United Therapeutics Has Near-Perfect Composite Rating Decades of market research reveals that the market's biggest winners tend to have an RS Rating above 80 as they launch their biggest runs. Among its other key ratings United Therapeutics carries an 84 EPS Rating out of 99. It also boasts a terrific 96 Composite Rating. The Composite score combines five separate proprietary ratings into one. The best growth stocks have a Composite Rating of 90 or better. Additionally, it has a best-possible SMR Rating (sa ...