PolygonIO Outage History

PolygonIO is up right now

PolygonIO had 51 outages in the last 2 years totaling 387h 7m of downtime — averaging 2.1 incidents per month.

There were 51 PolygonIO outages since June 8, 2025 totaling 387h 7m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://polygonstatus.com

Major December 24, 2025

Forex Partial Outage

Detected by Pingoru
Dec 24, 2025, 06:35 PM UTC
Resolved
Dec 24, 2025, 07:56 PM UTC
Duration
1h 21m
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 3 updates
  1. investigating Dec 24, 2025, 06:35 PM UTC

    We are currently investigating this issue.

  2. investigating Dec 24, 2025, 07:55 PM UTC

    We are continuing to investigate this issue.

  3. resolved Dec 24, 2025, 07:56 PM UTC

    This incident has been resolved.

Read the full incident report →

Major December 22, 2025

Options Snapshot Chain with intermittent responses

Detected by Pingoru
Dec 22, 2025, 03:41 PM UTC
Resolved
Dec 22, 2025, 05:06 PM UTC
Duration
1h 24m
Affected: Market Data REST Endpoints
Timeline · 2 updates
  1. investigating Dec 22, 2025, 03:41 PM UTC

    We are currently investigating this issue.

  2. resolved Dec 22, 2025, 05:06 PM UTC

    This incident has been resolved.

Read the full incident report →

Major December 11, 2025

Options Snapshot and Options Chain endpoints are unavailable

Detected by Pingoru
Dec 11, 2025, 03:20 PM UTC
Resolved
Dec 11, 2025, 05:09 PM UTC
Duration
1h 49m
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 3 updates
  1. investigating Dec 11, 2025, 03:20 PM UTC

    We are currently investigating this issue.

  2. monitoring Dec 11, 2025, 03:49 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Dec 11, 2025, 05:09 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor December 5, 2025

Missing UTP Trade Data from 12/04/2025 (4:00 PM ET)

Detected by Pingoru
Dec 05, 2025, 06:30 PM UTC
Resolved
Dec 06, 2025, 01:19 PM UTC
Duration
18h 48m
Affected: Market Data REST EndpointsMarket Data WebSocket ChannelsMarket Data Flat Files
Timeline · 2 updates
  1. identified Dec 05, 2025, 06:30 PM UTC

    We have identified missing trades for UTP securities affecting the 4:00 PM ET market close on December 4, 2025. The team is currently backfilling this data. Full restoration is scheduled for completion at midnight (12:00 AM ET) on 12/06/2025. We apologize for the inconvenience.

  2. resolved Dec 06, 2025, 01:19 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor December 5, 2025

Website Outage

Detected by Pingoru
Dec 05, 2025, 12:04 AM UTC
Resolved
Dec 05, 2025, 12:17 AM UTC
Duration
13m
Affected: Market Data REST Endpoints
Timeline · 2 updates
  1. identified Dec 05, 2025, 12:04 AM UTC

    The issue has been identified and a fix is being implemented.

  2. resolved Dec 05, 2025, 12:17 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor November 14, 2025

Increased Options Quotes Latency

Detected by Pingoru
Nov 14, 2025, 07:46 PM UTC
Resolved
Nov 18, 2025, 04:22 PM UTC
Duration
3d 20h
Affected: Market Data REST Endpoints
Timeline · 2 updates
  1. identified Nov 14, 2025, 07:46 PM UTC

    The issue has been identified and a fix is being implemented.

  2. resolved Nov 18, 2025, 04:22 PM UTC

    This incident has been resolved.

Read the full incident report →

Major November 10, 2025

Aggregate Data missing on 11-07-25 on some endpoints

Detected by Pingoru
Nov 10, 2025, 04:10 PM UTC
Resolved
Nov 10, 2025, 11:43 PM UTC
Duration
7h 32m
Affected: Market Data REST Endpoints
Timeline · 3 updates
  1. investigating Nov 10, 2025, 04:10 PM UTC

    We are currently investigating this issue.

  2. identified Nov 10, 2025, 08:57 PM UTC

    The issue has been identified and a fix is being implemented.

