The Goldman Sachs code case
In the blink of an eye
The alleged theft of Goldman Sachs' computer trading codes has put a spotlight on the lucrative world of algorithmic trading, where fortunes can be made or lost in milliseconds. Full Article
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Q&A with Matthew Goldstein
Did someone try to steal the Goldman Sachs secret sauce? The Reuters columnist who broke the story on the arrest of Sergey Aleynikov talks to Dan Burns about the latest developments and repercussions for Goldman's famous "black box" trading strategy. Video
News and analysis
All quiet at the Aleynikov McMansion
If only the fiber-optic cable wires beneath Sergey Aleynikov’s home could talk. The former Goldman Sachs programmer appears to have packed up with his wife and three daughters and left his home in North Caldwell, New Jersey. Blog
Web manager won't say if others saw Goldman code
Roopinder Singh, who runs file storage website xp-dev.com onto which purportedly stolen Goldman Sachs computer code was uploaded, has declined to say whether or not other people accessed the code. Full Article
Citadel sues former employees who set up Teza Tech
Citadel Investment Group, one of the world's most powerful hedge fund firms, sued Mikhail Malyshev and two other former employees for violating noncompete clauses. Full Article
Ex-Goldman programmer out on bail in theft case
Sergey Aleynikov, a former Goldman Sachs computer programmer accused of stealing secret trading codes from the investment bank, has been released from federal custody after posting bail. Full Article
NYSE says error, alleged Goldman breach unrelated
The New York Stock Exchange said there was no connection between an alleged security breach at Goldman Sachs and an error that dropped the big investment bank from a trading report the exchange issued last week. Full Article
Goldman spying suspect no boon to new Chicago firm
After following similar paths, Mikhail Malyshev may now regret having crossed paths with countryman Sergey Aleynikov, a computer programer he hired for his start-up firm who is now embroiled in one of the highest profile U.S. corporate espionage cases in years. Full Article
more from matthew goldstein
Matthew Goldstein is a Reuters columnist covering Wall Street firms, hedge funds and regulatory investigations. Blog
Quote
[B]ecause of the way this software interfaces with the various markets and exchanges, the bank has raised a possibility that there is a danger that somebody who knew how to use this program could use it to manipulate markets in unfair ways. 
Documents and videos
Citadel complaint
Citadel Investment Group files a lawsuit against former employees Mikhail Malyshev, Jace Kohlmeier and Matthew Hinerfeld for setting up their own firm, Teza Technologies. Document
Statement by Teza Technologies
The employer of Sergey Aleynikov after Goldman Sachs says he has been suspended without pay pending an investigation. Document
Bail hearing
Read the courtroom transcript of Aleynikov's bail hearing before U.S. District Court Magistrate Judge Kevin Fox. Document
FBI complaint
Read the court document alleging theft of trade secrets and transportation of stolen property by Sergey Aleynikov. (PDF) Document
YouTube videos
Watch a video of Aleynikov and his wife Elina in a 2008 ballroom dancing competition. Video
LinkedIn profile
View Aleynikov's resume on the social networking site LinkedIn, including his job description at Goldman Sachs. Learn More
