Amphenol Corporation
APHAmphenol wins by selling thousands of small, essential components that customers cannot afford to fail.
Because the most boring parts in a device are often the hardest to replace.
Business Model
Engineered components at scale
Designs and manufactures connectors, cables, and sensors sold to equipment makers across many industries.
Economic Engine
High cash generation
Turns profits into real cash, with free cash flow slightly above net income.
Long-Term Lens
Embedded in global electrification
The key question is whether it stays indispensable as devices become more complex and connected.
On this page
Company Story
How do Amphenol Corporation's business model and economics hold up on a closer read?
Start with the business itself, then go one layer deeper into the model, the economics, and the long-term case.
“A mission-critical parts supplier with scale, engineering depth, and cash discipline that could quietly compound for decades.”
What does Amphenol Corporation actually do?
Amphenol designs and manufactures the connectors, cables, and sensors that allow electronic devices to transmit power and data.
- Builds connectors that link circuit boards, servers, vehicles, and industrial machines.
- Supplies high-speed cables used in data centers and communications equipment.
- Makes sensors that measure temperature, pressure, and position in cars and industrial systems.
Why it matters
Critical but low-cost parts
If a connector fails, the entire system can fail, even though the connector itself is a tiny fraction of the total cost.
How does Amphenol Corporation make money?
Amphenol sells engineered components to large equipment manufacturers across technology, automotive, industrial, and aerospace markets.
- Revenue grew 51.7 percent year-over-year, showing strong demand across end markets.
- Gross margin of 36.9 percent reflects pricing power above many basic hardware suppliers.
- Operating margin of 25.9 percent shows efficient manufacturing and disciplined cost control.
Economic clue
Profits turn into cash
Free cash flow was about 1.03 times net income, meaning reported earnings are backed by real cash.
Why do long-term investors keep Amphenol Corporation on the radar?
As the world adds more electronics to everything, the number of connections inside each device keeps rising.
- Five-year average revenue growth of 20.7 percent shows sustained expansion, not just a one-time spike.
- Five-year average earnings per share growth of 27.5 percent shows owners are benefiting.
- Net margin of 18.5 percent is expanding, suggesting improving scale and mix.
Investor takeaway
Compounding machine potential
When revenue grows around 20 percent per year and margins expand, earnings can compound much faster over time.
Based on company financial statements.
Benchmark Comparison
How has Amphenol Corporation performed against common long-term benchmarks?
Once the business case is clear, compare the stock against broad market and alternative long-term baselines.
$4,284
+328.4% total return
$1,753
+75.3% total return
$2,975
+197.5% total return
$1,393
+39.3% total return
| Asset | Total Return | Dollar Value |
|---|---|---|
| APH | +328.4% | $4,284 |
| S&P 500 | +75.3% | $1,753 |
| Gold | +197.5% | $2,975 |
| Bitcoin | +39.3% | $1,393 |
From Mar 5, 2021 to Mar 6, 2026. Historical price data based on company financial statements and market indices. Each card uses the same starting amount so the comparison stays apples-to-apples.
Investor Fit
How a first-time investor could frame Amphenol Corporation
Before going deeper, decide what kind of business this is, what it tends to suit, and what deserves monitoring over time.
This Can Fit If You Want
- Exposure to long-term growth in data centers, electric vehicles, and industrial automation.
- A business that converts most of its profits into real cash.
- A diversified industrial technology company rather than a single-product bet.
Be Careful If You Expect
- Explosive consumer brand growth, this is a behind-the-scenes supplier.
- High dividend income, dividends are currently minimal.
- Immunity from economic cycles, many customers are tied to capital spending.
What To Watch Over Time
- Whether margins stay near or above the current 25.9 percent operating level.
- Continued double-digit average annual revenue growth over full cycles.
- Discipline in acquisitions and avoidance of overpaying during industry booms.
Key Metrics
Which metrics matter most for Amphenol Corporation right now?
