Thanks, that's what I was thinking. Yes, splitting the penny and evaluating in real time the price at every single penny for 5 hours a day. Basically picking up $20 bills all day long. It's a lot of work and very fast paced! :)
So I have been trading at Schwab using market orders only in quantities of 1,000 to 2,500 shares usually trading AAL and HAL. I had been getting exceedingly good execution consistently since July, then at the beginning of Feb in my taxable account and today in my Roth it's like I got put in...