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APAPH

Amphenol (APH) Q1 FY26 earnings call: guidance and Q&A

Earnings call· Mar 2026 (Q1 FY26)· Information Technology· Apr 29, 2026

Source: earnings call transcript

Executive summary

Amphenol Q1 FY26 — record $7.6B sales and $9.4B orders driven by AI/IT datacom and CommScope

Amphenol's quarter is an AI-interconnect story: a broad copper/power/optics portfolio, now widened by CommScope, is capturing outsized share of data-center spend while diversified defense and industrial demand reaccelerates. Management leans into capacity and customer commitments over formal LTAs, and frames the AI cadence as durable but inherently lumpy. The main drag is a discrete China tax overhang lifting the go-forward tax rate.

Highlights

5
  • Record sales of $7.6B, up 58% in USD and 33% organically YoY, exceeding the high end of guidance

  • Record orders of $9.4B, up 78% YoY, for a 1.24:1 book-to-bill with every end market above 1

  • Record adjusted diluted EPS of $1.06, up 68% YoY; adjusted operating margin 27.3%, up 380 bps YoY despite CommScope dilution

  • IT datacom (41% of sales) grew 99% in USD and 81% organically YoY, with nearly all sequential organic growth AI-driven

  • Free cash flow of $831M (89% of net income) and operating cash flow of $1.1B (120% of net income)

Concerns

4
  • China tax matter drove a $130M accrual this quarter (on top of $100M in Q4 2025) plus a $160M prior-period reassessment, lifting the adjusted tax rate to 27% from 24.5%

  • $249M of acquisition-related costs cut GAAP operating margin to 24% and held GAAP EPS growth to 24% (vs 68% adjusted)

  • Automotive was the weakest market at +2% organic (Asia soft), down 7% sequentially

  • Communications networks organic sales were flat YoY as broadband demand moderated

Guidance & targets

CategoryTargetConfidence
Total revenue (Q2)
$8.1B-$8.2B
high materiality
High
Adjusted diluted EPS (Q2)
$1.14-$1.16
high materiality
High
IT datacom sequential revenue (Q2)
Low-teens sequential increase
high materiality
Medium
Defense sequential revenue (Q2)
High-single-digit sequential increase
medium materiality
Medium
Industrial sequential revenue (Q2)
High-single-digit sequential increase
medium materiality
Medium
Automotive sequential revenue (Q2)
Modest sequential increase
low materiality
Low
Commercial air sequential revenue (Q2)
Slight further sequential moderation
low materiality
Low
Communications networks sequential revenue (Q2)
Remain at Q1 levels
low materiality
Low
Mobile devices sequential revenue (Q2)
Modest sequential decline
low materiality
Low
Adjusted effective tax rate (remainder of 2026)
27%
medium materiality
High
Quarterly interest expense net of interest income (remainder of 2026)
~$200M per quarter
medium materiality
High
CommScope (CCS) full-year 2026 sales
~$4.1B
high materiality
Medium
CommScope (CCS) full-year 2026 EPS accretion
$0.15
medium materiality
Medium
Free cash flow conversion (2026)
Within typical range over time
low materiality
Medium

