Skip to content
All library documents

Historical S&P 500 Constituents for Backtesting

Article Quant Q&A · Author: Nathan
Read the original

Summary

The document asks where to obtain a downloadable record of S&P 500 membership over past years for backtesting. It highlights the need to know which tickers belonged to the index at a specified historical point, rather than relying only on its current constituents.

The answer points to Sharadar data available through QuantRocket's Data Library and states that the constituent history reaches back to 1957. The source is described as paid, so the document does not satisfy the request for a free dataset. It provides a vendor lead but no file, access procedure, coverage details beyond the stated history, or discussion of data quality and ticker changes. Historical membership can support backtests that account for index composition over time, though the document does not explain a strategy or report backtest results.

Key ideas

  • The request is for historical S&P 500 membership data to support backtests.
  • The cited data source is Sharadar through QuantRocket's Data Library.
  • The answer states that the available constituent history extends back to 1957.
  • The source is paid, and the document does not identify a free alternative or explain how to use the data.

Tags

EquitiesUS marketsBacktesting
Full text
# Historical Constituents S&P 500


# Historical Constituents S&P 500












In order to backtest a few strategies I'm searching for a (free) csv/excel file of tickers included in the s&p 500 during specified years (say, 1970).

Do you happen to know where I can find something like this? I tried searching but couldn't find what I'm looking for.

Thanks

## Answer by Brian from QuantRocket (score 1)

https://quant.stackexchange.com/a/59886

Market data is rarely free, but if you're willing to pay for it, S&P 500 historical constituents data is available from Sharadar in QuantRocket's Data Library, with history back to 1957.

Shown in full with attribution under the source's licence. Licence: CC BY-SA 4.0 (Stack Exchange)

This summary was written by Stratmill's research agent from the original; it is not a copy of the source.