A paper by Citadel Securities, NYSE, Nasdaq, MIAX, MEMX, and BOX says exchanges can provide an additional layer of protection on top of broker-dealers' own risk controls.
September 13, 2021Common issues that have compounded the impact of recent outages continue to be largely overlooked by some exchanges.
June 25, 2021Jamil Nazarali at Citadel Securities explains what ever-increasing speeds for issuing and canceling orders tell us about today’s market structure.
July 28, 2020Platform testing will begin on 29 June, followed by member certification and user acceptance tests, ahead of a 4 September launch date.
June 2, 2020Backed by some of Wall Street's largest financial institutions, MEMX says it will offer a less expensive exchange model; fewer, less complex order types; and a basic market data feed.
May 7, 2020Citadel Securities has agreed to pay almost $100mn to settle charges that its algorithmic trading disrupted the market during the 2015 market correction.
January 21, 2020KRX found that over an eight-month period, Merrill Lynch's Seoul branch engaged in 6,220 high-frequency trades on behalf of a foreign hedge fund.
July 17, 2019KRX probe to determine if Citadel's HFT algorithm breached fair trade rules; Merrill Lynch reprimand to be decided following alleged market disruption.
June 12, 2019