This is not an easy task that you're trying to achieve. While I cannot provide an answer, I can suggest some reading material that may help you...
Those updates are probably out of sequence, or they are marketable limits (should be followed immediately by an execution in that case)
Quanstart blog is an awesome resource, I've used it as a blue print for more than 1 component. Prof. Balch's class is also a great resource. It...
To answer this question we need more data. (pun intended)
Which statistical techniques have you found to be effective ?
the russell2k coming back to the CME sure is good news ! :D
Unicorn meat? [IMG]
if he loses $50 easily scalping 100 shares on a very liquid name like GE or INTC... why add any more risk? Initially they're expected to lose...
They usually control how much you're allowed to risk on a per day basis instead of controlling the buying power margin. This usually works with...
L2 on the futures is a lot cleaner than on the stocks...
daytradetheworld=swifttrade
You should start by reading Ernie Chan's book. It'll give you a good foundation, specially if you end up building your own system from scratch....
Good, or bad, who knows... as long as it brings volume to the stock... he's like Cramer on steroids... :D
the tick on the SPY is smaller, but it is constantly moving up and down by little bits when the ES is sitting at single price level. Depending on...
Consider that Pandas has a lot of C++ optimizations under the hood, it is not a coincidence that pandas is one of the strongest tools when it...
Separate names with a comma.