The SIREN FX 5-minute Proxy Reference provides a lower cost FX data alternative to other incumbent providers, additionally our regulated 20-minute FX Benchmark is innovative and based on independent prices using an optimal execution methodology.
We empower institutional asset owners to achieve cost-effective, transparent, and fair outcomes in foreign exchange - especially when it matters most.
We believe that the FX industry should work for the end client, not against them.
We exist to restore trust, reduce costs, and provide clarity in one of the most opaque areas of financial markets.



 
  
  
  
  
  
  
 
The foreign exchange market moves fast—so should your knowledge. Our FX blog delivers sharp, compelling insights in bite-sized reads, helping you stay informed without the noise. From market trends and observations, we break down what matters most, including key moments like the 4PM Fix—a critical window where currency prices can shift rapidly. Whether you're trading, hedging, or just staying informed, understanding these movements can give you an edge.
* SIREN FX is published by NCFX who are regulated and authorised as a benchmark administrator by the Financial Conduct Authority.
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