Stephan

About Stephan Theron

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So far Stephan Theron has created 96 blog entries.

J. Brian Schaer, USA Securities

Testimonials|

“In today’s marketplace, there is no room for error, data omission, latency or excuses when it comes to market data. After we had been a customer of Hyperfeed for five years and S&P Comstock for two, I had come to the realization that to get market data “right”, I was [...]

Steve Belknap, Nirvana Systems

Testimonials|

“For over a dozen years we have relied on the backend technology of NxCore – now powered by financial data from QUODD – to deliver real-time low latency stock and option price quotes to our demanding customer base. Bottom line, IT WORKS day in day out. The elegant data compression [...]

eMini Algo Disaster in Jan-2008

Research|

Nanex ~ 25-Mar-2013 ~ eMini Algo Disaster on 14-Jan-2008 On January 14, 2008, in the early hours of trading, prices of the March 2008 eMini (ES) futures contract began oscillating rapidly. After about 4 seconds and 100 oscillations, the price swings widened to the equivalent of about 400 points on [...]

Disrupting Markets

Research|

Nanex ~ 14-Mar-2013 ~ Disrupting Markets One way to measure whole-market intraday volatility is by summing the changes in the NBBO (National Best Bid/Offer) in all stocks. The animation below shows changes to the NBBO Spread each second in NMS Stocks over a 9 minute period around noon (ET) between [...]

Chicago PMI Trading Frenzy

Research|

Nanex ~ 28-Feb-2013 ~ The Chicago PMI Trading Frenzy According to Bloomberg, the Chicago PMI numbers are released at 9:45:00 ET. For a fee, you can elect to receive the data 3 minutes earlier, and according to our data, those that do, are a powerful force in the market. The charts [...]

Dangerous Order Types

Research|

Nanex ~ 15-Nov-2012 ~ Dangerous Order Types One of the best things you can do to minimize latency on a network is to make sure you don't send more information than it can carry. This basic common sense seems to be lost on the exchanges and regulators. Take Direct Edge's [...]

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