Nanex Research
Nanex ~ 05-Aug-2013 ~ SPY Lowest Volume Since 2007
On August 5, 2013, SPY recorded the lowest non-holiday volume since February 16, 2007.
August 5th also turned in a record high quote/trade ratio, as High Frequency Quote Spam
persists.
Charts below show daily counts of quotes, trades, shares and $dollar value traded, along with select ratios during regular trading hours in
SPY from January 3, 2005 through August 5, 2013.
* Chart 8, NBBO Price Changes: Note the log scale. Also note the significant increase starting the first quarter of
2007. We've written more about this.
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