How To Sell Stock On Thinkorswim Desktop. I've done this a whole bunch of times, and set my default method to lifo. In this thinkorswim tutorial, coach g.
How you can get a great fill on an option using a contingent order and not have to be in front of the computer. You can change the default method used on tdameritrade, or you can change any sale during the t+1 settlement day to another tax lot method, under cost basis on tdameritrade's site. If you have no position in apple, as you can see we have no position in apple, but you want to short sell this stock.