To add both the stock symbol and the primary exchange in the Financial Instrument Column in TWS:
- Click the Edit menu followed by Global Configuration
- On the left hand side, click on Display
- Choose Ticker Row
- In the right side of the window go to the Home Exchange section and make sure the Home Exchange Group field is blank. If there is something in the Home Exchange Group field you have to remove it by clicking on Configure. In the pop-up click on Clear at the bottom, then click OK.
- Save your changes by clicking Apply and OK at the bottom of the pop-up.