CompX International Inc

CompX International Inc. is a U.S.-based manufacturer of engineered security and marine component products, organized around two operating segments: Security Products and Marine Components. Its security line includes mechanical and electronic cabinet locks, locking mechanisms, and related hardware used in postal, office, institutional furniture, cabinetry, tool storage, and healthcare applications. Its marine business produces wake enhancement systems, stainless steel exhaust systems, gauges, throttle controls, trim tabs, and related accessories for recreational marine and other end markets. The company focuses on medium- to high-end applications where customers value design, quality, durability, and service. Most of its production is in the United States, and it sells through a mix of OEM relationships and distributor channels, including a meaningful locksmith distribution network in North America.

16,6 %

30,4 %

12,3 %

+8,5 %

5.87

4.09

— CompX International Inc
%
Security Products65% Mechanical and electronic locking products and related hardware for postal, furniture, cabinetry, tool storage, and healthcare uses.
Marine Components35% Wake enhancement systems, exhaust systems, gauges, throttle controls, trim tabs, and related recreational marine hardware.

CompX sells to a diverse base of OEMs, distributors, and end-market customers that build products requiring durable,...

  • Postal and government-related customersprimary

    Buy security products such as locks and locking mechanisms for mail and secure storage applications; the U.S. Postal Service is a major customer.

  • Furniture, cabinetry, and storage OEMsprimary

    Purchase cabinet locks and related hardware for office furniture, institutional furniture, cabinetry, and tool storage where durability and fit matter.

  • Locksmith distributorssecondary

    Stock standardized security products for broad resale into the cabinet lock market and help CompX maintain North American share.

  • Recreational marine OEMssecondary

    Buy wake enhancement systems, exhaust systems, gauges, throttle controls, and trim tabs for boats and related marine applications.

  • Healthcare and specialty equipment manufacturerssecondary

    Use secure locking and access hardware in applications where reliability and product quality are important.

CompX manufactures substantially all of its products in the United States and sources a substantial majority of raw...

  • Manufacturing is concentrated in the United States
  • Most raw materials are sourced from U.S. suppliers
  • Certain electronic components are sourced from Asia, including China
  • Cash balances disclosed in recent filings were held in the U.S.
  • Operations are wholly within the U.S. for tax purposes
  • Tariffs and import surcharges affect component costs and pricing

CompX’s strategy is to compete in the middle and high-end of its markets where product design, quality, durability, and...

01
Upgrade manufacturing efficiency and automationmedium-term

Improves productivity, supports reliability, and helps absorb cost inflation in a competitive market.

02
Defend premium positioning in middle and high-end segmentsshort-term

The company relies on product quality and durability to avoid competing purely on price.

03
Broaden end-market and product diversificationmedium-term

Reduces dependence on a few customers and end markets and can improve growth resilience.

CompX operates in mature, highly competitive markets, so pricing pressure is a persistent risk and cost reduction is...

high

Customer concentration

A single customer accounted for 26% of 2025 consolidated net sales and the top ten customers about 52%, so losing or repricing one account could materially reduce revenue and margins.

Scope
United States Postal Service and other large OEM/distributor accounts
Materiality
high
high

Tariff and input-cost inflation

The company sources certain components from Asia, including China, and has experienced tariff-related surcharges on electronic components and other inputs.

Scope
Imported electronic components and related raw materials
Materiality
high
medium

Competitive pricing pressure

Mature markets and low-cost competitors can force price concessions and reduce operating leverage.

Scope
Security Products and Marine Components
Materiality
high
medium

Cybersecurity and IT disruption

Operations depend on systems for manufacturing, order processing, shipping, billing, and vendor payments; breaches or outages could interrupt operations.

Scope
Enterprise systems and third-party vendors
Materiality
medium
medium

Litigation and environmental compliance

Industrial manufacturing can lead to product liability, employment, IP, and environmental claims, plus compliance costs.

Scope
Production facilities and permitted chemical use
Materiality
medium
Goodwill impairment
Non-cash earnings volatility and potential balance-sheet write-downs
Long-lived asset impairment
Potential impairment charges if demand weakens or assets underperform
Inventory valuation and working capital
Gross margin and operating cash flow comparability
Contingencies and reserves
Operating expense and liability recognition

: 11/08/2026