Nanex Research
Nanex ~ 16-Apr-2013 ~ You Can't Tame HFT
1. DBEF - showing quotes (orders) color coded by exchange over 17 seconds of
time.
Note the price scale - from $24 to $50!
2. DBEF - showing trades color coded by exchange and NBBO spread (gray shading).
Someone successfully fooled an algo into over paying.
Nanex Research
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