Omnicom market cap OMC

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

Omnicom is worth $22.7B at the close on Oct 23, 2026, at $82.68 a share.

That is up 49% over the last year and up 57% over five years.

Its highest close in our data was $26.5B in Feb 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$22.7B	$13.3B	$26.5B	+47%
2025	$15.4B	$13.6B	$16.9B	−8%
2024	$16.9B	$16.7B	$20.4B	−1%
2023	$17.1B	$14.6B	$19.3B	+3%
2022	$16.6B	$12.9B	$17.9B	+7%
2021	$15.6B	$13.4B	$18.3B	+16%
2020	$13.4B	$10.1B	$17.5B	−24%
2019	$17.6B	$16.2B	$18.7B	+9%
2018	$16.2B	$15.1B	$18.1B	−3%
2017	$16.8B	$15.3B	$20.5B	−16%
2016	$20.1B	$16.9B	$20.9B	+10%
2015	$18.3B	$16B	$19.6B	−5%
2014	$19.2B	$16.5B	$19.6B	+2%
2013	$18.9B	$13.6B	$18.9B	+45%
2012	$13B	$12.1B	$14.3B	+6%
2011	$12.3B	$10.2B	$15.2B	−11%
2010	$13.8B	$10.4B	$14.3B	+13%
2009	$12.2B	$10.7B	$12.4B	n/a

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

Company	Market cap
OMCOmnicom	$22.7B
FWONKLiberty Media	$22.4B
ROKURoku	$23.5B
RDDTReddit	$27.8B
FOXAFox	$27.9B
NWSANews	$16.6B
WMGWarner Music	$16.1B
TKOTKO	$32.8B
CHTRCharter Communications	$13B
LYVLive Nation Entertainment	$40.9B
NYTNew York Times	$11.2B
Peer median	$23B