Yes, a user can add quantities to existing holdings by 

  • Navigating to Trade → Holdings page
  • Select the stock for which the quantity has to be added.
  • Tap on the Trade button on the Holding Details page and select the desired Exchange.
  • An order details page will be displayed, with all details pre-filled. The user needs to enter the desired quantity and price and click on the 'Review' button.
  • Review the details displayed on the Exit Summary page and slide the 'Swipe to submit order' slider button.
  • If you are not satisfied and want to change the input values, click on the back arrow in the upper left corner of the Order Summary page.
  • You will be redirected to the Order Entry page. Edit the details you wish to change and click on the 'Review' button.
  • Review the details displayed on the Order Summary page and slide the 'Swipe to submit order' slider button.
  • Once submitted, order requests will be placed and a confirmation screen will be shown.
  • Once an order is traded, the trade will be displayed under the Holdings page.