Nasdaq Reports Network Disruption at Carteret Facility

The exchange is directing clients to alternative Chicago data feeds while it addresses technical issues.

Updated on Oct. 15, 2026 in Data Centers

Isometric editorial illustration of industrial fiber optic cabling and junction boxes, representing data infrastructure routing. — Nasdaq is rerouting market data feeds to its Chicago facility following a network disruption at its primary New Jersey data center. AI Illustration. Upload story photo >

Live Poll

Do you trust the reliability of financial market data systems for daily trading?

Nasdaq is currently experiencing a network disruption affecting multiple multicast data groups originating from its Carteret, New Jersey data center. The exchange has advised market participants to switch to backup feeds provided through its Chicago facility.

Why it matters

The reliability of data feeds is critical for maintaining consistent market activity and accurate price reporting across financial exchanges. By providing a secondary routing option, the exchange aims to mitigate operational impact on trading systems.

The disruption impacts multicast data feeds generated at the Carteret, New Jersey facility. Clients are currently routed to backup infrastructure located in Chicago to maintain data flow.

The players

Nasdaq

This is a global technology company that provides trading, clearing, exchange technology, regulatory, and public company services.

The details

Nasdaq confirmed the technical issues and initiated contingency protocols for data delivery. The organization is managing the routing transition while addressing the network failure within the affected data center cluster.

October 15, 2026: Nasdaq reported the active network disruption.

The Tech Race

This incident highlights the vital need for geographic redundancy in high-speed financial data infrastructure. As exchanges migrate toward decentralized hardware configurations, the ability to shift loads between sites like Carteret and Chicago remains a critical competitive requirement.

Market participants and software developers relying on real-time data streams may need to update their routing configurations to utilize the Chicago feeds. Ensuring connectivity to the alternative endpoints is essential for maintaining accurate order flow and data latency requirements.

The takeaway

Reliable market connectivity depends on active failover systems that allow for seamless switching between disparate physical locations. Firms should ensure their technical architecture is fully integrated with these backup nodes to avoid interruptions during unexpected outages.