Grad school classes yes - degrees(not sure). Any grad level class using John Hull's or Robert McDonald's books on derivatives could benefit you. Or you could just check the book out at the library and then decide. McDonald's is what I prefer.
You can take his class(es) at Northwestern, but the book is widely used in MBA and other grad programs.
Why you want to spend up time and money for stock trading. Take a decent and well reviewed mentor ship program for $3000 or so which run for 3 month or more. Stock trading is learned on own self via screen time and research. Even simulated trading does not come near to real time deals. In the spare time youtube university is always there with tonnes of good seminars and training videos.
They teach Graham and Dodd and that will always work long term but none of us on ET have the patience for it.
There is absolutely no university that offers degree in trading. Answer is very simple; Trading is very simple. You just need to know + and - and abc to z and basic computer usage. You just need to have about 10 years of education and that should suffice. In fact, the more educated you are, the worse trader you will be. You don't need to know all those complex mathematical formula like Navier Strokes equation, Euler formula, or complex medical Septal Myectomy, Bariatric surgeries/Gastric bypass, Thoracic Aortic Dissection Repair ...