Python Developer - HFT Trading firm - Chicago, IL

Raymond Hettinger raymond.hettinger at
Sat Aug 21 19:32:19 CEST 2010

On Aug 21, 2:30 am, Lawrence D'Oliveiro <l... at geek-
central.gen.new_zealand> wrote:
> Wasn’t HFT an exacerbating factor in just about every major stockmarket
> downturn since, oh, 1987?

IMO, it was a mitigating factor.
HFT firms provide liquidity and help price discovery.
Investor sentiment is what drives rallys and crashes.


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