Reuters headline, citing an unnamed source:
- New York Attorney General subpoenas more than 6 high speed trading firms
- Seeks information on special relationships between exchanges and dark pools
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This: “Seeks information on special relationships between exchanges and dark pools” sounds promising. Market fragmentation, lack of market transparency, payment for order flow … yeah, let’s get that sorted.
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Added: New York prosecutor probes group of high-speed trading firms: source