chiguy has it completely correct. I was going to write more, but he pretty much nailed it. One must understand that these "hybrid" shops are a joke. In fact, there is a good chance that the sec/nasd is going to ban them altogether in the near future.
The short to the question asked is commissions. Plain and simple those firms make tons of money off of commissions. If anyone wants detailed numbers of cost of trades please say so.
The short to the question asked is commissions. Plain and simple those firms make tons of money off of commissions. If anyone wants detailed numbers of cost of trades please say so.