Quality Investor
MarketsPortfolioEvidenceTestedCompareWatchlistAbout 

Amphenol Corporation

Rank #352HypergrowthWatchlistCompare with other stocks

APH · NYSE · Technology

Amphenol Corporation (APH) — Rank #352 by gross profitability (GP/assets 0.19) · ROE 27.6% · Piotroski F-Score N/A.

As-of 2026-10-30 · CIK 0000820313 · all metrics point-in-time as of the filing date.

About

Amphenol Corporation, together with its subsidiaries, designs, manufactures, and markets electrical, electronic, and fiber optic connectors in the United States, China, and internationally.

Show more

It operates through three segments: Communications Solutions, Harsh Environment Solutions, and Interconnect and Sensor Systems. The company offers connectors and connector systems, including high speed, radio frequency, power, fiber optic and other interconnect products; busbars and power distribution systems; power interconnect products; and other products. It also provides value-add products, such as backplane interconnect systems, cable assemblies and harnesses, and cable management products; and other products comprising flexible and rigid printed circuit boards, hinges, other mechanical, and production related products. In addition, the company offers consumer device, network infrastructure, and other antennas; coaxial, power, and specialty cables; and sensors and sensor-based products. It sells its products through its sales force, independent representatives, and a network of electronics distributors to original equipment manufacturers, electronic manufacturing services companies, original design manufacturers, and service providers in the automotive, commercial aerospace, communications networks, defense, industrial, information technology and data communications, mobile devices markets. Additionally, the company provides telecommunication and IT networking solutions.

The company was founded in 1932 and is headquartered in Wallingford, Connecticut.

Industry
Electronic Components
Sector
Technology
State
DE
Filer Category
Large accelerated filer
Fiscal Year End
December 31

Company Snapshot

P/S is the primary valuation lens — earnings are reinvested, not available for P/E.

Market Cap

—

P/E (annual)

—

P/S (annual)

—

P/B

—

P/OCF (annual)

—

Shareholder Yield

—

Employees

170,000

Industry

Electronic Components

Exchange

NYSE

11/11

Flags passed

APH passes 11/11 quality flags

  • PASS
    Gross margin holding
  • PASS
    Dilution within 2%
  • PASS
    FCF not negative from investment
  • PASS
    Disclosure consistent
  • PASS
    Revenue not declining
  • PASS
    Operating margin holding
  • PASS
    Free cash flow intact
  • PASS
    Passes safety gate
  • PASS
    No competitive retreat
  • PASS
    SBC not compressing margin
  • PASS
    No valuation convergence

Strengths Revenue growth accelerating · Operating leverage expanding · Sequential beat (rev + EPS)

No data Balance sheet — not counted as a pass.

A count of the 12 warning flags that could be evaluated. Unweighted: colour follows the worst flag.

Quality Profile

Profitability

1/1 pass
GP / assets
0.19
Return on equity
27.6%
Gross margin trend
PASS

Safety

1/1 pass
Balance-sheet safety
PASS
Debt / equity
1.87
Current ratio
1.89×
Net cash
$5.42B

Cash Flow

3/3 pass
Positive FCF
PASS
Cash-backed earnings
PASS
Accruals healthy
PASS
SBC / revenue
0.6%

Growth

2/2 pass
Revenue growth
51.7%
Piotroski F-Score
N/A
Share dilution
1.1%

Revenue growth and the path to profitability (margin trend) are the primary reads at this stage.

Profitability

Does it make money well?

No warning flags · GP/assets 26th percentile of 47 SIC 36 peers

Gross profitability (GP / assets)

0.19

Primary signal (Novy-Marx).

26th pctl of 47 SIC 36 peers

Return on equity

27.6%

Gross margin

36.9%

24th pctl of 47 SIC 36 peers

Revenue growth (YoY)

51.7%

Gross margin improving

Margin trend vs prior year.

PASS

Operating Leverage

2022202320242025
Revenue vs COGS
Revenue vs OpEx
Op. Income vs Revenue

Growth

Revenue CAGR (3Y)

22.3%

Revenue CAGR (5Y)

21.8%

Earnings CAGR (3Y)

30.9%

FCF CAGR (3Y)

34.7%

Cash Flow Health

Is the cash real?

No warning flags · FCF 3% above net income

Free cash flow

$4.38B

Operating cash flow minus capex.

Positive free cash flow

PASS

FCF vs net income

2.5%

(FCF − net income) ÷ |net income|. Positive: cash above earnings. Negative: below.

FCF not below net income

Fails when free cash flow is below net income (yellow flag).

PASS

Accruals healthy

Cash-backed earnings.

PASS

SBC / revenue

0.6%

Stock-based comp intensity.

Balance Sheet Strength

Can it survive a storm?

No warning flags · net cash $5.42B

Balance-sheet safety

Composite anti-fragile check.

PASS

Debt / equity

1.87

2nd pctl of 45 SIC 36 peers (best = lowest)

Current ratio

1.89×

26th pctl of 47 SIC 36 peers

Quick ratio

1.29×

Net cash

$5.42B

Cash & equivalents minus total debt.

Piotroski F-Score

N/A

Only 8/9 components determinable.

Valuation

Is the price reasonable?

No warning flags

Dividend safety

Composite score

4.0 / 5

Strong
Payout ratio
18.8%5/5 Strong
FCF coverage
5.46×5/5 Strong
Dividend growth streak
10 yr5/5 Strong
Balance-sheet health
D/E 1.87 · IC N/A1/5 Weak

Capital allocation quality

Composite score

4.0 / 5

Strong
Share count trend
1.1%2/5 Fair
Buyback timing
N/AN/A
Dividend growth consistency
10 yr5/5 Strong
Net debt trajectory(deleveraging)
22.3%5/5 Strong

Lifecycle Phase History

20202025
Capital Return
Op. Leverage
Value
Hypergrowth

Price History

APH+327.5% · +33.6% CAGRSPY+82.9% · +12.8% CAGR

View full financial statements →

Source filings on SEC EDGAR: 10-K annual reports · 10-Q quarterly reports