  3. resolved Nov 10, 2025, 11:43 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor November 7, 2025

Option Quote latency may lead to late responses

Detected by Pingoru
Nov 07, 2025, 05:02 PM UTC
Resolved
Nov 07, 2025, 07:47 PM UTC
Duration
2h 45m
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 2 updates
  1. identified Nov 07, 2025, 05:02 PM UTC

    We've identified an issue that is causing Option Quotes data to be processed with a delay. Our team is working on implementing a fix.

  2. resolved Nov 07, 2025, 07:47 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor November 4, 2025

Options Open Interest Not Updating from v3/snapshots

Detected by Pingoru
Nov 04, 2025, 04:51 PM UTC
Resolved
Nov 05, 2025, 04:37 PM UTC
Duration
23h 46m
Affected: Market Data REST Endpoints
Timeline · 2 updates
  1. identified Nov 04, 2025, 04:51 PM UTC

    The issue has been identified and a fix is being implemented.

  2. resolved Nov 05, 2025, 04:37 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor October 30, 2025

Primary webpage is inaccessible because of a certificate error

Detected by Pingoru
Oct 30, 2025, 05:56 PM UTC
Resolved
Oct 30, 2025, 06:14 PM UTC
Duration
18m
Affected: Market Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsFutures REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsFutures WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsFutures Flat FilesMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat Files
Timeline · 2 updates
  1. investigating Oct 30, 2025, 05:56 PM UTC

    We are currently investigating this issue.

  2. resolved Oct 30, 2025, 06:14 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor October 27, 2025

Increased latency for the Options Endpoint

Detected by Pingoru
Oct 27, 2025, 04:16 PM UTC
Resolved
Oct 27, 2025, 07:22 PM UTC
Duration
3h 5m
Affected: Market Data REST Endpoints
Timeline · 2 updates
  1. investigating Oct 27, 2025, 04:16 PM UTC

    We are currently investigating this issue.

  2. resolved Oct 27, 2025, 07:22 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor October 2, 2025

Increased Latency and intermittent Timeouts on requests

Detected by Pingoru
Oct 02, 2025, 09:08 PM UTC
Resolved
Oct 03, 2025, 07:40 PM UTC
Duration
22h 31m
Affected: Market Data REST EndpointsMarket Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsMarket Data WebSocket ChannelsMarket Data WebSocket Channels
Timeline · 4 updates
  1. investigating Oct 02, 2025, 09:08 PM UTC

    We are currently investigating this issue.

  2. identified Oct 02, 2025, 09:57 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Oct 02, 2025, 11:10 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Oct 03, 2025, 07:40 PM UTC

    This incident has been resolved.

Read the full incident report →

Major August 26, 2025

NOT ENTITLED or NOT FOUND returned for valid tickers using the Universal Snapshot endpoint

Detected by Pingoru
Aug 26, 2025, 04:01 PM UTC
Resolved
Aug 26, 2025, 06:27 PM UTC
Duration
2h 26m
Affected: Market Data REST Endpoints
Timeline · 6 updates
  1. investigating Aug 26, 2025, 04:01 PM UTC

    We are investigating and issue where valid Options Contracts queried through the `v3/snapshot` endpoint return NOT ENTITLED. At the moment, it appears isolated to this single endpoint for Options.

  2. identified Aug 26, 2025, 04:21 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Aug 26, 2025, 04:56 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. investigating Aug 26, 2025, 05:06 PM UTC

    The issue with Options is resolved but we are aware their are now issues with certain delayed products using the Universal Snapshot endpoint for stocks.

  5. monitoring Aug 26, 2025, 05:16 PM UTC

    A fix has been implemented and we are monitoring the results.

  6. resolved Aug 26, 2025, 06:27 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 14, 2025

NOT_ENTITLED Error for Some /v3/snapshot Options Queries

Detected by Pingoru
Aug 14, 2025, 03:03 PM UTC
Resolved
Aug 15, 2025, 03:12 PM UTC
Duration
1d
Affected: Market Data REST Endpoints
Timeline · 5 updates
  1. investigating Aug 14, 2025, 03:03 PM UTC

    We are currently investigating an issue where some available option contracts are showing NOT_ENTITLED when queried using the /v3/snapshot endpoint.

  2. investigating Aug 14, 2025, 04:27 PM UTC

    We are continuing to investigate various areas to help identify the issue.

