Nasdaq ISE Boots GPS Service: Time to Rethink Trading Ticks
Published Date: 11/21/2025
Notice
Summary
Nasdaq ISE is dropping its special GPS antenna service that helped customers keep super-accurate time for their trading systems at its Carteret, NJ data center. This change affects anyone using the Exchange’s co-location services and takes effect right away, with no extra costs or fees involved. Basically, if you relied on their GPS timing, you’ll need to find another way to sync up your clocks.
Analyzed Economic Effects
2 provisions identified: 1 benefits, 1 costs, 0 mixed.
Dedicated GPS Antenna Service Removed
If you colocate servers at Nasdaq ISE's Carteret, NJ data center and use a dedicated GPS antenna, you can no longer order that service as of September 30, 2025. Existing dedicated GPS service will stop on April 1, 2026, and all dedicated antennas must be removed by that date.
Shared GPS Option and Fee Details
You can continue to get GPS timing from Nasdaq ISE via the shared GPS antenna option; firms may request the shared service as an alternative. The filing states the shared installation fee is $900 and the monthly fee is $600; the dedicated installation fee was $1,500 and its monthly fee was $600, and about 49% of co-location customers subscribe to some GPS service.
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