%
September 28, 2001	$1.889B	▼ 0.94%
August 31, 2001	$1.907B	▼ 10.43%
July 31, 2001	$2.129B	▼ 9.06%
June 29, 2001	$2.341B	▲ 0.26%
May 31, 2001	$2.335B	▲ 7.41%
April 30, 2001	$2.174B	▲ 7.62%
March 30, 2001	$2.02B	▼ 6.05%
February 28, 2001	$2.15B	▲ 8.48%
January 31, 2001	$1.982B	▲ 0.20%
2000	$1.978B	▲ 3.24%
December 29, 2000	$1.978B	▲ 7.38%
November 30, 2000	$1.842B	▲ 2.56%
October 31, 2000	$1.796B	▲ 0.34%
September 29, 2000	$1.79B	▼ 4.28%
August 31, 2000	$1.87B	▼ 5.22%
July 31, 2000	$1.973B	▲ 4.34%
June 30, 2000	$1.891B	▼ 17.35%
May 31, 2000	$2.288B	▼ 7.67%
April 28, 2000	$2.478B	▲ 11.57%
March 31, 2000	$2.221B	▲ 33.88%
February 29, 2000	$1.659B	▼ 15.44%
January 31, 2000	$1.962B	▲ 2.40%
1999	$1.916B	▼ 33.86%
December 31, 1999	$1.916B	▲ 8.13%
November 30, 1999	$1.772B	▼ 2.58%
October 29, 1999	$1.819B	▼ 2.47%
September 30, 1999	$1.865B	▼ 12.48%
August 31, 1999	$2.131B	▼ 16.17%
July 30, 1999	$2.542B	▼ 7.73%
June 30, 1999	$2.755B	▼ 2.68%
May 28, 1999	$2.831B	▼ 1.91%
April 30, 1999	$2.886B	▲ 8.33%
March 31, 1999	$2.664B	▲ 11.46%
February 26, 1999	$2.39B	▼ 3.20%
January 29, 1999	$2.469B	▼ 14.77%
1998	$2.897B	▲ 71.42%
December 31, 1998	$2.897B	▲ 28.24%
November 30, 1998	$2.259B	▼ 1.14%
October 30, 1998	$2.285B	▲ 13.57%
September 30, 1998	$2.012B	▲ 1.56%
August 31, 1998	$1.981B	▼ 13.91%
July 31, 1998	$2.301B	▲ 9.99%
June 30, 1998	$2.092B	▼ 2.15%
May 29, 1998	$2.138B	▼ 1.97%
April 30, 1998	$2.181B	▲ 8.67%
March 31, 1998	$2.007B	▲ 14.10%
February 27, 1998	$1.759B	▲ 0.17%
January 30, 1998	$1.756B	▲ 3.91%
1997	$1.69B	▲ 57.80%
December 31, 1997	$1.69B	▲ 5.63%
November 28, 1997	$1.6B	▼ 0.74%
October 31, 1997	$1.612B	▼ 3.13%
September 30, 1997	$1.664B	▲ 3.35%
August 29, 1997	$1.61B	▲ 1.07%
July 31, 1997	$1.593B	▲ 6.77%
June 30, 1997	$1.492B	▲ 12.60%
May 30, 1997	$1.325B	▲ 5.49%
April 30, 1997	$1.256B	▲ 5.81%
March 31, 1997	$1.187B	▼ 2.30%
February 28, 1997	$1.215B	▼ 0.98%
January 31, 1997	$1.227B	▲ 14.57%
1996	$1.071B	▲ 12.74%
December 31, 1996	$1.071B	▼ 1.11%
November 29, 1996	$1.083B	▼ 1.01%
October 31, 1996	$1.094B	▲ 11.07%
September 30, 1996	$0.985B	▼ 2.86%
August 30, 1996	$1.014B	▼ 2.78%
July 31, 1996	$1.043B	▼ 6.62%
June 28, 1996	$1.117B	▲ 0.45%
May 31, 1996	$1.112B	▲ 5.50%
April 30, 1996	$1.054B	▲ 0.38%
March 29, 1996	$1.05B	▲ 1.16%
February 29, 1996	$1.038B	▲ 6.46%
January 31, 1996	$0.975B	▲ 2.63%
1995	$0.95B	▲ 16.00%
December 29, 1995	$0.95B	▲ 1.17%
November 30, 1995	$0.939B	▲ 7.19%
October 31, 1995	$0.876B	▼ 3.20%
September 29, 1995	$0.905B	▲ 3.31%
August 31, 1995	$0.876B	▼ 4.99%
July 31, 1995	$0.922B	— 0.00%
June 30, 1995	$0.922B	▼ 5.82%
May 31, 1995	$0.979B	▲ 2.41%
April 28, 1995	$0.956B	▲ 8.51%
March 31, 1995	$0.881B	▲ 2.44%
February 28, 1995	$0.86B	▲ 1.42%
January 31, 1995	$0.848B	▲ 3.54%
1994	$0.819B	▼ 19.31%
December 30, 1994	$0.819B	▼ 1.44%
November 30, 1994	$0.831B	▼ 12.71%
October 31, 1994	$0.952B	▲ 3.14%
September 30, 1994	$0.923B	▲ 2.56%
August 31, 1994	$0.9B	▼ 11.33%
July 29, 1994	$1.015B	— 0.00%
June 30, 1994	$1.015B	▲ 13.53%
May 31, 1994	$0.894B	▼ 15.74%
April 29, 1994	$1.061B	▲ 4.53%
March 31, 1994	$1.015B	— 0.00%

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

📊 Martin Marietta Materials Market Cap and Other Industry Peers

Below are selected companies from the Basic Materials sector / subsector:

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