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Side-by-side financial comparison of Amphenol (APH) and Genuine Parts Company (GPC). Click either name above to swap in a different company.

Amphenol is the larger business by last-quarter revenue ($6.4B vs $6.3B, roughly 1.0× Genuine Parts Company). Amphenol runs the higher net margin — 18.6% vs 3.0%, a 15.6% gap on every dollar of revenue. On growth, Amphenol posted the faster year-over-year revenue change (49.1% vs 6.8%). Amphenol produced more free cash flow last quarter ($1.5B vs $-33.6M). Over the past eight quarters, Amphenol's revenue compounded faster (40.6% CAGR vs 2.5%).

Amphenol Corporation is an American producer of electronic and fiber optic connectors, cable and interconnect systems such as coaxial cables. Amphenol is a portmanteau from the corporation's original name, American Phenolic Corp.

Genuine Parts Company (GPC) is an American automotive and industrial parts distributor based in Atlanta, Georgia. Established by brothers Carlyle and Malcolm Fraser in 1928, the company has approximately 60,000 employees. In addition to the United States, GPC has operated in Australasia, Belgium, Canada, France, Germany, Mexico, the Netherlands, Poland, and the United Kingdom.

APH vs GPC — Head-to-Head

Bigger by revenue
APH
APH
1.0× larger
APH
$6.4B
$6.3B
GPC
Growing faster (revenue YoY)
APH
APH
+42.3% gap
APH
49.1%
6.8%
GPC
Higher net margin
APH
APH
15.6% more per $
APH
18.6%
3.0%
GPC
More free cash flow
APH
APH
$1.5B more FCF
APH
$1.5B
$-33.6M
GPC
Faster 2-yr revenue CAGR
APH
APH
Annualised
APH
40.6%
2.5%
GPC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
APH
APH
GPC
GPC
Revenue
$6.4B
$6.3B
Net Profit
$1.2B
$188.5M
Gross Margin
38.2%
37.3%
Operating Margin
26.8%
Net Margin
18.6%
3.0%
Revenue YoY
49.1%
6.8%
Net Profit YoY
60.2%
-3.0%
EPS (diluted)
$0.93
$1.37

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
APH
APH
GPC
GPC
Q1 26
$6.3B
Q4 25
$6.4B
$6.0B
Q3 25
$6.2B
$6.3B
Q2 25
$5.7B
$6.2B
Q1 25
$4.8B
$5.9B
Q4 24
$4.3B
$5.8B
Q3 24
$4.0B
$6.0B
Q2 24
$3.6B
$6.0B
Net Profit
APH
APH
GPC
GPC
Q1 26
$188.5M
Q4 25
$1.2B
$-609.5M
Q3 25
$1.2B
$226.2M
Q2 25
$1.1B
$254.9M
Q1 25
$737.8M
$194.4M
Q4 24
$746.1M
$133.1M
Q3 24
$604.4M
$226.6M
Q2 24
$524.8M
$295.5M
Gross Margin
APH
APH
GPC
GPC
Q1 26
37.3%
Q4 25
38.2%
35.0%
Q3 25
38.1%
37.4%
Q2 25
36.3%
37.7%
Q1 25
34.2%
37.1%
Q4 24
34.3%
35.9%
Q3 24
33.6%
36.8%
Q2 24
33.6%
36.6%
Operating Margin
APH
APH
GPC
GPC
Q1 26
Q4 25
26.8%
-13.8%
Q3 25
27.5%
4.7%
Q2 25
25.1%
5.5%
Q1 25
21.3%
4.3%
Q4 24
22.1%
2.9%
Q3 24
20.3%
5.0%
Q2 24
19.4%
6.5%
Net Margin
APH
APH
GPC
GPC
Q1 26
3.0%
Q4 25
18.6%
-10.1%
Q3 25
20.1%
3.6%
Q2 25
19.3%
4.1%
Q1 25
15.3%
3.3%
Q4 24
17.3%
2.3%
Q3 24
15.0%
3.8%
Q2 24
14.5%
5.0%
EPS (diluted)
APH
APH
GPC
GPC
Q1 26
$1.37
Q4 25
$0.93
$-4.38
Q3 25
$0.97
$1.62
Q2 25
$0.86
$1.83
Q1 25
$0.58
$1.40
Q4 24
$0.16
$0.96
Q3 24
$0.48
$1.62
Q2 24
$0.41
$2.11

