The Intrinio Zacks Historical Long-Term Growth Estimates API provides programmatic access to a data feed of more than 4,500 historical consensus estimates of long-term growth of earnings per share for US and Canadian companies. This data can be used for detailed backtesting of Zacks estimates or to estimate future earnings. Five years of historical data are provided, and more is available upon request.
Free trial to test out the data, free support with all plans. Access hundreds of data types in addition to long term growth estimates from a single API. Free chat support, SDKs, and documentation. Current, as well as historical estimates are available for backtesting purposes.