Teradyne market cap TER

Share price times shares outstanding: what the whole company sells for, since 2010.

Teradyne is worth $48.3B at the close on Oct 23, 2026, at $308.85 a share.

That is up 110% over the last year and up 112% over five years.

Its highest close in our data was $70.2B in Oct 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$48.3B	$32.5B	$70.2B	+55%
2025	$31.1B	$11.1B	$31.4B	+49%
2024	$20.9B	$14.7B	$24.4B	+26%
2023	$16.6B	$12.9B	$17.8B	+22%
2022	$13.6B	$11.2B	$26.8B	−49%
2021	$26.7B	$18.1B	$26.7B	+34%
2020	$19.9B	$7.4B	$20B	+72%
2019	$11.6B	$5.6B	$11.6B	+107%
2018	$5.6B	$5.3B	$9.7B	−32%
2017	$8.2B	$5.2B	$8.6B	+61%
2016	$5.1B	$3.6B	$5.2B	+20%
2015	$4.2B	$3.6B	$4.5B	−3%
2014	$4.4B	$3.4B	$4.4B	+32%
2013	$3.3B	$2.8B	$3.5B	+8%
2012	$3.1B	$2.5B	$3.2B	+23%
2011	$2.5B	$2B	$3.5B	−1%
2010	$2.5B	$1.7B	$2.6B	n/a

Companies in Semiconductors nearest Teradyne's size, closest first, today.

Company	Market cap
TERTeradyne	$48.3B
ALABAstera Labs	$44.6B
MPWRMonolithic Power Systems	$56B
MCHPMicrochip Technology	$40.2B
NXPINXP Semiconductors	$59.2B
TELTE Connectivity	$60.2B
ONON Semiconductor	$28.1B
CRDOCredo Technology	$27.7B
QQnity Electronics	$23B
ENTGEntegris	$20.6B
MTSIMACOM Technology Solutions	$18B
Peer median	$34.2B