Nanex ~ 1-Apr-2014 ~ DWRE
1. DWRE Trades color coded by reporting exchange.
2. DWRE - Zooming in on 1 second of time. Red shading is NBBO crossed (best
bid > best ask).
3. DWRE - Zoomed into about 1/3 of a second, and showing NYSE quote spread and
trades (blue), and Nasdaq quote spread and trades (gray).
4. DWRE - same as chart above but showing NYSE (blue) and NY-ARCA (a.k.a. PACF