Commentary

Robert Schuessler
Traders Magazine Online News

A Smarter Monkey

In this contributed piece, TIM noted that some traders do better than others when using data that has been run through certain analysis - that is, have used some form of machine learning to assist them.

Traders Poll

In his first public speech, SEC Chair Jay Clayton deviated from his prepared remarks and offered his own "off the cuff" comments on market issues. Do you like this change of pace?




Free Site Registration

September 30, 2004

Suspicious Trading In Options Industry

By Gregory Bresiger

Proprietary options traders may be rigging prices in the week leading up to the expiration date, according to Professor Allen Poteshman at the University of Illinois at Urbana Champaign.

Poteshman recently finished a study that found that sometimes sellers buy and sell shares in an underlying stock to prevent the options from expiring. He adds that the study was presented to former SEC Chief Economist Lawrence Harris. The SEC declined comment.