WSJ: Traders Question Value of Stock-Market Circuit Breakers

16 Mar 2020

Decades of little-noticed efforts to build guardrails for wild market moves have gotten a rare workout in recent days as circuit breakers have repeatedly halted trading in all U.S. stocks, most recently on Monday morning.

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Blog: Does SIAC’s Recent Channel Rebalance Leave Tesla Exposed?

12 Mar 2020

On December 5 of last year, OPRA processor SIAC announced its biannual symbol redistribution plan, with an effective date of March 9, 2020. With these rebalances, SIAC attempts to best utilize the capacity of its 48 multicast lines, which is prudent and without a doubt …

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Markets Media: Stock Swoon Tests Market Structure

09 Mar 2020

Global stocks fell hard amid a flight to safety, but mechanisms that enable institutions to buy and sell generally did their jobs under the strain of heavy volume and volatility.

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WatersTechnology: SEC Taps MayStreet to Replace Thesys as Midas Operator

07 Nov 2019

US regulator the Securities and Exchange Commission has appointed New York-based market data technology provider MayStreet to run its Market Information Data Analytics System (Midas), which collects and analyzes US equities data to understand market movements and trends.

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HFMTechnology: SEC Adds MayStreet as Market Data Provider for MIDAS

07 Nov 2018

The SEC has added MayStreet as the market data provider for Midas (the Market Information Data Analytics System). The firm typically serves quant hedge funds, asset managers, prop traders, as well as sell-side firms.

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