Recent content by zhchong

At IB you can specify destination exchange (arca,island,bats,...) in your order ticket; if unspecified IB uses "smart" routing that supposedly gets you the best execution.

stasbz, IB has two pricing plans, "flat rate" and "cost plus". You can choose the one that works best for you. For "flat rate" commission is always 50c per 100 shares. For "cost plus" commission varies based on your monthly trade volume (discount for >= 300,000 shares traded per month) and the...

How many of your trades end up with a few cents loss or roughly break-even after commission? I have been testing this method for a while. While I occasionally catch a few winners, most trades are fruitless. The really successful trades (>25c profit) are few and far between, generally no more...

Unfortunately it appears this restriction is enforced at the IB server. One workaround I found whenever I encounter this blank chart problem is to shut down TWS then immediately log back in. On a fast computer it only takes about 10 seconds to get back to trading.

I wonder if it has anything to do with IB's historical data limitations (also know as "throttling" or "pacing" rules). I usually open up a 2-day 5-min intraday chart window and manually enter symbols. It loads pretty fast but as soon as I go through more than 6 symbols in 30 seconds the chart...