Nanex Research
Nanex ~ 01-Oct-2012 ~ That Constant Buzzing Noise
In the first hour of October 1, 2012, the symbol DAIO had 179,890 quotes and 1 trade.
Note the lower panel in the charts below which shows stacked bars depicting the quote
rate from each exchange..
1. DAIO 5 second interval chart showing bids and asks color coded by exchange.
Note how EDGE and EDGX have almost exactly the same number of quotes (34,848 and 34,826)
2. DAIO 1 second interval chart showing bids and asks color coded by exchange
EDGE, EDGX, and PACF have almost exactly the same number of quotes.
3. DAIO 1 second interval chart showing bids and asks color coded by exchange
BATY, EDGE, EDGX, and PACF have almost exactly the same number of quotes.
4. DAIO 1 second interval chart showing bids and asks color coded by exchange
A pause 8 minutes before the 10am news, and resumption 8 minutes after.
5. DAIO 1 second interval chart showing bids and asks color coded by exchange
6. DAIO 25 millisecond interval chart showing bids and asks color coded by exchange
7. DAIO 25 millisecond interval chart showing bids and asks color coded by exchange
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