# Data Availability Underlying all of the tools on StockCharts.com is our extensive price database, which contains data for over 30,000 ticker symbols. After each trading day, over 1 million new data items are added to the database. This means you can access stock quotes and up-to-date information on the stock, bond, crypto, and currency markets. Read on to learn more about the price data we make available on our website. * [**Markets We Cover.**](/data-and-ticker-symbols/data-availability/markets-we-cover.md) We offer data from several major exchanges, plus other financial data.. * [**Real-Time Data.**](/data-and-ticker-symbols/data-availability/real-time-data.md) We offer different kinds of real-time and delayed data to our members, depending on the data plan chosen by the user. * [**Extended Hours Data.**](/data-and-ticker-symbols/data-availability/extended-hours-data.md) Users can chart pre-market and after-hours price data for many US symbols. * [**Data Bar Periods.**](/data-and-ticker-symbols/data-availability/data-bar-periods.md) Members can display data bars for anything from 1 minute to 1 year, depending on the specific symbol and the member's service level. * [**Price Data Adjustments.**](/data-and-ticker-symbols/data-availability/price-data-adjustments.md) We adjust our price data to remove the effects of fund distributions, dividends, and stock splits from our charts. This article gives all the details on this adjustment process. * [**Historical Data.**](/data-and-ticker-symbols/data-availability/historical-data.md) The historical price data offered on our site depends on the specific symbol, data bar period, and member's service level. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.stockcharts.com/data-and-ticker-symbols/data-availability.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.