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Amphenol Corporation (APH)

Amphenol Corporation at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Amphenol Corporation (APH) is a Hardware, Equipment & Parts company based in US with a market capitalization of $181.1B. Revenue grew 51.7% year-over-year and the company generated $4.4B in free cash flow. This page tracks APH's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 170K employees · IPO Nov 8, 1991

Valuation

Valuation & price

$125.00 · as of May 17, 2026 · -29.1% vs 52w high

37.4

P/E ratio

Latest-FY diluted EPS

13.50

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$166$132$98.21Jul 25Dec 25Jul 26Jul 7, 25$98.55Jul 9, 25$98.21Jul 11, 25$98.76Jul 15, 25$99.44Jul 17, 25$101.96Jul 21, 25$103.71Jul 23, 25$100.71Jul 25, 25$105.02Jul 29, 25$105.31Jul 31, 25$106.51Aug 4, 25$108.63Aug 6, 25$109.50Aug 11, 25$109.81Aug 13, 25$109.83Aug 15, 25$109.21Aug 19, 25$109.98Aug 21, 25$108.81Aug 25, 25$109.73Aug 27, 25$110.13Aug 29, 25$108.86Sep 3, 25$110.69Sep 5, 25$110.45Sep 9, 25$116.79Sep 11, 25$119.47Sep 16, 25$119.04Sep 18, 25$122.07Sep 22, 25$123.69Sep 24, 25$123.13Sep 26, 25$122.60Sep 30, 25$123.75Oct 2, 25$123.58Oct 6, 25$123.40Oct 8, 25$125.79Oct 10, 25$121.70Oct 14, 25$122.64Oct 16, 25$127.36Oct 21, 25$124.44Oct 23, 25$135.31Oct 27, 25$135.91Oct 29, 25$139.75Oct 31, 25$139.34Nov 4, 25$136.70Nov 6, 25$138.11Nov 10, 25$143.85Nov 12, 25$141.92Nov 14, 25$133.74Nov 18, 25$132.44Nov 20, 25$130.36Nov 25, 25$137.81Nov 28, 25$140.90Dec 2, 25$141.49Dec 4, 25$139.46Dec 8, 25$140.06Dec 10, 25$138.68Dec 12, 25$129.24Dec 16, 25$129.13Dec 18, 25$129.61Dec 22, 25$135.14Dec 24, 25$137.94Dec 29, 25$136.90Jan 2, 26$139.71Jan 6, 26$141.38Jan 8, 26$136.25Jan 12, 26$145.11Jan 14, 26$146.75Jan 16, 26$154.39Jan 21, 26$154.60Jan 23, 26$150.99Jan 27, 26$166.25Jan 29, 26$149.58Feb 2, 26$144.93Feb 4, 26$130.00Feb 9, 26$144.20Feb 11, 26$144.04Feb 13, 26$146.72Feb 18, 26$147.73Feb 20, 26$151.04Feb 24, 26$151.50Feb 26, 26$148.47Mar 2, 26$135.16Mar 4, 26$132.75Mar 6, 26$131.87Mar 10, 26$136.74Mar 12, 26$131.47Mar 17, 26$135.12Mar 19, 26$130.65Mar 23, 26$130.67Mar 25, 26$128.73Mar 27, 26$123.62Mar 31, 26$126.35Apr 2, 26$128.00Apr 7, 26$128.38Apr 9, 26$137.68Apr 13, 26$145.27Apr 15, 26$146.98Apr 17, 26$151.06Apr 22, 26$148.13Apr 24, 26$149.71Apr 28, 26$143.72Apr 30, 26$147.27May 4, 26$141.03May 6, 26$138.47May 8, 26$128.03May 12, 26$127.87May 14, 26$129.19May 18, 26$121.72May 20, 26$123.05May 22, 26$132.06May 28, 26$147.68Jun 1, 26$146.34Jun 3, 26$147.62Jun 5, 26$138.81Jun 9, 26$154.07Jun 11, 26$152.46Jun 15, 26$158.59Jun 17, 26$161.11Jun 22, 26$165.96Jun 24, 26$162.78Jun 26, 26$163.72Jul 2, 26$164.59
$97.4152-week range$176.32
Loading valuation history…

Fundamentals

Key fundamentals

$181.1B

Market cap

51.7%

Revenue growth (YoY)

36.9%

Gross margin

$4.4B

Free cash flow (USD)

$4.1B

Net debt

1.2%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Technology

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$6.3BFY 2017$7.0BFY 2018$8.2BFY 2019$8.2BFY 2020$8.6BFY 2021$10.9BFY 2022$12.6BFY 2023$12.6BFY 2024$15.2BFY 2025$23.1B
$6.3B$23.1B

Free cash flow by year

2016 → 2025

FY 2016$886.8MFY 2017$917.6MFY 2018$802.1MFY 2019$1.2BFY 2020$1.3BFY 2021$1.2BFY 2022$1.8BFY 2023$2.2BFY 2024$2.1BFY 2025$4.4B
$886.8M$4.4B

Gross margin by year

2021 → 2025

FY 202131.3%FY 202231.9%FY 202332.5%FY 202433.8%FY 202536.9%
31.3%36.9%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

1

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 1, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventAnnual Meeting ResultsMay 22, 2026Filing
  • 8-K eventDebt IssuanceMay 12, 2026Filing
  • 8-K eventDebt OfferingMay 6, 2026Filing
  • Insider sellInsider Sell $18.7MNORWITT RICHARD ADAM · Director, President & CEO · $18.7MMay 5, 2026Filing
  • Quarterly report10-Q FiledMay 1, 2026Filing
  • 8-K eventEarnings ReleaseApr 29, 2026Filing

Questions

Frequently asked questions

What is Amphenol Corporation's market cap?

Amphenol Corporation (APH) has a market capitalization of $181.1B.

What is APH's P/E ratio?

APH trades at a price-to-earnings ratio of 37.4, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is APH's price-to-book (P/B) ratio?

APH trades at 13.50 times book value per share.

Are insiders buying APH stock?

SEC Form 4 filings show no open-market insider buys at Amphenol Corporation in the last 90 days (1 sell).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

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News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.