If you are an active trader why are you using IB's bundled rate of $2.40 a side? For ES, NQ and ER2 unbundled starts at $2.35, drops to $2.15 afer 300 sides and $1.80 after 1000 sides.
It is easy to find lower rates than IB. Velocity currently offers an all in rate of $1.99 a side with free...