Real-time & Historical Data for All US Stocks
The Securities Information Processor (SIP) links the U.S. markets by processing and consolidating all protected bid/ask quotes and trades from every trading venue into a single, easily consumed data feed.
The SIP disseminates and calculates critical regulatory information including the National Best Bid and Offer (NBBO) and Limit Up Limit Down (LULD) price bands among other important information such as short sale restriction and regulatory halts.
Regulation National Market System (NMS) is a set of rules passed by the Securities and Exchange Commission (SEC), which looks to improve the U.S. exchanges through improved fairness in price execution as well as improve the displaying of quotes and amount and access to market data.
The intent of Regulation NMS is to promote competition, fair market pricing, and quality in the overall market. According to the SEC, Regulation NMS has been a key factor in the equity markets in the U.S. being recognized for their efficiency, fairness, and competitive nature.
Don't settle for 1 or 2 exchanges for your data. With 100% market coverage you always know the latest and most accurate price for a symbol.
See each and every Trade & Quote happening in the US in real time, and access trillions of rows of historical tick data in an instant using our APIs.
There is no limit to how much you can use our stock data APIs. No maximum queries per minute or daily call limits on all premium plans.
Our market data platform provides low latency real-time data with a mean latency of 20ms, orders of magnitude faster than competitors.
See the entire market at a glance with our powerful Snapshot APIs. You can also query the gainers and losers for the current day.
1min - 1yr aggregate intervals. We allow you to query our aggregate stock API in the size you want. 1 min, 7 mins, 16 days, anything is possible.
Get stock data directly from the source, and know exactly what you're going to pay. Don't waste time and money on sales or middlemen.
Polygon.io market data APIs provide each and every trade message from all US Exchanges and darkpools. Allowing you to see into each aggregate bar to truly understand what's happening in the market.
Top of book quotes give you more information into the sitting orders at the exchanges. Knowing the national best bid and offer provides insight for the next execution price(s).
Our aggregates APIs are extremely powerful for visualizing and understanding prices for a long or short range of time. We generate our own aggregates from the raw trade data for ultimate accuracy.
Both unadjusted and split adjusted aggregates are available and can be generated in any size time window from 1min - 1yr. Now you can finally get the exact time windows you want, no matter the size.
1// Stocks TRADE:
2{
3 "ev": "T", // Event Type
4 "sym": "MSFT", // Symbol Ticker
5 "x": "4", // Exchange ID
6 "p": 114.125, // Price
7 "s": 100, // Trade Size
8 "c": [0, 12], // Trade Conditions
9 "t": 1536036818784 // Trade Timestamp ( Unix MS )
10}
11
12// Stocks QUOTE:
13{
14 "ev": "Q", // Event Type
15 "sym": "MSFT", // Symbol Ticker
16 "bx": "4", // Bid Exchange ID
17 "bp": 114.125, // Bid Price
18 "bs": 100, // Bid Size
19 "ax": "7", // Ask Exchange ID
20 "ap": 114.128, // Ask Price
21 "as": 160, // Ask Size
22 "c": 0, // Quote Condition
23 "t": 1536036818784 // Quote Timestamp ( Unix MS )
24}
25
26// Stocks Aggregate:
27{
28 "ev": "AM", // Event Type ( A = Second Agg, AM = Minute Agg )
29 "sym": "MSFT", // Symbol Ticker
30 "v": 10204, // Tick Volume
31 "av": 200304, // Accumulated Volume ( Today )
32 "op": 114.04, // Today's official opening price
33 "vw": 114.4040, // VWAP (Volume Weighted Average Price)
34 "o": 114.11, // Tick Open Price
35 "c": 114.14, // Tick Close Price
36 "h": 114.19, // Tick High Price
37 "l": 114.09, // Tick Low Price
38 "a": 114.1314, // Tick Average / VWAP Price
39 "s": 1536036818784, // Tick Start Timestamp ( Unix MS )
40 "e": 1536036818784, // Tick End Timestamp ( Unix MS )
41}
We provide 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.
Amazon.com Inc is an online retailer. The Company sells its products through the website which provides services, such as advertising services and co-branded credit card agreements. It also offers electronic devices like Kindle e-readers and Fire tablets.
1// Company Profile:
2{
3 "logo": "https://s3.polygon.io/logos/amzn/logo.png",
4 "listdate": "1997-05-15",
5 "cik": "1018724",
6 "bloomberg": "EQ0021695200001000",
7 "lei": "ZXTILKJKG63JELOEG630",
8 "sic": 5961,
9 "country": "usa",
10 "industry": "Retail - Apparel & Specialty",
11 "sector": "Consumer Cyclical",
12 "marketcap": 791855354928,
13 "employees": 566000,
14 "phone": "+1 206 266-1000",
15 "ceo": "Jeffrey P. Bezos",
16 "url": "http://www.amazon.com",
17 "description": "Amazon.com Inc is an online retailer. The Company sells
18 its products through the website which provides services, such as
19 advertising services and co-branded credit card agreements. It also
20 offers electronic devices like Kindle e-readers and Fire tablets.",
21 "exchange": "Nasdaq Global Select",
22 "name": "Amazon.com Inc.",
23 "symbol": "AMZN",
24 "exchangeSymbol": "NGS",
25 "hq_address": "410 Terry Avenue North Seattle WA, 98109-5210",
26 "hq_state": "WA",
27 "hq_country": "USA",
28 "type": "CS",
29 "tags": [
30 "Consumer Cyclical",
31 "Specialty Retail",
32 "Retail - Apparel & Specialty"
33 ],
34 "similar": [
35 "MSFT",
36 "COST",
37 "EBAY",
38 "WMT",
39 "GOOGL"
40 ],
41 "active": true
42}
43
Examples to get you up and running in Go, Nodejs, Python, C# and more on our Github.
Tick by tick data with low latency over TCP using standardized protocols.
Structured, versioned JSON RESTful APIs allow you to make requests using any coding language.