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Non-Tech : Meet Gene, a NASDAQ Market Maker
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To: gene_the_mm who wrote (825)8/27/2000 10:51:02 PM
From: dannobee  Read Replies (1) of 1426
 
Open interest is the number of contracts in a given class (calls OR puts), and series (same strike price and exp date) capable of being offset by closing transactions at a given time. It's the total number of short OR long positions (not the total of both).

Hope this helps
Danno
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