Alphabet market cap GOOG

Share price times shares outstanding: what the whole company sells for, since 2009.

Alphabet is worth $3.9T at the close on Oct 23, 2026, at $317.28 a share.

That is up 23% over the last year and up 97% over five years.

Its highest close in our data was $4.8T in May 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$3.9T	$3.3T	$4.8T	+2%
2025	$3.8T	$1.8T	$3.9T	+60%
2024	$2.4T	$1.7T	$2.4T	+35%
2023	$1.8T	$1.1T	$1.8T	+54%
2022	$1.1T	$1.1T	$1.9T	−40%
2021	$1.9T	$1.2T	$2T	+62%
2020	$1.2T	$737B	$1.2T	+27%
2019	$932.3B	$735.2B	$932.3B	+29%
2018	$721.2B	$681.3B	$861.7B	−1%
2017	$727B	$554.1B	$739.4B	+37%
2016	$532B	$463.6B	$549.4B	+2%
2015	$521.8B	$335.7B	$527.3B	+44%
2014	$361.3B	$344.8B	$407.4B	−3%
2013	$372.7B	$230.9B	$372.7B	+63%
2012	$229.3B	$183.5B	$250.4B	+10%
2011	$208.7B	$152.6B	$208.7B	+10%
2010	$189.4B	$127.8B	$199.4B	+26%
2009	$150.2B	$133.6B	$174.8B	n/a

Companies in Communication Services nearest Alphabet's size, closest first, today.