100 > I need shares 200 > I need shares badly but don't take it down to get em 300 > Take the price down to get shares.... 400 > Trade it sideways based on Supply and Demand 500 > Gap one way or the other, usually to the direction of the 500 trade. Sometimes -if in the middle -keep the price right where it is
This clears another issue. Also notice the term "traders" in the definition for PTT. Making trades between themselves-only the MM's can do this so hopefully this clears up the other issue in question.
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