Realty Income market cap O

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

Realty Income is worth $53.8B at the close on Oct 23, 2026, at $56.89 a share.

That is down 2% over the last year and up 100% over five years.

Its highest close in our data was $62.5B in Feb 2026.

Market cap over time

Year	End of year	Low	High	Change
2026 so far	$53.8B	$51.2B	$62.5B	+3%
2025	$52.1B	$45.2B	$55.2B	+13%
2024	$46.1B	$37.9B	$56.4B	+11%
2023	$41.6B	$34.7B	$42.9B	+4%
2022	$39.8B	$26.9B	$46.1B	+37%
2021	$28.9B	$19.9B	$28.9B	+37%
2020	$21.1B	$14.1B	$26B	−9%
2019	$23.1B	$17.9B	$25B	+28%
2018	$18.1B	$13.3B	$19B	+16%
2017	$15.6B	$14.3B	$15.9B	+8%
2016	$14.4B	$12.4B	$17.9B	+15%
2015	$12.5B	$9.9B	$12.5B	+17%
2014	$10.6B	$7.2B	$10.6B	+48%
2013	$7.2B	$5.3B	$10.5B	+39%
2012	$5.2B	$4.5B	$5.5B	+15%
2011	$4.5B	$3.6B	$4.5B	+23%
2010	$3.7B	$3.2B	$3.8B	n/a

Companies in Real Estate nearest Realty Income's size, closest first, today.