For the above-mentioned scenario, you can mention the buy price as 125 ( 100+150/2) and sell price as 200 ( since you have placed only 1 order) with quantity 1500. You will get the brokerage. As of now, you won’t able to check brokerage for multiple orders under the brokerage calculator. However, the maximum brokerage will remain as Rs 20 per executed order. You can refer to the contract note which you receive at the end of the day to check other charges.