Merck (MRK) Halal Report Card

Is Merck Stock Halal?

Is Merck (MRK) Halal to invest in?
To answer this question, we consider:
1. How much of Merck (MRK) revenue comes from haram?
2. Does Merck (MRK) rely on riba to operate?
3. What is Merck (MRK) ESG impact?