WSJ: Traders Question Value of Stock-Market Circuit Breakers

16 Mar 2020 In The News

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 In The News

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 In The News

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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