That's also what i think practical. But how do you decide the margin btw Ask and price you quote?
In a volatile market, for example, a stock normally have 1 cent spread between bid and ask, but when a news about this stock comes, the market is...
I trade by ip api, does anyone knows the delay time of bid/ask data from tickPrice and updateMktDepth. It seems tickPrice is snapShot data...
We'd better find the error and correct it by program automatically, it isn't practical to maintain the database with 7000 stocks by your hands and...
Hi, Recently I find there will be a lot of mistakes in history data offered by yahoo or ib if you download data regularly, (for example, if you...
Hi, Recently I find there will be mistakes in history data offered by yahoo or ib if you download data regularly, (for example, if you download...
Hi, I'm not talking about commission. I'm developing an algorithm, according to which I buy/sell 200 shares of "C" at 11 am each day, but...
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