Institutional-grade stock data for your next big project
Revolutionize finance with access to the entire universe of US equities data via one standardized, intuitive, easy to use API. Stream real-time prices, retrieve historical data, company information, news, and more.
By developers for developers
Made for builders, founders, scholars, dabblers, and dreamers
- Standardized JSON / CSV.
- Our data is available in both JSON and CSV formats, making it easy for you to integrate it into your application.
- Client Libraries.
- Our client libraries make it simple to access and use our data, so you can spend less time worrying about the technical details and more time building your application.
- Tutorials & Examples.
- We know that getting started with a new API can be hard, which is why we provide tutorials and examples to help you get up and running in no time.
from polygon import RESTClient
client = RESTClient("API_KEY")
aggs = []
for a in client.list_aggs(
"AAPL",
1,
"minute",
"2022-01-01",
"2023-02-03",
limit=50000,
):
aggs.append(a)
print(aggs)
- Rows of Data
- 1 Trillion+
- Raw Data
- 2 Petabytes
- Uptime
- 99.99%
- Messages/sec
- 70 Million
Developer friendly access
Data for the entire universe of US stocks
Create your own applications, train models, backtest your strategies, and benchmark your success with the same level of accuracy as the pros.
- Company Tickers
- 10,413
- Historical Data
- 15 Years
- Market Coverage
- 100%
Timestamped to the nanosecond
Normalized real-time and historical market data
Each trade and quote message from all US Exchanges and darkpools. Allowing you to see into each candlestick bar to truly understand what's happening in the market.
// Stocks TRADE:
{
"conditions": [
12,
37
],
"exchange": 4,
"id": "187115",
"participant_timestamp": 1679702398739000000,
"price": 160.23,
"sequence_number": 5739937,
"sip_timestamp": 1679702398741170000,
"size": 1,
"tape": 3,
"trf_id": 12,
"trf_timestamp": 1679702398741113300
}Reference data included
Plus everything you need to know about a ticker and more
Extensive reference data from the most accurate and reliable sources. All information is standardized and accessible via our reference data API endpoints for ease of use.
- Description
Apple designs a wide variety of consumer electronic devices, including smartphones (iPhone), tablets (iPad), PCs (Mac), smartwatches (Apple Watch), and AirPods. The iPhone makes up most of Apple's total revenue. In addition, Apple offers its customers a variety of services such as Apple Music, iCloud, Apple Care, Apple TV+, Apple Arcade, Apple Fitness, Apple Card, and Apple Pay, among others. Apple's products include internally developed software and semiconductors, and the firm is well known for its integration of hardware, software, semiconductors, and services. Apple's products are distributed online as well as through company-owned stores and third-party retailers. The company generates roughly 40% of its revenue from the Americas, with the remainder earned internationally.
- Market Capitalization
$2.66 Trillion
- Website
apple.com
- List Date
December 12, 1980
- Listing Exchange
Nasdaq
AAPL
Apple Inc.
// Stocks Ticker Details:
{
"ticker": "AAPL",
"name": "Apple Inc.",
"market": "stocks",
"locale": "us",
"primary_exchange": "XNAS",
"type": "CS",
"active": true,
"currency_name": "usd",
"cik": "0000320193",
"composite_figi": "BBG000B9XRY4",
"share_class_figi": "BBG001S5N8V8",
"market_cap": 2666630778840,
"phone_number": "(408) 996-1010",
"address": {
"address1": "ONE APPLE PARK WAY",
"city": "CUPERTINO",
"state": "CA",
"postal_code": "95014"
},
"description": "Apple designs a wide variety of consumer electronic devices, including smartphones (iPhone), tablets (iPad), PCs (Mac), smartwatches (Apple Watch), and AirPods. The iPhone makes up most of Apple's total revenue. In addition, Apple offers its customers a variety of services such as Apple Music, iCloud, Apple Care, Apple TV+, Apple Arcade, Apple Fitness, Apple Card, and Apple Pay, among others. Apple's products include internally developed software and semiconductors, and the firm is well known for its integration of hardware, software, semiconductors, and services. Apple's products are distributed online as well as through company-owned stores and third-party retailers. The company generates roughly 40% of its revenue from the Americas, with the remainder earned internationally.",
"sic_code": "3571",
"sic_description": "ELECTRONIC COMPUTERS",
"ticker_root": "AAPL",
"homepage_url": "https://www.apple.com",
"total_employees": 164000,
"list_date": "1980-12-12",
"branding": {
"logo_url": "https://api.polygon.io/v1/reference/company-branding/d3d3LmFwcGxlLmNvbQ/images/2023-05-01_logo.svg",
"icon_url": "https://api.polygon.io/v1/reference/company-branding/d3d3LmFwcGxlLmNvbQ/images/2023-05-01_icon.jpeg"
},
"share_class_shares_outstanding": 15821950000,
"weighted_shares_outstanding": 15821946000,
"round_lot": 100
}Deploy faster
Intuitive & easy-to-use APIs
Effortlessly integrate market data into your applications using our intuitive developer-friendly APIs and comprehensive documentation that streamlines the integration process, allowing you to focus on building your application.
