Sydney Airport (SYD.AX) - Market capitalization

Last known market cap: HK$272.26 Billion

As of February 2026 Sydney Airport has a market cap of HK$272.26 Billion. This makes Sydney Airport the world's 722th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Sydney Airport from 2002 to 2022

End of year Market Cap

Year	Marketcap	Change
2022	HK$271.98 B	2.7%
2021	HK$264.84 B	156.84%
2020	HK$103.11 B	-3.32%
2019	HK$106.65 B	27.37%
2018	HK$83.73 B	-13.31%
2017	HK$96.59 B	27.75%
2016	HK$75.60 B	-5.41%
2015	HK$79.93 B	20.64%
2014	HK$66.26 B	14.89%
2013	HK$57.67 B	13.82%
2012	HK$50.67 B	29.95%
2011	HK$38.99 B	-11.36%
2010	HK$43.99 B	11.99%
2009	HK$39.28 B	75.19%
2008	HK$22.42 B	-52.74%
2007	HK$47.44 B	29.22%
2006	HK$36.71 B	21.18%
2005	HK$30.30 B	11.69%
2004	HK$27.12 B	143.74%
2003	HK$11.13 B	89.92%
2002	HK$5.86 B

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Sydney Airport (SYD.AX)