Builders FirstSource (BLDR) - Market capitalization

Market cap: £9.12 Billion

As of December 2025 Builders FirstSource has a market cap of £9.12 Billion. This makes Builders FirstSource the world's 1672th 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 Builders FirstSource from 2005 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£9.12 B	-31.41%
2024	£13.30 B	-17.68%
2023	£16.16 B	104.78%
2022	£7.89 B	-35.09%
2021	£12.15 B	247.66%
2020	£3.49 B	55.53%
2019	£2.24 B	127.36%
2018	£0.98 B	-45.68%
2017	£1.82 B	83.63%
2016	£0.99 B	20.87%
2015	£0.82 B	89.28%
2014	£0.43 B	2.42%
2013	£0.42 B	26.48%
2012	£0.33 B	163.34%
2011	£0.12 B	2.89%
2010	£0.12 B	43.18%
2009	£86.25 M	128.69%
2008	£37.71 M	-70.93%
2007	£0.12 B	-56.34%
2006	£0.29 B	-26.55%
2005	£0.40 B

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of Builders FirstSource was reported to be:

£9.12 Billion

by Nasdaq

£9.12 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Bluelinx BXC	£0.35 B	-96.08%	🇺🇸 USA
Masonite DOOR	£2.19 B	-75.99%	🇺🇸 USA
Boise Cascade BCC	£2.04 B	-77.58%	🇺🇸 USA
Quanex Building Products NX	£0.47 B	-94.78%	🇺🇸 USA
Lowe's Companies LOW	£104.55 B	1,045.75%	🇺🇸 USA
LL Flooring LL	£19.4 M	-99.79%	🇺🇸 USA
Home Depot HD	£264.82 B	2,801.92%	🇺🇸 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 Builders FirstSource (BLDR)

Market cap: £9.12 Billion