Amphenol (APH) stock
Information Technology · Electronic Components
Amphenol (APH) is an Electronic Components company in the Information Technology sector, headquartered in Wallingford, Connecticut. As of October 23, 2026, APH closed at $74.09, a market capitalization of $182.70 billion, the 64th largest company in the S&P 500. Over the last twelve months it generated $29.01 billion in revenue (+55% year over year) and $4.63 billion in free cash flow. The stock trades at 37.0x trailing earnings and 22.2x forward earnings.
- 1-year total return: +10.3% (dividends reinvested)
- 5-year return: +31.3% a year
- 52-week range: $59.01 – $89.93
- Gross margin 39.0%, operating margin 29.8%
- Dividend yield: 0.67%, 14 straight years of increases
- FI Handbook report card: B- across 10 metrics
- 24th largest of 75 Information Technology stocks in the S&P 500
APH price chart
1Y price change: +9.5% (price only; total returns below include dividends)
| Total return | 1M | YTD | 1Y | 3Y | 5Y | 10Y | MAX |
|---|---|---|---|---|---|---|---|
| APH | -9.9% | +10.2% | +10.3% | +56.5% | +31.3% | +25.7% | +22.4% |
Dividends reinvested. 3Y and longer are annualized; MAX is annualized since 1991.
APH key statistics
- Market cap
- $182.7B
- #64 in S&P 500
- P/E (TTM)
- 37.0x
- Forward P/E
- 22.2x
- EPS (TTM)
- $2.00
- Revenue (TTM)
- $29.0B
- +55%
- Free cash flow
- $4.6B
- Gross margin
- 39.0%
- Operating margin
- 29.8%
- Return on equity
- 38.1%
- Dividend yield
- 0.67%
- 52-week range
- $59.01 – $89.93
- Beta
- 1.24
- Price / sales
- 6.3x
- EV / EBITDA
- 20.7x
- Debt / equity
- 1.20x
- Employees
- 170,000
APH report card
B-Ten fundamentals graded A to F against fixed thresholds. Not a buy or sell rating.
- Revenue growth55.0%A
- Gross margin39.0%C
- Operating margin29.8%B
- FCF margin16.0%B
- Return on equity38.1%A
- Net debt / EBITDA1.4xC
- Forward P/E22.2xC
- PEG ratio0.9xA
- Shareholder yield1.0%D
- Share count change / yr0.8%D
Amphenol financials
Revenue went from $6.3B in fiscal 2016 to $23.1B in fiscal 2025, growing 15.6% a year.
| Fiscal year | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $6.3B | $7.0B | $8.2B | $8.2B | $8.6B | $10.9B | $12.6B | $12.6B | $15.2B | $23.1B |
| Gross profit | $2.0B | $2.3B | $2.7B | $2.6B | $2.7B | $3.4B | $4.0B | $4.1B | $5.1B | $8.5B |
| Operating income | $1.2B | $1.4B | $1.7B | $1.6B | $1.6B | $2.1B | $2.6B | $2.6B | $3.2B | $5.9B |
| Net income | $822.9M | $650.5M | $1.2B | $1.2B | $1.2B | $1.6B | $1.9B | $1.9B | $2.4B | $4.3B |
| EPS (diluted) | $0.33 | $0.26 | $0.48 | $0.47 | $0.49 | $0.64 | $0.77 | $0.78 | $0.96 | $1.67 |
| Free cash flow | $886.8M | $917.6M | $802.1M | $1.2B | $1.3B | $1.2B | $1.8B | $2.2B | $2.1B | $4.4B |
| Buybacks | $325.8M | $618.0M | $935.2M | $601.7M | $641.3M | $661.7M | $730.5M | $585.1M | $689.3M | $665.2M |
| Dividends paid | $172.7M | $205.0M | $253.7M | $279.5M | $297.6M | $346.7M | $477.4M | $500.6M | $595.1M | $802.2M |
| Diluted shares | 2.5B | 2.5B | 2.5B | 2.5B | 2.5B | 2.5B | 2.5B | 2.5B | 2.5B | 2.6B |
Source: SEC filings (10-K XBRL). EPS and share counts are split-adjusted.