Mission critical market data
Rigorous data quality
Our multi-layered approach to data redundancy and backup ensures uninterrupted access to stock feeds, safeguarding your applications and tools against potential data loss.
- Redundant Networks
- We use 2 isolated networks to receive and consume stocks feed to prevent interruption in the event of hardware failures.
- HA Steaming
- Stock data flows through our system using a highly available messaging system ensuring uptime and speed.
- Polygon Datastore
- Historical data is stored in our nanosecond precision proprietary database - resulting in blazing fast API response times.
Intuitive and easy-to-use
Powerful data, simple access
Choose the data access method that suits your needs and get started today.
Flat Files
Our S3 interface lets you access our flat files easily and seamlessly. With just a few clicks, you'll have the data you need to power your applications.
API
Our Restful and WebSocket APIs provide flexible and powerful options for accessing our data. Whether you need real-time or historical data, we've got you covered.
SQL
Our SQL Query option lets you harness the power of SQL to access our data. With this flexible and intuitive option, you can easily customize queries to fit your needs.
Instant access. Cancel anytime.
Stocks data pricing
Developer-friendly unlimited access to stocks data.
Basic
Great for trying our APIs
$0/month
Sign up- 5 API Calls / Minute
- End of Day Data
- 2 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamentals Data
- Corporate Actions
- Aggregates
- Technical Indicators
Individual UseStarter
Great for aggregates
$29/month
Sign up- Unlimited API Calls
- 15-minute Delayed Data
- 5 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamentals Data
- Corporate Actions
- Aggregates
- Technical Indicators
- Snapshot
- WebSocket
Individual UseDeveloper
Great for historical data
$79/month
Sign up- Unlimited API Calls
- 15-minute Delayed Data
- 10 Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamentals Data
- Corporate Actions
- Aggregates
- Technical Indicators
- Snapshot
- WebSocket
- Trades
Individual UseAdvanced
Great for real-time data
$199/month
Sign up- Unlimited API Calls
- Real-time Data
- 15+ Years Historical Data
- 100% Market Coverage
- Reference Data
- Fundamentals Data
- Corporate Actions
- Aggregates
- Technical Indicators
- Snapshot
- WebSocket
- Trades
- Quotes
Individual UseNeed data for your business?
Explore plans designed to fuel your company's growth and give you a competitive edge in the financial industry.
What will you build?
Discover the power of a market data platform that breaks down barriers and levels the playing field.
Frequently asked questions
Can’t find the answer you’re looking for? Check out our knowledge base or contact our team.
- Title
- How does Polygon create the OHLCV (open, high, low, close, volume) aggregate bars?
- Description
- Polygon uses the "Sale Conditions" attached to each trade to determine if that trade is eligible to update the aggregate.
- Title
- Does Polygon offer pre-market and after-hours data?
- Description
- Yes, we provide data for every single trade that occurs, whether that happens during normal trading hours, or extended trading hours. Our tick-level market data will stream normally during pre-market and after-hours.
- Title
- Where does Polygon's Stock data come from?
- Description
- We receive data directly from both SIPs (Security Information Processors) as RAW binary feeds rather than via retransmission or through an intermediary.
- Title
- Does Polygon offer dark pool data?
- 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.
Committed to every commit
Developers love Polygon
"Cannot speak highly enough of the @polygon_io service and support. Great team and great products :) #fintech #marketdata #stocks"
I just want to say that the best platform for stock data BY FAR is @polygon_io Complete satisfaction thank you!
@polygon_io’s API docs are beautiful. I can’t seem to think of a better example of perfect documentation. Seriously impressed.
Shoutout to the @polygon_io team for having really awesome interactive documentation! I love that the docs auto-generate an adjustable query string for you!
Developer friendly access
Explore more data
We're committed to providing fair access to the financial markets for everyone, not just the big players on Wall Street. That's why we offer the same institutional-level data access to both companies and individuals alike.
Options
All US Exchanges + Darkpools
- Tickers
- 1,670,030+
- Coverage Start
- January 22, 2016
- Rows
- 722 Billion+
Indices
S&P, Dow Jones, FTSE, and more
- Tickers
- 11,409+
- Coverage Start
- March 9, 2023
- Rows
- 20 Million+
Currencies
Forex and Crypto Currencies
- Tickers
- 1,750+
- Coverage Start
- August 15, 2015
- Rows
- 2 Billion+