Why would TDA cut off API access when you upgrade to a PM account? Isn't PM account just a change of risk profile and margin requirement? I...
There's a bit of terminology mix-up here. Direct access to a specific exchange like the BAT, CBOE or ISE etc..... Smart - the system picks,...
Not sure about price improvement. But apparently IB can fill each leg of a spread independently among different exchanges is a winner to me. The...
Anybody use thinkorswim's Direct Access Routing? I've always use BEST (Smarting Routing). Lately, I've been having trouble getting filled....
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