What's priced into APH?
A reverse DCF asks what growth the current price requires. With an enterprise value of $196.1B and $4.6B of trailing free cash flow, Amphenol needs to grow free cash flow about 30.0% a year for ten years (fading to 3.0% terminal growth) to earn a 10% annual return. For context, free cash flow grew 27.2% a year over the last five years.
P/E ratio history
Current 44.4x vs. median 26.7x (10th–90th percentile 17.9x–44.5x).
A model, not a forecast or advice. Small changes in assumptions move the answer a lot.
APH dividend
- Dividend yield
- 0.67%
- Annual dividend
- $0.50
- Years of increases
- 14
- 5-yr dividend growth
- 13.7%
- per year
- Payout ratio
- 23%
- Payments per year
- 4
Regular dividends per share by calendar year; special dividends excluded. Current year omitted until complete.
APH earnings
Next report: October 28, 2026. Amphenol has beaten EPS estimates 8 quarters in a row.
| Report date | EPS estimate | EPS actual | Surprise |
|---|---|---|---|
| Jul 29, 2026 | $1.19 | $1.35 | +13.2% |
| Apr 29, 2026 | $0.95 | $1.06 | +12.0% |
| Jan 28, 2026 | $0.94 | $0.97 | +3.1% |
| Oct 22, 2025 | $0.80 | $0.93 | +16.5% |
| Jul 23, 2025 | $0.67 | $0.81 | +21.7% |
| Apr 23, 2025 | $0.52 | $0.63 | +21.0% |
| Jan 22, 2025 | $0.50 | $0.55 | +9.2% |
| Oct 23, 2024 | $0.45 | $0.50 | +10.4% |
Stocks like APH
| Name | Today | 1Y | Mkt cap | P/E | |
|---|---|---|---|---|---|
 GLW Corning | -0.24% | +45% | $106.5B | 56.7x | Compare |
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 NVDA NVIDIA | -0.59% | +16% | $5.1T | 26.7x | Compare |
 AAPL Apple | -0.14% | +34% | $5.1T | 39.9x | Compare |
 MSFT Microsoft | +0.66% | +2% | $3.9T | 29.2x | Compare |
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 MU Micron Technology | +2.46% | +325% | $992.9B | 11.8x | Compare |
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APH news
- Why Amphenol (APH) Is Getting Attention Now · Oct 25, 2026
- Will Strong Earnings Growth Change Amphenol (APH) Stock Narrative · Oct 25, 2026
- Gear Up for Amphenol (APH) Q3 Earnings: Wall Street Estimates for Key Metrics · Oct 23, 2026
- What Is Amphenol's Management Stressing Now? · Oct 22, 2026
- Is Amphenol Still The Business You Bought? · Oct 21, 2026
APH stock FAQ
What is APH's market cap?
Amphenol's market capitalization is $182.70 billion as of October 23, 2026, ranking 64th in the S&P 500.
What is APH's P/E ratio?
APH trades at a trailing price-to-earnings ratio of 37.0x and a forward P/E of 22.2x. Its median P/E over the period we track is 26.7x.
Does APH pay a dividend?
Yes. Amphenol pays $0.50 per share a year, a 0.67% yield. It has raised its dividend 14 years in a row. Dividends grew 13.7% a year over the last five years.
How much has APH stock returned?
Including reinvested dividends, APH returned +10.3% over one year, +31.3% a year over five years, +25.7% a year over ten years through October 23, 2026.
Is APH stock overvalued?
At today's price, a reverse discounted cash flow model (10% discount rate, 3% terminal growth) implies Amphenol must grow free cash flow about 30% a year for the next decade. Its free cash flow grew 27% a year over the last five years. Whether that is achievable decides if the stock is cheap or expensive. This is a model, not advice.
When does APH report earnings?
Amphenol is expected to report earnings on October 28, 2026. It has beaten EPS estimates 8 quarters in a row.
How many employees does Amphenol have?
Amphenol has about 170,000 full-time employees, or $170,656 of revenue per employee.
Sources: SEC EDGAR filings, Yahoo Finance market data (delayed), FI Handbook calculations. Last close October 23, 2026. Methodology