MasTec (MTZ) - Market capitalization

Market cap: £22.67 Billion

As of May 2026 MasTec has a market cap of £22.67 Billion. This makes MasTec the world's 792th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of MasTec from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£22.67 B	72.49%
2025	£13.14 B	53.42%
2024	£8.56 B	82.93%
2023	£4.68 B	-15.1%
2022	£5.51 B	5.82%
2021	£5.21 B	41.14%
2020	£3.69 B	-1.37%
2019	£3.74 B	54.27%
2018	£2.42 B	-18.99%
2017	£2.99 B	17.37%
2016	£2.55 B	171.86%
2015	£0.93 B	-23.66%
2014	£1.23 B	-19.7%
2013	£1.53 B	29.97%
2012	£1.17 B	24.62%
2011	£0.94 B	28%
2010	£0.73 B	25.99%
2009	£0.58 B	9.31%
2008	£0.53 B	56.09%
2007	£0.34 B	-10.45%
2006	£0.38 B	28.5%
2005	£0.29 B	16.77%
2004	£0.25 B	-35.9%
2003	£0.39 B	352.02%
2002	£88.32 M	-61.54%
2001	£0.22 B	-64.07%
2000	£0.63 B	-15.24%
1999	£0.75 B	118.07%
1998	£0.34 B	-10.47%
1997	£0.38 B	-26.98%
1996	£0.52 B

End of Day market cap according to different sources

On May 17th, 2026 the market cap of MasTec was reported to be:

£24.40 Billion

by Nasdaq

£24.40 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Quanta Services PWR	£80.76 B	256.11%	🇺🇸 USA
Primoris Services Corporation PRIM	£4.38 B	-80.66%	🇺🇸 USA
MYR Group MYRG	£5.21 B	-77.00%	🇺🇸 USA
Fluor Corporation FLR	£4.61 B	-79.67%	🇺🇸 USA
Dycom Industries DY	£9.37 B	-58.65%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of MasTec (MTZ)

Market cap: £22.67 Billion