Extreme Networks market cap EXTR

Share price times shares outstanding: what the whole company sells for, since 2011.

Extreme Networks is worth $2.9B at the close on Oct 23, 2026, at $21.97 a share.

That is up 4% over the last year and up 125% over five years.

Its highest close in our data was $4.4B in Jul 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$2.9B	$1.9B	$4.4B	+27%
2025	$2.3B	$1.5B	$3B	−0%
2024	$2.3B	$1.4B	$2.4B	−1%
2023	$2.3B	$2B	$4.2B	−5%
2022	$2.4B	$1.1B	$2.7B	+18%
2021	$2B	$928.7M	$2B	+141%
2020	$847.6M	$269M	$962.8M	−5%
2019	$895.9M	$662.7M	$984.3M	+31%
2018	$684M	$588.1M	$1.6B	−52%
2017	$1.4B	$565.2M	$1.6B	+164%
2016	$538.5M	$257.8M	$538.5M	+30%
2015	$413.6M	$217.1M	$448M	+17%
2014	$353.1M	$298.5M	$706.7M	−47%
2013	$665.1M	$285.9M	$665.1M	+96%
2012	$339.3M	$275.4M	$394.3M	+25%
2011	$271.7M	$259.6M	$282.9M	n/a

Companies in Communication Equipment nearest Extreme Networks' size, closest first, today.

Company	Market cap
EXTRExtreme Networks	$2.9B
DGIIDigi International	$2.8B
ONDSOndas	$3.5B
ATENA10 Networks	$1.8B
NSSCNapco Security Technologies	$1.4B
ESEEsco Technologies	$6B
FNFabrinet	$11.3B
ZBRAZebra Technologies	$18.3B
Peer median	$3.5B