Three durable business metrics that matter more than day-to-day price moves.
20.7% five-year average
27.5% five-year average
36.9% gross margin
| Metric | Value | Context |
|---|---|---|
| Revenue Growth | 20.7% five-year average | Shows whether the business has been expanding fast enough to create more long-term value. |
| EPS Growth | 27.5% five-year average | Shows whether earnings per share are compounding for owners over time. |
| Margin Quality | 36.9% gross margin | Shows how much room the business has to fund growth, absorb shocks, and stay profitable. |
Based on company financial statements.
Fundamentals
What do Amphenol Corporation's fundamentals say right now?
Core financial markers that explain how the business is performing beneath the stock price.
18.9% ROIC
36.9% gross margin
19.0% FCF margin
Stable to shrinking
| Metric | Value | Interpretation |
|---|---|---|
| Capital Efficiency | 18.9% ROIC | The business is currently showing good capital efficiency. |
| Profitability | 36.9% gross margin | Healthy gross margins give the company room to invest, price competitively, and absorb shocks. |
| Cash Generation | 19.0% FCF margin | Free cash flow margin shows how much real cash the business keeps after funding operations and investment. |
| Ownership Trend | Stable to shrinking | The company is not currently diluting owners and may be buying back shares instead. |
Based on company financial statements.
Included In Funds
Which ETFs and funds currently hold Amphenol Corporation?
Amphenol Corporation currently appears in these ETF and fund proxies.
SPY
SPDR S&P 500 ETF Trust
IWB
iShares Russell 1000 ETF
Questions & Answers
What questions come up most often about Amphenol Corporation?
Company-specific questions readers often ask about Amphenol Corporation.
Each entry answers a direct question about the business, the long-term thesis, or the risks that matter over time.
Amphenol designs and manufactures connectors, cables, and sensors that allow electronic devices and machines to transmit power and data reliably.
Decision Framing
Secondary context after the long-term thesis
Shorter-horizon context and comparison tools, after the core long-term read.
Shorter-horizon price moves, two-sided debate, and comparison tools live here so the page stays anchored on business quality, durability, and BinaPrint fit first.
Investment Thesis
Bull vs Bear
Two-sided framing before any decision.
Current argument weight is balanced.
Bull case
What can work
Electrification and data growth mean more connectors per device, whether in electric vehicles, data centers, or industrial machines, steadily increasing content per unit.
Design-in relationships create switching costs, once a connector is qualified inside an aircraft or server, customers are reluctant to redesign around a new supplier.
Scale across 125,000 employees and global facilities allows cost advantages and local support that smaller rivals struggle to replicate.
Strong cash generation, with free cash flow exceeding net income, gives management fuel for steady acquisitions and share buybacks over decades.
Bear case
What can break
Connectors can become commoditized over time, leading to price competition that compresses the current 36.9 percent gross margin.
A prolonged global slowdown in electronics, autos, or industrial spending could reduce volumes and expose operating leverage in manufacturing.
Large customers could consolidate suppliers and use their purchasing power to pressure pricing, especially if alternative suppliers improve quality.
Technological shifts, such as wireless data transmission replacing certain physical connections, could shrink demand in specific product categories.
Risk Radar
Key Risks
Where downside pressure can build.
Cyclical exposure, a sharp drop in global electronics or auto production could significantly impact revenue growth, which recently rose 51.7 percent year-over-year.
Margin pressure risk, if gross margin falls from 36.9 percent to low 30s due to competition, operating profit could decline meaningfully.
Acquisition risk, continued deal-making funded by strong cash flow could destroy value if targets are overvalued.
Sizing matters
Risks should be read as scenario inputs, not certainties. Position size and time horizon determine how much of this downside profile is acceptable.
Market Snapshot
Tactical context after the core long-term read.
- Price
- $131.87
- Daily move
- -3.21%
Peer Set
A compact peer list for side-by-side context.
Next Actions
Explore planning scenarios or keep browsing similar companies.