  3. identified Aug 14, 2025, 05:18 PM UTC

    The issue has been identified and a fix is being implemented.

  4. monitoring Aug 14, 2025, 05:37 PM UTC

    A fix has been implemented and we are monitoring the results.

  5. resolved Aug 15, 2025, 03:12 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 13, 2025

Crypto: Bitfinex feed disruption

Detected by Pingoru
Aug 13, 2025, 11:38 PM UTC
Resolved
Aug 14, 2025, 01:08 PM UTC
Duration
13h 30m
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 4 updates
  1. identified Aug 13, 2025, 11:38 PM UTC

    Due to an issue with an upstream provider, the Bitfinex crypto feed is unavailable at this time.

  2. identified Aug 13, 2025, 11:48 PM UTC

    An upstream provider, Bitfinex, is currently experiencing issues. This results in a reduced live feed of crypto data for both the API and websockets.

  3. monitoring Aug 14, 2025, 02:21 AM UTC

    The live crypto feed from Bitfinex has been restored. We will continue to monitor its status and provide updates, if needed.

  4. resolved Aug 14, 2025, 01:08 PM UTC

    This incident has been resolved.

Read the full incident report →

Major August 10, 2025

Partial Data Unavailability for 2025-08-07 and 2025-08-08

Detected by Pingoru
Aug 10, 2025, 05:17 PM UTC
Resolved
Aug 11, 2025, 05:28 PM UTC
Duration
1d
Affected: Market Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data Flat FilesMarket Data Flat Files
Timeline · 6 updates
  1. investigating Aug 10, 2025, 05:17 PM UTC

    We are aware of an issue with Stock Aggregates being unavailable through the REST API, as well as missing Stock Minute Aggregates Flatfiles for the following dates: - Thursday, August 8th - Friday, August 9th We are actively investigating these issues.

  2. investigating Aug 10, 2025, 06:26 PM UTC

    As we continue to investigate the issue we have identified other asset classes affected for dates previously mentioned dates (2025-08-07 and 2025-08-08). The current REST endpoints impacted are as follows: - Stock Aggregates - Stock Quotes - Stock Trades - Indices Minute & Hours Aggregates - Cryopto Trades - Forex Quotes The current Flatfiles impacted are as follows: - Stock Minute Aggregates Flatfile - Crypto Trades Flatfile - Crypto Minute Aggregates Flatfiles - Crypto Day Aggregates Flatfiles We appreciate your patience while we continue to work towards a resolution.

  3. identified Aug 10, 2025, 06:35 PM UTC

    The issue has been identified and we are actively working on restoring the impacted data.

  4. identified Aug 10, 2025, 11:03 PM UTC

    We have implemented a mitigation to return data to the REST endpoints. We are actively working on restoring data and regenerating flatfiles.

  5. monitoring Aug 11, 2025, 01:08 PM UTC

    Flatfiles have been restored and we have seen no other disruptions in the previously affected REST endpoints since the mitigations were put in place yesterday evening (2025-08-11).

  6. resolved Aug 11, 2025, 05:28 PM UTC

    This incident has been resolved.

Read the full incident report →

Major August 7, 2025

Historic Stock Trades

Detected by Pingoru
Aug 07, 2025, 10:13 PM UTC
Resolved
Aug 08, 2025, 01:46 AM UTC
Duration
3h 32m
Affected: Market Data REST Endpoints
Timeline · 4 updates
  1. investigating Aug 07, 2025, 10:13 PM UTC

    We are aware of an issue causing intermittent 500 responses when querying for historical stock trades, and are actively investigating.

  2. identified Aug 07, 2025, 11:17 PM UTC

    The issue has been identified and we are currently working on a resolution.

  3. monitoring Aug 08, 2025, 01:15 AM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Aug 08, 2025, 01:46 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical August 7, 2025

Permission Errors when trying to access data

Detected by Pingoru
Aug 07, 2025, 12:56 PM UTC
Resolved
Aug 07, 2025, 04:39 PM UTC
Duration
3h 43m
Affected: Market Data REST EndpointsReference Data REST EndpointsMarket Data WebSocket ChannelsMarket Data Flat Files
Timeline · 3 updates
  1. investigating Aug 07, 2025, 12:56 PM UTC

    We are currently seeing an issue where some users are unable to access our services are incorrectly being told that they do not have access. This problem is being investigated.

  2. monitoring Aug 07, 2025, 03:13 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Aug 07, 2025, 04:39 PM UTC

    This incident has been resolved.

Read the full incident report →

Major August 1, 2025

Options WebSocket's intermittent connection problems

Detected by Pingoru
Aug 01, 2025, 04:27 PM UTC
Resolved
Aug 04, 2025, 07:05 PM UTC
Duration
3d 2h
Affected: Market Data WebSocket Channels
Timeline · 3 updates
  1. identified Aug 01, 2025, 04:27 PM UTC

    The issue has been identified and a fix is being implemented.

  2. monitoring Aug 01, 2025, 04:58 PM UTC

    Connection issues are no longer occurring.

  3. resolved Aug 04, 2025, 07:05 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor July 31, 2025

Bitfinex feed is down

Detected by Pingoru
Jul 31, 2025, 01:46 AM UTC
Resolved
Jul 31, 2025, 02:36 AM UTC
Duration
50m
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 2 updates
  1. identified Jul 31, 2025, 01:46 AM UTC

    Due to an upstream provider, the Bitfinex crypto feed is down.

  2. resolved Jul 31, 2025, 02:36 AM UTC

    This incident has been resolved.

Read the full incident report →

Major July 30, 2025

Degraded options quotes data

Detected by Pingoru
Jul 30, 2025, 03:19 PM UTC
Resolved
Jul 30, 2025, 03:33 PM UTC
Duration
13m
Affected: Market Data REST EndpointsReference Data REST EndpointsMarket Data WebSocket Channels
Timeline · 4 updates
  1. investigating Jul 30, 2025, 03:19 PM UTC

    Degraded performance for options quotes data from an upstream provider.

  2. investigating Jul 30, 2025, 03:19 PM UTC

    We are continuing to investigate this issue.

  3. identified Jul 30, 2025, 03:24 PM UTC

    OPRA is failing over: https://www.nyse.com/siac/opra/alerts#110000950483

  4. resolved Jul 30, 2025, 03:33 PM UTC

    OPRA failed over to a secondary data center and all lines are back up.

Read the full incident report →

Minor July 23, 2025

Inaccurate OHLCV for some tickers

Detected by Pingoru
Jul 23, 2025, 08:54 PM UTC
Resolved
Jul 25, 2025, 02:15 PM UTC
Duration
1d 17h
Affected: Market Data REST EndpointsMarket Data WebSocket Channels
Timeline · 2 updates
  1. identified Jul 23, 2025, 08:54 PM UTC

    We've identified an issue affecting some tickers where OHLCV values are inaccurate for the market day of 07/23/2025. This issue will self-resolve when the market day rolls over to 07/24/2025 at midnight Eastern Time. We're working to backfill the correct data for 07/23/2025, and it will be available starting at midnight Eastern Time on 07/25/2025.

  2. resolved Jul 25, 2025, 02:15 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor June 23, 2025

Services went offline

Detected by Pingoru
Jun 23, 2025, 09:05 PM UTC
Resolved
Jun 23, 2025, 09:07 PM UTC
Duration
2m
Affected: Market Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsReference Data REST EndpointsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data WebSocket ChannelsMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat FilesMarket Data Flat Files
Timeline · 2 updates
  1. monitoring Jun 23, 2025, 09:05 PM UTC

    A fix has been implemented and we are monitoring the results.

  2. resolved Jun 23, 2025, 09:07 PM UTC

    This incident has been resolved.

Read the full incident report →

Major June 20, 2025

Trades Endpoints Returning 502s Stocks

Detected by Pingoru
Jun 20, 2025, 08:45 PM UTC
Resolved
Jun 20, 2025, 09:35 PM UTC
Duration
49m
Affected: Market Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST EndpointsMarket Data REST Endpoints
Timeline · 4 updates
  1. investigating Jun 20, 2025, 08:45 PM UTC

    We are currently investigating this issue.

  2. identified Jun 20, 2025, 09:04 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Jun 20, 2025, 09:15 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Jun 20, 2025, 09:35 PM UTC

    This incident has been resolved.

Read the full incident report →