Fastenal Company (FAST) Stock Analysis & Winston Score
Fastenal sells nuts, bolts, screws, and other industrial fasteners, along with tools, safety gear, and other supplies that factories and construction sites need every day. Its main customers are manufacturers, contractors, and other businesses that need a steady flow of parts to keep their operations running. Fastenal is one of the largest industrial distributors in the United States. Fastenal makes money by selling these products at a markup, either through its network of branch locations or directly at customer sites using vending machines and on-site supply bins — a program called Onsite. The company operates primarily in North America but has a growing international presence, and its high return on invested capital of nearly 30% reflects a strong competitive position built on deep customer relationships and embedded supply chain services. The key growth driver is continued expansion of its Onsite and vending machine programs, which make customers more dependent on Fastenal for day-to-day operations, though slowing industrial activity remains a persistent risk.
Winston Score: 61/100 — Good
A decent business — some strong pillars, some weaker.
- Quality: Strong (24/30)
- Growth: Good (12/20)
- Cash Flow: Good (6/10)
- Stability: Exceptional (10/10)
- Valuation: Good (6/10)
- Ownership: Weak (1/15)


