Extreme Networks (EXTR) - Market capitalization

Market cap: HK$18.17 Billion

As of December 2025 Extreme Networks has a market cap of HK$18.17 Billion. This makes Extreme Networks the world's 4402th 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 Extreme Networks from 1999 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	HK$18.17 B	3.68%
2024	HK$17.53 B	-1.82%
2023	HK$17.85 B	-4.97%
2022	HK$18.79 B	18.94%
2021	HK$15.79 B	140.45%
2020	HK$6.57 B	-3.32%
2019	HK$6.79 B	21.89%
2018	HK$5.57 B	-49.74%
2017	HK$11.09 B	165.69%
2016	HK$4.17 B	27.92%
2015	HK$3.26 B	20.03%
2014	HK$2.71 B	-47.5%
2013	HK$5.17 B	95.97%
2012	HK$2.64 B	25.25%
2011	HK$2.11 B	-3.83%
2010	HK$2.19 B	10.37%
2009	HK$1.98 B	24.31%
2008	HK$1.59 B	-50.01%
2007	HK$3.19 B	-13.9%
2006	HK$3.71 B	-17.1%
2005	HK$4.48 B	-27.49%
2004	HK$6.18 B	-6.96%
2003	HK$6.64 B	124.69%
2002	HK$2.95 B	-74.34%
2001	HK$11.52 B	-65.11%
2000	HK$33.03 B	-3.3%
1999	HK$34.16 B

End of Day market cap according to different sources

On Dec 4th, 2025 the market cap of Extreme Networks was reported to be:

HK$18.16 Billion

by Nasdaq

HK$18.16 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
ADTRAN ADTN	HK$5.25 B	-71.07%	🇺🇸 USA
Cisco CSCO	HK$2.387 T	13,036.61%	🇺🇸 USA
HP HPQ	HK$189.86 B	944.59%	🇺🇸 USA
Ericsson ERIC	HK$246.91 B	1,258.46%	🇸🇪 Sweden
Motorola Solutions MSI	HK$480.73 B	2,544.93%	🇺🇸 USA
Juniper Networks JNPR	HK$103.99 B	472.17%	🇺🇸 USA
Infinera INFN	HK$12.30 B	-32.31%	🇺🇸 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 Extreme Networks (EXTR)

Market cap: HK$18.17 Billion