Acerinox, S.A. (ACX.MC) Stock Analysis & Winston Score
Acerinox is a Spanish company that makes stainless steel and high-performance alloys. Stainless steel is the shiny, rust-resistant metal used in kitchen appliances, medical equipment, construction, and industrial machinery. Acerinox is one of the largest stainless steel producers in the world and owns the North American Stainless brand, which operates one of the biggest stainless steel mills in the United States. The company earns money by selling stainless steel coils, sheets, and strips to manufacturers and distributors across Europe, the Americas, Asia, and Africa. It operates mills in Spain, the United States, South Africa, and Malaysia, giving it a global production footprint that helps manage costs and serve customers in multiple regions. Stainless steel demand is closely tied to industrial activity and construction cycles, so the main risk Acerinox faces is falling raw material prices — particularly nickel — and weak demand during economic slowdowns, which can quickly compress its already thin margins.
Winston Score: 37/100 — Below Average
Below-average fundamentals — multiple weak pillars.
- Quality: Weak (5/30)
- Growth: Weak (2/20)
- Cash Flow: Strong (7/10)
- Stability: Good (5/10)
- Valuation: Good (5/10)
- Ownership: Good (10/15)
Key Facts
Price: €17.97
Market Cap: €4.5B
Sector: Basic Materials
Industry: Steel
Exchange: Madrid Stock Exchange



