Research finds effects are mixed, but HFT boosts systemic risk, costs
Profitable crypto, FX trades allocated to proprietary accounts over investor pools
Regulator approves exchanges proposed generic listing standards
Trade group says extended trading brings risks alongside rewards
Exchange seeks comment on new co-location offering
Exchange asks SEC to allow digital versions on existing platform
FCA investigating possible competition concern in data access
FCA approves exchange's plan for a new platform for private equity trading
Regulator finds "directed IOI" order type violates market access principle
Canadian exchanges among foreign venues expanding role in Aussie markets