Fastenal Co (NASDAQ: FAST)

Fastenal is a distributor of industrial and construction supplies, offering a broad range of products including fasteners, safety supplies, and other maintenance, repair, and operations items through a global network of locations. The company originated as a fastener supplier and has expanded its offering to encompass nine major product lines that serve a variety of end markets. Its operational model combines a physical branch footprint with value added services such as vending, bin stock, and eBusiness platforms to meet customer needs.

The company generates revenue by selling its product lines to business to business customers, primarily through its branch network, on site customer locations, and value added services such as vending, bin stock, and eBusiness platforms. In 2025, fastener products represented approximately 30.5% of consolidated sales, while the remaining 69.5% came from non fastener lines, with safety supplies alone accounting for 22.2% of total revenue. The majority of transactions are conducted on a business to business basis, and the firm supplements product sales with service offerings that help customers reduce procurement costs.

The company operates through the following segments: Manufacturing and Non Manufacturing.

• Manufacturing: This segment includes the production and distribution of standard and specialty threaded fasteners, as well as related hardware manufactured to customer specifications or under proprietary brands such as Holo Krome, Cardinal Fasteners, and Spensall. It also covers limited in house manufacturing activities that represent about 8% of fastener sales and 4% of total consolidated revenue.

• Non Manufacturing: This segment encompasses the distribution of a wide array of non fastener products such as safety supplies, tools, and other maintenance, repair, and operations items sourced from third party manufacturers. Safety supplies, the largest category within this segment, accounted for 22.2% of consolidated sales in 2025, and the segment also includes private label brands that contributed roughly 11% of total revenue.

Fastenal holds a strong position in the highly competitive industrial distribution market, leveraging its extensive branch network, integrated supply chain capabilities, and value added services like vending and bin stock to differentiate itself from larger national distributors and smaller regional players. The company emphasizes customer service, product availability, and cost saving solutions as key competitive factors, and its ability to locate inventory close to the point of use provides a logistical advantage that is difficult for rivals to replicate.

The company serves a diverse customer base that includes manufacturers, construction contractors, government entities, and resellers across various industries. Approximately 71% to 76% of its customers are in manufacturing end markets such as heavy machinery, fabricated products, process industries, and transportation components, while the remaining 24% to 29% fall into non residential construction, resale, transportation services, and state and local government bodies. No single customer represented 5% or more of consolidated net sales in 2025.