Polygon.io

Aggregate Data API Improvements

We have been working on improving our Aggregate Pricing Data APIs and with that comes some corrections to existing behavior. The biggest change is how we handle the timespan parameters from and to

announcement

Polygon.io Announces $6M Series A to Fuel the Expansion of its Financial Data Platform

Polygon.io, a leading market data platform that allows developers to interface with the world's most accurate real-time and historical financial data, announced today that they have raised a $6M Series A financing led by e.ventures with participation from existing investor, Green Visor Capital.

announcement

Free Data APIs and a New Dashboard

Today we’re announcing two major updates to make Polygon.io even more accessible to developers: free data and a new developer dashboard for all polygon.io subscribers.Starting today all accounts will

announcement

Production Infrastructure Upgrades: Sunday, September 20, 2020

We will be upgrading our production infrastructure Sunday, September 20, 2020 @ 2:00 PM EST.

equities

Understanding Aggregate Bar Delays

Sometimes users reach out to us confused about why they receive an aggregate bar late or twice through our WebSocket feed. This behavior is intentional and designed for quality assurance purposes on our

equities

Understanding the SIPs

The Securities Information Processors (SIPs) link the U.S. markets by processing and consolidating all bid/ask quotes and trades from every trading venue into a single, easily consumed data feed.Founded more

Understanding Trade Eligibility

The conditions that are taken into consideration when creating aggregates...

announcement

Open Sourcing Docs & Issues

We've decided to open source our swagger docs and make issues public to encourage community participation, improve the documentation, and expedite issue resolution.GitHub Issueshttps://github.com/polygon-io/issuesThe goal of this repository

faq

Understanding Professional Status

U.S. exchanges require data vendors to collect and maintain personal and employment information for all Stock API data recipients.Non-professional subscriber — the information is licensed only for personal use.Professional subscriber — the

Our New HQ

Creating a space with the proper atmosphere is crucial for encouraging productivity and creativity. Our previous location at Atlanta Tech Village was an amazing beginning. It gave us everything a startup could ask

infrastructure

Server Upgrades

We've recently added a ton (literally) of additional hardware including entirely new racks, PDUs, and SSDs.

update

Client Library Updates

Hi everyone! Just wanted to give a brief update regarding the status of the Client Libraries we posted about a few months ago. Since we reached out to our community, several talented developers

announcement

Planned Maintenance: Sat Feb 22 @ 10:00 AM EST

We plan on upgrading production Kubernetes Saturday, February 22 at 10:00 AM EST.

Case Study: Bradley University

Market data is a driving factor in today’s world of finance. We are so often used to associating it with the corporate world, we sometimes forget the useful and important role it

maintence

Planned Maintenance: Cage Upgrades 01/17/2020 - 01/18/2020

We will be upgrading to a larger cage in the Equinix datacenter. There are many benefits to the move, however there will be some downtime required during the transition.

20 Startups to Watch in 2020

We are thrilled to have been selected for Atlanta Inno's top 20 startups to watch in 2020! Huge thanks to Atlanta Inno for awarding us and giving us recognition for the work we've

breaking

Action Required: V1 Aggregates, Historic Trades, and Historic Quotes APIs will be Deprecated on 01/01/2020

Our V1 Aggregates, Historic Trades, and Historic Quotes APIs will be deprecated by the end of this year in favor of V2 Aggregates, Historic Trades, and Historic Quotes APIs beginning 01/01/2020.

announcement

US Stock Market Data APIs for Businesses & Market Professionals

Introducing poly.feed: Access to real-time data from 5 top US stock exchanges & more.

announcement

Announcing V2 Tick API

We've made numerous improvements to our Tick API in the V2 update.

api

Contribute to Polygon's Developer Community

Get rewarded for contributing to polygon.io's developer community.

Success Story: Find My Fills

We are thrilled to announce Proof Trading’s launch of a new, powerful tool for visualizing market activity, findmyfills.com.

api

Trade ticks not matching Aggregates

Aggregates ( OHLCV ) are a little more complex to calculate than just min,max,sum. There are condition matrix tables you must adhere to in the CTA and UTP specifications.

breaking

Action Required: NATS Service will be Deprecated on 01/01/2020

Our NATS service will be deprecated by the end of this year in favor of WebSockets beginning 01/01/2020.

announcement

Networking Upgrades: 08/10/2019

We will be performing some networking upgrades this Saturday, August 10, 2019 from 00:00 to 12:00 ET. Please expect some downtime during these hours.

announcement

New MarketStatus APIs

We have introduced 2 new APIs to be used to determine the current and future market status. They also have the holidays for individual exchanges.

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