Vistra (VST) - Market capitalization

Market cap: HK$370.36 Billion

As of September 2026 Vistra has a market cap of HK$370.36 Billion. This makes Vistra the world's 525th 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 Vistra from 2016 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$370.36 B	-13.1%
2025	HK$426.20 B	15.52%
2024	HK$368.94 B	242.99%
2023	HK$107.56 B	49.12%
2022	HK$72.13 B	-15.82%
2021	HK$85.69 B	14.95%
2020	HK$74.54 B	-14.63%
2019	HK$87.32 B	-1.23%
2018	HK$88.40 B	44.24%
2017	HK$61.29 B	19.28%
2016	HK$51.38 B

End of Day market cap according to different sources

On Sep 18th, 2026 the market cap of Vistra was reported to be:

HK$370.39 Billion

by Nasdaq

HK$370.36 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
NRG Energy NRG	HK$170.93 B	-53.85%	🇺🇸 USA
MGE Energy MGEE	HK$21.93 B	-94.08%	🇺🇸 USA

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 Vistra (VST)

Market cap: HK$370.36 Billion