For Historical Market Capitalization data API, we cover all US stocks traded on NYSE/NASDAQ from 2017, and soon we will start to cover cryptocurrencies with historical market capitalization.

Quick Start

To get historical market capitalization data use the following URL:

  • AAPL.US consists of two parts: {SYMBOL_NAME}.{EXCHANGE_ID}, then you can use, for example, MCD.MX for Mexican Stock Exchange. or MCD.US for NYSE. Check the list of supported exchanges to get more information about the stock markets we do support.
  • api_token – your own API KEY, which you will get after you subscribe to our services.
  • from and to – the format is ‘YYYY-MM-DD’. If you need data from Jan 5, 2017, to Feb 10, 2017, you should use from=2017-01-05 and to=2017-02-10.

Register & Get Data

For testing purposes you can try the following API Key (works only for AAPL.US ticker):  demo:

As a result, you will get the following data in JSON format:

We have API limits 100 000 requests per day. Each symbol request costs 10 API calls. This API is available under the Fundamental and/or All-In-One package.

Register & Get Data