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Ask Our Pros: Who Knows the Short Interest

Alan Farley answers a reader question about data that find a wide, if delayed, audience.
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Is there any reason the short interest on a


-traded stock takes more than a month to appear? And who has this information in the time before it is reported?

-- W.A.

Alan Farley:

The Nasdaq exchange has the information and chooses to release it only once a month. The exchange gathers its data using a mid-month settlement date on each issue, and releases the report about 10 days later.

Alan Farley is a professional trader and author of

The Master Swing Trader

. Farley also runs a Web site called, an online resource for trading education, technical analysis and short-term investment strategies. Under no circumstances does the information in this column represent a recommendation to buy or sell stocks. Farley appreciates your feedback;

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