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Strategies & Market Trends : Waiting for the big Kahuna -- Ignore unavailable to you. Want to Upgrade?


To: Jaxax who wrote (9521)11/11/1997 9:03:00 PM
From: Haim R. Branisteanu  Read Replies (1) | Respond to of 94695
 
Usually it shows selling presure (big ask size) or buying presure (big bid size)but most of the time I realize that those are fictisious numbers which the market maker post just to move the market. If this happen in slow markets it's a way of stock manipulation.

Also many time the size is close to accurate and you get a real read of the tendecy.

Hope it helps,

Happy trading
Haim



To: Jaxax who wrote (9521)11/11/1997 9:17:00 PM
From: kas1  Respond to of 94695
 
bid/ask size refers to hundreds of shares that the best buyer is willing to trade, and the hundreds of shares that the best seller is willing to trade. if the best (lowest-priced) seller wants to sell more than the buyer wants to buy, then obviously the next seller will be at a sligthly lower price ("downtick"). etc etc.

so such an imbalance means that the price will settle somewhere other than where those imbalances are: usually above it if bid>ask, and below it if ask>bid. of course, in the real world, orders -- market as well as limit -- are coming in and out all the time, so the bid/ask size is of very limited value. i usually only use it to see where support and resistance is within a small intraday trading range. say i am trying to determine the trading range of stock x. say i see pretty even bid-asks, until the stock climbs to 100 -- then it's 1000 asks, 5 bids. obviously, lots of sellers at 100, so it's likely to be a ceiling. (often the case with "natural attractors" like 50, 100, etc)
short answer: it means nothing without context, and can mean a very limited something within the right context.