Segment performance

SegmentRevenueYoYQoQMargin
Communications Solutions (reporting segment)
Largest segment; benefited from AI/IT datacom demand and the CommScope acquisition.
Segment operating margin: 30.6%
$4.5B+88% USD; +47% organic—30.6% operating margin
Harsh Environment Solutions (reporting segment)
Supported by defense, industrial and commercial air demand.
Segment operating margin: 28%
$1.7B+34% USD; +23% organic—28% operating margin
Interconnect and Sensor Systems (reporting segment)
Smallest of the three segments by margin; includes sensor and value-add interconnect systems.
Segment operating margin: 20.2%
$1.4B+23% USD; +17% organic—20.2% operating margin
IT datacom (end market)
The dominant growth driver, powered by AI applications plus base IT datacom; CommScope broadens the copper/power/fiber offering.
Share of total sales: 41%Full-year 2025 growth: +124% YoYQ2 guide: low-teens sequential increaseAI attribution: virtually all sequential organic growth was AI-related
41% of total sales+99% USD; +81% organic+27% USD; +16% organic—
Industrial (end market)
Broad-based reacceleration across instrumentation, electrification, oil & gas, medical, heavy equipment and factory automation; marine/RMT modestly softer.
Share of total sales: 20%Q2 guide: high-single-digit sequential increaseOrganic growth across all three major geographiesIncludes CommScope building connectivity business
20% of total sales+52% USD; +16% organic+29% USD; +6% organic—
Communications networks (end market)
Reported growth almost entirely acquisition-driven; organic flat as wireless strength offset broadband softness.
Share of total sales: 12%Q2 guide: remain at Q1 levelsGrowth driven by ANDREW and CommScope additionsWireless growth offset by broadband moderation
12% of total sales+91% USD; flat organic+57% USD; flat organic—
Automotive (end market)
Weakest organic end market; some demand uncertainty, particularly in Asia; content-growth design wins remain the lever.
Share of total sales: 11%Q2 guide: modest sequential increaseNorth America and Europe organic growth offset by softer Asia
11% of total sales+7% USD; +2% organic-7%—
Defense (end market)
Strong book-to-bill; management sees a potential long-term structural demand shift in global defense spending.
Share of total sales: 8%Q2 guide: high-single-digit sequential increaseFull-year 2025 organic growth: +25%Broad-based across segments and geographies
8% of total sales+44% USD; +25% organic+2%—
Commercial air (end market)
Sequential moderation was better than expected; next-generation aircraft demand plus acquisitions expanding the offering.
Share of total sales: 4%Q2 guide: slight further sequential moderationBroad-based strength across commercial aircraft manufacturers
4% of total sales+22% USD; +20% organic-3%—
Mobile devices (end market)
Better-than-expected sequential decline; agility in a dynamic market drove outperformance.
Share of total sales: 4%Q2 guide: modest sequential decline on seasonalityLaptops/accessories growth offset by moderating handsets and wearables
4% of total sales+2% USD; +1% organic-22%—

APH operating KPIs by quarter

APH operating KPIs stated on its earnings calls, by fiscal quarter
KPI Mar 2025 Q1 FY25 Sep 2025 Q3 FY25 Dec 2025 Q4 FY25This call Mar 2026 Q1 FY26 Jun 2026 Q2 FY26Change vs prior quarter
Orders
$5.292B Orders in the quarter were a record $5.292 billion, up a strong 58% compared to the first quarter of 2024 and up 6% sequentially, resulting in a book-to-bill ratio of 1.1:1. Source: earnings call transcript
$6.111B Orders in the quarter were a record $6.111 billion, up a strong 38% compared to the third quarter of 2024 and up 11% sequentially, resulting in a book-to-bill ratio of 0.99:1. Source: earnings call transcript
$8.431B We are very encouraged by our orders in the quarter, which were a record $8.431 billion, up a strong 68% compared to the fourth quarter of 2024 and up 38% sequentially, resulting in a very strong book-to-bill ratio of 1.31:1. Source: earnings call transcript
—
$10.732B Orders in the quarter were a record $10.732 billion, up a strong 94% compared to the second quarter of 2025 and up 14% sequentially, resulting in another very strong book-to-bill ratio of 1.23:1. Source: earnings call transcript
—
Book-to-bill ratio
1.1 ratio Orders in the quarter were a record $5.292 billion, up a strong 58% compared to the first quarter of 2024 and up 6% sequentially, resulting in a book-to-bill ratio of 1.1:1. Source: earnings call transcript
0.99 ratio Orders in the quarter were a record $6.111 billion, up a strong 38% compared to the third quarter of 2024 and up 11% sequentially, resulting in a book-to-bill ratio of 0.99:1. Source: earnings call transcript
1.31 ratio We are very encouraged by our orders in the quarter, which were a record $8.431 billion, up a strong 68% compared to the fourth quarter of 2024 and up 38% sequentially, resulting in a very strong book-to-bill ratio of 1.31:1. Source: earnings call transcript
1.24 ratio Orders in the quarter were a record $9,435 billion, up a strong 78% compared to the first quarter of 2025 and up 12% sequentially, resulting in another very strong book-to-bill ratio of 1.24:1. Source: earnings call transcript
1.23 ratio Orders in the quarter were a record $10.732 billion, up a strong 94% compared to the second quarter of 2025 and up 14% sequentially, resulting in another very strong book-to-bill ratio of 1.23:1. Source: earnings call transcript
-0.8%

Operating figures the company stated on at least two of the calls shown, checked against each call's transcript. Click a figure to read the sentence. A dash means it was not stated that quarter.

