Quantum (QMCO) - Market capitalization

Market cap: £0.81 Million

As of February 2025 Quantum has a market cap of £0.81 Million. This makes Quantum the world's 10358th 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 Quantum from 1999 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£0.81 M	1.21%
2024	£0.8 M	-96.89%
2023	£26.03 M	-72.17%
2022	£93.55 M	-61.5%
2021	£0.24 B	32.84%
2020	£0.18 B	-18.89%
2019	£0.22 B	302.59%
2018	£56.01 M	-61.22%
2017	£0.14 B	-21.02%
2016	£0.18 B	10.32%
2015	£0.16 B	-42.77%
2014	£0.28 B	60.41%
2013	£0.18 B	-2.28%
2012	£0.18 B	-48.79%
2011	£0.36 B	-33.45%
2010	£0.54 B	39.84%
2009	£0.38 B	651.39%
2008	£51.6 M	-81.45%
2007	£0.27 B	20.21%
2006	£0.23 B	-30.13%
2005	£0.33 B	32.35%
2004	£0.25 B	-20.28%
2003	£0.31 B	9.17%
2002	£0.28 B	-72.81%
2001	£1.05 B	-21.57%
2000	£1.34 B	-10.3%
1999	£1.50 B

End of Day market cap according to different sources

On Feb 1st, 2025 the market cap of Quantum was reported to be:

£87.59 Million

by Nasdaq

£0.81 Million

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Quantum QMCO	£0.81 M	0.00%	🇺🇸 USA
Seagate Technology STX	£16.45 B	2,009,659.81%	🇮🇪 Ireland

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 Quantum (QMCO)

Market cap: £0.81 Million