Knowledge Base/How much historical stock data does Polygon have?
How much historical stock data does Polygon have?
We offer historical tick-level data for stocks dating back to 2004. This includes tick-level trades, NBBO (National Best Bid and Offer) quotes, and custom aggregates with a resolution of 1 second.
This includes tick-level trades, NBBO (National Best Bid and Offer) quotes, and custom aggregates with a resolution of 1 second.
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- Title
- Does Polygon offer dark pool data?
- Data Coverage Tag
Data Coverage
- Stocks Tag
Stocks
- Description
- Yes, we provide dark pool data. If a trade comes through with an exchange ID of 4 (exchange:4) and also has an attached “trf_id” field, it came from a dark pool.
- Title
- Does Polygon Offer International Data?
- Data Coverage Tag
Data Coverage
- Stocks Tag
Stocks
- Description
- No, we currently only support US markets, but we plan on branching out into international markets in the future.
- Title
- What are the different types of tickers that Polygon supports?
- Data Coverage Tag
Data Coverage
- Stocks Tag
Stocks
- Description
- When investors think of stocks, they typically think of publicly listed shares of a company traded on a stock exchange.