What is xjo index
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Last updated: April 1, 2026
Key Facts
- XJO Index is officially known as the S&P/ASX 200 Index
- It includes the 200 largest Australian companies by market capitalization
- The index is weighted by market capitalization, giving larger companies greater impact on movements
- It was established in 1992 and serves as the official benchmark for the Australian stock market
- The index includes stocks from all major economic sectors including mining, banking, healthcare, and technology
Understanding the XJO Index
The XJO Index, officially called the S&P/ASX 200 Index, is Australia's principal stock market index and the primary benchmark for measuring the performance of the Australian equity market. Comprising the 200 largest companies listed on the Australian Securities Exchange, the XJO Index represents approximately 80% of the total market capitalization of all ASX-listed entities. It serves as a crucial economic indicator for Australia.
Index Methodology
The XJO Index employs a market-capitalization weighted methodology. This means that companies with larger market values have proportionally greater influence on the index's overall performance. When a large-cap stock in the index rises or falls significantly, it has a more substantial impact on the index value than movements in smaller constituent stocks. This weighting approach ensures the index accurately reflects the performance of Australia's largest and most economically significant companies.
Sector Representation
The XJO Index provides exposure to Australia's diverse economic sectors:
- Financials: Major banks and insurance companies
- Materials: Mining and resources companies
- Energy: Oil, gas, and renewable energy companies
- Industrials: Manufacturing and infrastructure companies
- Consumer Discretionary: Retail and consumer goods companies
- Technology: Software, hardware, and IT services providers
- Healthcare and Real Estate: Medical companies and property trusts
Investment and Tracking
While the XJO Index itself is not directly tradable, investors can gain exposure through various investment vehicles. Exchange-traded funds (ETFs) such as the VAS (Vanguard Australian Shares ETF) and STW (SPDR S&P/ASX 200 Fund) track the index closely. Index mutual funds and managed portfolios also provide XJO Index exposure. These investment products allow investors to achieve broad market exposure with lower costs than purchasing individual stocks.
Historical Performance
Since its establishment in 1992 with a base level of 1,000 points, the XJO Index has reflected both the growth and challenges of the Australian economy. The index has experienced significant gains during commodity booms driven by China's growth, as well as downturns during global financial crises. Long-term investors tracking the XJO have benefited from the diversified exposure to Australia's largest and most stable companies.
Related Questions
What is the difference between the XJO Index and the All Ordinaries Index?
The XJO Index tracks the 200 largest Australian companies, while the All Ordinaries Index includes all listed companies on the ASX. The XJO is more widely used as the primary benchmark for the Australian market.
How can I track the XJO Index performance?
You can track XJO Index performance through the ASX website, financial news services, and various investment platforms. Real-time index data is available during ASX trading hours.
What ETFs track the XJO Index?
Popular ETFs that track the XJO Index include VAS (Vanguard Australian Shares), STW (SPDR S&P/ASX 200 Fund), and IOZ (iShares Core S&P/ASX 200 ETF), allowing easy investment in the index.
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Sources
- Wikipedia - S&P/ASX 200CC-BY-SA-4.0
- Australian Securities ExchangeFair Use
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