To create a watchlist on your CNBC account, please visit the link below:
https://www.cnbc.com/watchlist/
Once you have signed in, click the "Create New" button under the My Watchlists header.
You will then be taken to a page where you can name the watchlist. Enter your preferred name in the box and use the "Add Symbol" button to open a pop-up where you can search and add stocks to your list.