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Disclaimer: Ironclad Research provides educational content only. Nothing on this platform is financial advice, a recommendation, or an offer to buy or sell any security. Always do your own research and consider professional advice before making financial decisions.

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  3. Index
GlossaryETFs & Index Funds

Index

A measure tracking the performance of a group of assets, such as the FTSE 100 or S&P 500, used as a market benchmark.

Appears in these guides

  • Commodity Channel Index (CCI)Technical Analysis
  • CPI (Consumer Price Index)Economics
  • Index Funds & Passive InvestingETFs & Index Funds
  • Money Flow Index (MFI)Technical Analysis
  • PPI (Producer Price Index)Economics
  • 0DTE & Short-Dated OptionsOptions

Related terms

Accumulating FundActive ManagementBenchmarkDistributing FundETFExpense RatioIndex FundMutual FundNAVPassive Investing

Related lessons

beginnerETFs & Index Funds

ETFs vs Mutual Funds

Two ways to own a fund — and the practical differences that matter. How ETFs and mutual funds (including UK OEICs/unit trusts) differ in trading, pricing, minimums, tax efficiency, costs and transparency, and how to choose between them for your situation.

beginnerETFs & Index Funds

Expense Ratios & Fund Costs

The fee is the one thing you can control, and over decades it is enormous. What the expense ratio (OCF/TER) is, the brutal arithmetic of how a 1% fee compounds against you over 30 years, the hidden costs beyond the headline figure, and how to compare funds on what really matters.

Ironclad Research provides educational content only. Nothing on this platform is financial advice, a recommendation, or an offer to buy or sell any security. Always do your own research and consider professional advice before making financial decisions.