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Strategies & Market Trends : A Simple List of General Do's & Dont's of Trading:

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To: Arthur Tang who wrote (523)2/16/1998 11:33:00 AM
From: Arthur Radley  Read Replies (1) of 769
 
Arthur,
Could you explain the following MM action in a stock? A stock trades all day with the bid/ask separated by 1/8 point. However, after the market closes the bid/ask gaps to as much as a 1/2 point. Why this change after the market closes?
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