Amphenol (APH)

Technology · Electronic Components · S&P 500
$86.61 -2.27% on the day Market cap $106.9B 52-week range $59.01 to $89.93 Prices as of Oct 7, 2026

What the price implies

A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.

Free cash flow growth the price needs
8% a year for 10 years

At a market value of $106.9B, Amphenol's free cash flow of $4.4B (fiscal 2025) would need to grow about 8% a year for the stock to be worth today's price. That is slower than the company has grown its free cash flow over the last 9 years.

Assumes a 9% discount rate and 3% growth after year 10, on free cash flow (operating cash flow minus capital spending) from Amphenol's SEC filings. Change any assumption, or model revenue and margins instead, in the Modeling tab, or try your own numbers in the reverse DCF calculator.

Implied by the price7.6% a year
Free cash flow, last 9 years19.4% a year
Revenue, same period15.6% a year
Price to free cash flow24.4x

Fundamental grade

B

Five factors scored 1 to 9 from APH's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.

Valuation5
Profitability7
Growth9
Financial health4
Cash efficiency7

Key numbers

P/E (trailing)25.0x
P/E (forward)17.9x
Price / free cash flow24.4x
EV / EBITDA13.5x
Price / sales3.68x
Price / book7.83x
Revenue growth+55.0%
Operating margin27.0%
Net margin17.7%
Return on equity33.2%
Dividend yield0.92%
Debt / equity1.88x

Results from SEC filings

Fiscal years, from Amphenol's 10-K filings. The deep dive has 15+ years, quarters and every line.

Fiscal year20212022202320242025
Revenue$10.9B$12.6B$12.6B$15.2B$23.1B
Net income$1.6B$1.9B$1.9B$2.4B$4.3B
Free cash flow$1.2B$1.8B$2.2B$2.1B$4.4B
EPS (diluted)$1.27$1.53$1.55$1.92$3.34
Operating margin19.4%20.5%20.4%20.7%25.4%

Where the revenue comes from

Revenue by segments, fiscal 2025.

Communications Solutions$12.1B52%
Harsh Environment Solutions$5.9B25%
Interconnect and Sensor Systems$5.2B22%

Superinvestors who own APH

From each investor's latest 13F filing (what a 13F shows).

None of the superinvestors we track held APH in their latest 13F.

Insider buying

Open-market purchases by Amphenol's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.

No open-market insider purchases of APH in the last 12 months. Most insider activity is selling and option exercises, which aren't shown here.

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In the full deep dive

DCF fair value per share
Yearly return (IRR) at today's price
Growth implied by revenue and margins
15+ years of statements and quarters

Questions

What growth does Amphenol's stock price imply?

At a market value of $106.9B, Amphenol would need its free cash flow to grow about 8% a year for 10 years (discounted at 9%, 3% growth after that) to be worth today's price. Over the last 9 years its free cash flow grew 19% a year.

Are Amphenol insiders buying the stock?

No open-market insider purchases of APH in the last 12 months, according to SEC Form 4 filings.

Prices and ratios as of Oct 7, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.