Stock options trading for beginners14 comments
Quandl offers a simple API for stock market data downloads. Our daily data feeds deliver end-of-day prices, historical stock fundamental data, harmonized fundamentals, financial ratios, indexes, options and volatility, earnings estimates, analyst ratings, investor sentiment and more. This post describes how our stock market data is organized, and explains how to access it.
Our free data can be accessed by anyone who has registered for an API key. As a data platform, we take great pains to consider the best way to format our different data products. Currently, most of our data is accessible in either time-series format or table format. A few of our databases, however, are accessible in both formats. Consequently, it is important to understand the differences and overlaps between the two.
A time-series is a collection of observations or measurements taken over a period of time, generally in equal intervals. Time-series only contain numeric data types and are indexed by one date field. In other words, time-series data are always sortable by date. Through our API calls, users can retrieve the entire time-series or any slice of it. Accessing data on the Quandl platform is incredibly simple. For the full time-series syntax, consult our API documentation.
While time-series only contain sorted numeric values, tables can include various unsorted data types strings, numbers, dates, etc. Through our interface, users can retrieve the entire table or any portion of it. For the full tables syntax, consult our API documentation. For a more robust list of global stock databases, please see our API for global stock data blog post.
Earnings and sales estimates are based on Zacks Investment Research daily surveys of 2, equity analysts from over brokerage firms. Selected stock price databases are described in greater depth. Note that the definitive documentation for any given database can be found on its documentation page. This database provides comprehensive, accurate, reliable end-of-day stock prices, both adjusted and unadjusted, including complete dividend and split history.
This database is updated daily. Single user, startup and institutional licenses are available. In the following sections, individual stock fundamentals databases are described in greater depth. In addition to parsing raw SEC filing documents, the data provider has invested thousands of hours into harmonizing the reported data across companies and across time — a huge and extremely intricate process. The database is highly accurate, carefully error-checked and updated every single day.
Zacks Investment Research has created three excellent and comprehensive databases for fundamental data and financial ratios: These three databases cover 90, and key statistics, respectively, for each of 17, stocks, including delisted tickers. The presence of delisted stock fundamentals allows back-testing without survivorship bias. Based in Chicago, Zacks receives daily electronic data feeds and printed research reports produced by more than 2, analysts from over US and Canadian brokerage firms, amounting to over , pages of brokerage research.
The Quandl API is free for registered users. You can find our rate limits here. Premium databases are governed by their respective subscription licenses. We strive to offer the most liberal, flexible, transparent and fair data licenses in the world. Individual, startup , developer and institutional licenses are available. With an API key , you can preview all premium databases before buying.
Get started by clicking the below button:. Your email address will not be published. APIs should be capable of delivering a variety of different data points that are pertinent to an […]. Global Data and US Data […]. US Earnings Data Quandl is the largest, most comprehensive, most accurate source of Zacks earnings data on the internet. Data coverage includes consensus earnings estimates, actual earnings, earnings estimates trends and earnings surprises for thousands of North American companies.
Investors assess a company's stock performance based on its estimated future earnings. A company's earnings forecasts are based on analysts' expectation of its future growth and profitability. Earnings estimates are usually reported as a "consensus estimate", which is the average of all estimates made by analysts who follow the company's finances. The most important factor in influencing a stock's value in Users of the Quandl API may be affected by these changes.
New API Limits Registered users are now limited to one API request at a time, with additional requests being throttled until the first request has been returned. These changes will not impact subscribers of premium databases on Quandl. Every single dataset on Quandl is available via our API. The API is simple, consistent and completely free to use. Here's a quick and easy guide to get you started. This is not meant to be a formal reference for the Quandl API; merely a quick-start guide.
To read the complete and definitive documentation, please click here. To start using the Quandl API: API for Stock Data. API , quandl , Quandl how-to , stock market data , Stocks. Time-series API A time-series is a collection of observations or measurements taken over a period of time, generally in equal intervals. Tables API While time-series only contain sorted numeric values, tables can include various unsorted data types strings, numbers, dates, etc.
Stock Fundamentals API In the following sections, individual stock fundamentals databases are described in greater depth. Zacks Fundamentals Collection Zacks Investment Research has created three excellent and comprehensive databases for fundamental data and financial ratios: Additional Resources You might find these pages helpful: Get started by clicking the below button: Leave a Reply Cancel reply Your email address will not be published.
August 9, at Neural Stock Prediction — Jalark says: October 25, at 9: May 11, at April 4, at 2: