PolygonIO incident

Index minute and hour aggregate bars missing

Resolved after 8 hours 13 minutes, affecting Market Data REST Endpoints, on September 9, 2026.

identified Sep 09, 2026, 04:39 PM UTC

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

Started
Sep 09, 2026, 03:11 PM UTC
Resolved
Sep 09, 2026, 11:24 PM UTC
Duration
8h 13m
Detected by Pingoru
Sep 09, 2026, 03:11 PM UTC

Affected components

Market Data REST Endpoints

Update timeline

  1. investigating Sep 09, 2026, 03:11 PM UTC

    Beginning with the 3:15 AM ET session open on September 9, the v2 aggregates endpoint returns empty results for minute and hour bars on multiple index tickers. Second and daily index aggregates are unaffected, as are stocks, options, forex, and crypto.

  2. identified Sep 09, 2026, 04:39 PM UTC

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

  3. resolved Sep 09, 2026, 11:24 PM UTC

    This incident has been resolved.

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