Quanex Building Products Corp (NYSE: NX) is a building products components company that manufactures and distributes fenestration and related components for original equipment manufacturers in the window, door, solar, refrigeration, cabinetry, and building access markets. Revenue is transactional, generated by selling manufactured components to OEM customers primarily serving North American and U.K. residential remodeling, replacement, and new home construction end markets. The company reports three segments as of FY2025: Hardware Solutions (window and door hardware and screens), Extruded Solutions (insulating glass spacers, vinyl profiles, seals, and weatherstripping), and Custom Solutions (wood, mixing, and building access products). Net sales were $1.84 billion in FY2025 (year ended October 31, 2025), up 44% from $1.28 billion in FY2024, driven primarily by the acquisition of Tyman. The company was incorporated in Delaware on December 12, 2007, with roots tracing to Quanex Corporation, organized in Michigan in 1927 as Michigan Seamless Tube Company. Demand is tied to housing starts, window shipments, and residential remodeling activity.

Revenue model

Transactional product sales to OEM customers. Revenue is recognized upon delivery of manufactured building components including spacers, vinyl profiles, hardware, screens, seals, and wood products. FY2025 net sales were $1.84 billion; FY2024 net sales were $1.28 billion.

Products and services

Energy-efficient flexible insulating glass spacers, extruded vinyl window and door profiles, window and door screens, window and door hardware, window and door seals and weatherstripping, precision-formed metal and wood products, trim moldings, vinyl decking, water retention barriers, solar panel sealants, conservatory roof components, and commercial building access solutions.

Customers and end markets

OEM window and door manufacturers serving North American and U.K. residential remodeling and replacement (R&R) and new home construction markets. Secondary end markets include solar, refrigeration, cabinetry, and commercial building access. Primary demand drivers identified in the FY2025 10-K are housing starts and window shipments.

Value-chain role

Tier-1 component supplier to OEM window and door manufacturers. Quanex sits between raw material suppliers and finished window/door assemblers, providing specialized engineered components manufactured to customer specifications.

Geographic exposure

Primary markets are North America and the United Kingdom. Operating locations in the U.K., Germany, Mexico, Canada, and Italy, with additional sales and marketing activity in other international markets, per the FY2025 10-K.

Source: SEC 10-K, filed 2025-12-12

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