Fortune 500 Company Ratings

The dataset contains the Profitability, Growth and Value ratings from seekingalpha.com along with the Health, Future, and Value ratings from simplywall.st for Fortune 500 Companies. Seeking Alpha provides letter ratings. Below we show how this was converted into a numerical form.

A+ 6
A 5.5
A- 5
B+ 4.5
B 4
B- 3.5
C+ 3
C 2.5
C- 2
D+ 1.5
D 1
D- 0.5
F 0