Mercury Systems (MRCY) - Market capitalization

Market cap: £4.61 Billion

As of January 2026 Mercury Systems has a market cap of £4.61 Billion. This makes Mercury Systems the world's 2763th 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 Mercury Systems from 1998 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£4.61 B	39.25%
2025	£3.31 B	66.55%
2024	£1.98 B	16.88%
2023	£1.70 B	-20.65%
2022	£2.14 B	-7.2%
2021	£2.31 B	-36.14%
2020	£3.61 B	25.83%
2019	£2.87 B	63.35%
2018	£1.76 B	-3.96%
2017	£1.83 B	82.47%
2016	£1.00 B	143.92%
2015	£0.41 B	42.95%
2014	£0.28 B	39.44%
2013	£0.20 B	20.26%
2012	£0.17 B	-34.36%
2011	£0.26 B	-5.36%
2010	£0.27 B	79.94%
2009	£0.15 B	57.42%
2008	£97.64 M	-46.89%
2007	£0.18 B	21.7%
2006	£0.15 B	-39.88%
2005	£0.25 B	-23.04%
2004	£0.32 B	10.93%
2003	£0.29 B	-27.05%
2002	£0.40 B	-32.18%
2001	£0.59 B	-11.44%
2000	£0.67 B	47.86%
1999	£0.45 B	164.16%
1998	£0.17 B

End of Day market cap according to different sources

On Jan 19th, 2026 the market cap of Mercury Systems was reported to be:

£4.61 Billion

by Nasdaq

£4.61 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Supermicro SMCI	£14.52 B	214.90%	🇺🇸 USA
Synaptics SYNA	£2.64 B	-42.59%	🇺🇸 USA
IBM IBM	£212.83 B	4,514.71%	🇺🇸 USA
General Dynamics GD	£73.92 B	1,502.79%	🇺🇸 USA
Lockheed Martin LMT	£101.29 B	2,096.18%	🇺🇸 USA
Curtiss-Wright CW	£18.63 B	303.98%	🇺🇸 USA
3D Systems DDD	£0.30 B	-93.49%	🇺🇸 USA
Intel INTC	£166.97 B	3,520.31%	🇺🇸 USA
Textron TXT	£12.50 B	171.21%	🇺🇸 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 Mercury Systems (MRCY)

Market cap: £4.61 Billion