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
APH
APH
GPC
GPC
Cash + ST InvestmentsLiquidity on hand
$11.4B
$500.0M
Total DebtLower is stronger
$14.6B
$4.6B
Stockholders' EquityBook value
$13.4B
$4.5B
Total Assets
$36.2B
$21.0B
Debt / EquityLower = less leverage
1.09×
1.03×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APH
APH
GPC
GPC
Q1 26
$500.0M
Q4 25
$11.4B
Q3 25
$3.9B
Q2 25
$3.2B
Q1 25
$1.7B
Q4 24
$3.3B
Q3 24
$1.6B
Q2 24
$1.3B
Total Debt
APH
APH
GPC
GPC
Q1 26
$4.6B
Q4 25
$14.6B
$4.8B
Q3 25
$7.1B
Q2 25
$7.1B
Q1 25
$6.8B
Q4 24
$6.5B
$4.3B
Q3 24
$5.1B
Q2 24
$5.0B
Stockholders' Equity
APH
APH
GPC
GPC
Q1 26
$4.5B
Q4 25
$13.4B
$4.4B
Q3 25
$12.5B
$4.8B
Q2 25
$11.5B
$4.7B
Q1 25
$10.3B
$4.4B
Q4 24
$9.8B
$4.3B
Q3 24
$9.5B
$4.7B
Q2 24
$9.0B
$4.5B
Total Assets
APH
APH
GPC
GPC
Q1 26
$21.0B
Q4 25
$36.2B
$20.8B
Q3 25
$27.1B
$20.7B
Q2 25
$25.7B
$20.4B
Q1 25
$22.9B
$19.8B
Q4 24
$21.4B
$19.3B
Q3 24
$19.6B
$20.3B
Q2 24
$18.6B
$18.9B
Debt / Equity
APH
APH
GPC
GPC
Q1 26
1.03×
Q4 25
1.09×
1.08×
Q3 25
0.57×
Q2 25
0.62×
Q1 25
0.66×
Q4 24
0.66×
0.99×
Q3 24
0.54×
Q2 24
0.56×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
APH
APH
GPC
GPC
Operating Cash FlowLast quarter
$1.7B
Free Cash FlowOCF − Capex
$1.5B
$-33.6M
FCF MarginFCF / Revenue
22.8%
-0.5%
Capex IntensityCapex / Revenue
3.9%
Cash ConversionOCF / Net Profit
1.44×
TTM Free Cash FlowTrailing 4 quarters
$4.4B
$548.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APH
APH
GPC
GPC
Q1 26
Q4 25
$1.7B
$380.1M
Q3 25
$1.5B
$341.6M
Q2 25
$1.4B
$209.9M
Q1 25
$764.9M
$-40.8M
Q4 24
$847.1M
$155.0M
Q3 24
$704.0M
$484.3M
Q2 24
$664.1M
$293.6M
Free Cash Flow
APH
APH
GPC
GPC
Q1 26
$-33.6M
Q4 25
$1.5B
$260.7M
Q3 25
$1.2B
$240.0M
Q2 25
$1.1B
$81.0M
Q1 25
$576.3M
$-160.7M
Q4 24
$647.3M
$-26.7M
Q3 24
$474.0M
$358.0M
Q2 24
$522.8M
$150.1M
FCF Margin
APH
APH
GPC
GPC
Q1 26
-0.5%
Q4 25
22.8%
4.3%
Q3 25
19.6%
3.8%
Q2 25
19.8%
1.3%
Q1 25
12.0%
-2.7%
Q4 24
15.0%
-0.5%
Q3 24
11.7%
6.0%
Q2 24
14.5%
2.5%
Capex Intensity
APH
APH
GPC
GPC
Q1 26
Q4 25
3.9%
2.0%
Q3 25
4.2%
1.6%
Q2 25
5.3%
2.1%
Q1 25
3.9%
2.0%
Q4 24
4.6%
3.1%
Q3 24
5.7%
2.1%
Q2 24
3.9%
2.4%
Cash Conversion
APH
APH
GPC
GPC
Q1 26
Q4 25
1.44×
Q3 25
1.18×
1.51×
Q2 25
1.30×
0.82×
Q1 25
1.04×
-0.21×
Q4 24
1.14×
1.17×
Q3 24
1.16×
2.14×
Q2 24
1.27×
0.99×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

APH
APH

Communications Solutions Segment$3.5B54%
Harsh Environment Solutions Segment$1.7B26%
Sales Channel Through Intermediary$1.4B21%

GPC
GPC

Segment breakdown not available.

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