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Amphenol: The Connector Giant Behind Modern Machines

Close-up of industrial electrical connectors and cables on a factory workbench.

A plain-English look at Amphenol's business and financials, from its $23.1B in FY2025 revenue to its role as the world's second-largest connector maker.

A Company You've Never Heard Of, Everywhere You Look

Most people will never say the word "Amphenol" out loud, yet they touch its products daily. Amphenol Corp makes the connectors, sensors, and interconnect systems that let electricity and data move safely between machines — the unglamorous but essential wiring that holds modern technology together.

What the Company Actually Does

Amphenol holds the second-largest connector market share in the world. Its parts show up across automotive, broadband, commercial air, industrial, IT and data communications, military, mobile devices, and mobile network equipment. That spread across so many end markets means the company isn't betting its fortunes on any single industry's ups and downs.

Headquartered in Connecticut, Operating Everywhere

The company is based in Wallingford, Connecticut, but its footprint is global — operations span 40 countries. With roughly 170,000 employees, Amphenol runs at a scale that puts it closer to a multinational industrial conglomerate than a niche parts supplier.

Precision metal connector housings arranged under bright studio lighting.

Breaking Down the Numbers

Revenue and Profit

In fiscal year 2025, Amphenol generated $23.1 billion in revenue and turned $4.3 billion of that into net income. That's a company doing real, substantial business — not a speculative story stock, but one with tens of billions of dollars actually moving through its books each year.

Margins Tell the Profitability Story

The company's gross margin sits at 36.9%, and its net margin is 18.6%. In plain terms, for every dollar of sales, Amphenol keeps a little over 18 cents as profit after all costs are paid. That's a healthy margin for a manufacturer that has to buy raw materials, run factories, and manage a global supply chain.

A Decade of Fast Growth

Revenue grew 112% from FY2021 to FY2025, meaning the business more than doubled in just four years. Growth at that pace for a company already this large is notable — it suggests demand for connectors and interconnect systems has been climbing steadily as more industries digitize and electrify.

What the Balance Sheet Shows

Amphenol's total assets stand at $36.2 billion, giving a sense of the physical and financial resources — factories, equipment, cash, and other holdings — the company has built up over time relative to its yearly revenue.

How the Market Values Amphenol

Market Capitalization and Share Price

The company's market capitalization is $170.8 billion, with shares recently trading at $166.81. That places Amphenol's total market value at more than seven times its annual revenue, a reflection of how investors currently price its growth and profitability together.

P/E Ratio in Context

Amphenol trades at a price-to-earnings ratio of 49.9, meaning the stock price is nearly 50 times the company's per-share earnings. It's also trading about 5% below its 52-week high, suggesting shares have stayed relatively close to their recent peak.

Dividend and Public Listing

The company pays a dividend yielding about 0.6% annually — a modest but present return to shareholders. Amphenol has traded publicly on the New York Stock Exchange under the ticker APH since its November 1991 IPO, giving it a public trading history spanning more than three decades.

The Bottom Line on the Numbers

Taken together, the figures describe a large, diversified, profitable manufacturer that has grown rapidly while maintaining solid margins. This summary is factual reporting drawn from public filings and market data, not investment advice.

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