low comission brokers

Usually I trade $1-5 stocks X5000
Trade is 300-400 times per month,
I am looking for low comission brokers,so far, I found lowtrades,
sogo investment.
If anyone knows other cheap brokers, please introduce me.

 

will you be actively trading or just position trading?

 

I will do daytrading actively!

 

haveYouLookedAt IB

 

I think IB is too expensive if trading much shares.