Guerbet S.A. (GBT.PA) Stock Analysis & Winston Score
Guerbet is a French pharmaceutical company that specializes in contrast agents — special liquids injected into patients before medical scans like MRIs and CT scans to make images clearer. Its main products include Dotarem, a widely used MRI contrast agent, and various other imaging solutions sold to hospitals and radiology clinics around the world. Guerbet is one of the few companies globally focused almost entirely on this niche segment of medical imaging. The company earns revenue by selling its contrast agents and related injection systems directly to healthcare providers. Guerbet operates primarily in Europe but also has a meaningful presence in North America and Asia, generating roughly €800 million in annual sales. Its long-standing expertise and established hospital relationships provide some competitive insulation, but the company faces real pressure from generic contrast agents and rising raw material costs, which help explain its very thin operating margins today. Returning to consistent profitability is the central challenge Guerbet must navigate in the near term.
Winston Score: 23/100 — Weak
Weak fundamentals across most pillars.
- Quality: Weak (7/30)
- Growth: Weak (2/20)
- Cash Flow: Weak (1/10)
- Stability: Weak (2/10)
- Valuation: Data not available (0/10)
- Ownership: Good (10/15)
Key Facts
Price: €7.90
Market Cap: €100M
Sector: Healthcare
Industry: Drug Manufacturers - Specialty & Generic
Exchange: Euronext Paris