Orderbook & backlog

Total orders / book-to-bill Record orders $9.4B; book-to-bill 1.24:1 Q1 FY26 (quarter ended March 31, 2026)

Orders +78% YoY, +12% sequentially

This is orders and book-to-bill (not a contracted RPO/backlog dollar figure). Every end market posted a book-to-bill of at least 1, led by IT datacom, defense, commercial air and industrial. IT datacom book-to-bill was ~1.24 vs ~1.31 in Q4 2025. Company does not disclose a total backlog dollar amount.

Deals & partnerships

CommScope (Connectivity and Cable Solutions / CCS) acquisition

Adds industry's broadest range of high-speed copper, power and fiber-optic interconnect plus a building-connectivity business selling into 150+ countries; complementary rack-to-rack and between-data-center connectivity. Originally framed as a ~$3.5B-$3.6B business with mid-teens growth at announcement.

ANDREW acquisition

Referenced as a prior acquisition strengthening Amphenol's position with service-provider and OEM customers in communications networks (wireless applications).

Trexon acquisition

Cited as a prior acquisition that expanded Amphenol's defense interconnect scope into more advanced RF interconnect (active and passive).

Risks & headwinds

China tax matter (unfavorable determinations from Chinese tax authorities) 27% rate expected to persist for remainder of 2026

$130M accrual in Q1 2026 plus $100M in Q4 2025 (covering full received notices), plus a $160M prior-period reassessment provision; raised adjusted tax rate to 27% from 24.5%

Mitigation:Full amount of received tax payment notices now accrued; $130M and $160M excluded from adjusted results

Automotive demand uncertainty, particularly softer Asia Q2 2026 modest sequential increase expected

Automotive +2% organic YoY, -7% sequentially

Mitigation:Focus on new design wins increasing electronic content per vehicle

Broadband demand moderation in communications networks Q2 2026 expected to remain at Q1 levels

Organic sales flat YoY (reported +91% USD driven by ANDREW/CommScope)

Mitigation:Wireless application growth and expanded CommScope/ANDREW technology offering

Cost and tariff inflation Ongoing

Not quantified; described as a lesser/margin-level impact

Mitigation:Factory productivity, vendor actions, and pricing as the last lever set by general managers per business

AI investment cadence volatility (potential overbuild / demand air-pockets) Long-term

Unquantified; management acknowledged there 'will be ups and downs'

Mitigation:Broad product suite, proven execution, and customer capacity commitments; long-term prospects viewed as strong

Fiber supply demand pressure for CommScope Ongoing

Unquantified; strong global fiber demand noted

Mitigation:Team meeting customer demand; Amphenol balance sheet supports capacity investment

Geopolitical / defense environment uncertainty (Middle East, Ukraine) Ongoing

Unquantified

Mitigation:Diversified defense position and prior capacity/product expansions; monitoring and supporting employees in conflict regions

Q&A highlights

How is CCS demand tracking against the mid-teens growth assumed at deal announcement, and are there bare-fiber or preform supply constraints?

CCS is outperforming the mid-teens plan, growing at roughly Amphenol's organic pace in Q1; the company still expects ~$4.1B in 2026 sales and $0.15 accretion. Despite strong global fiber demand, the team is meeting customer demand and is now backed by Amphenol's balance sheet to invest in growth.

“we continue to expect the company to deliver this year, as we said, roughly $4.1 billion in sales and $0.15 of accretion”

asked by Samik Chatterjee · answered by R. Norwitt

4 min read 7 chapters

Detailed narrative

Record quarter driven by AI and CommScope integration

Amphenol posted record sales of $7.6B (+58% USD, +33% organic YoY) and record adjusted EPS of $1.06 (+68% YoY), both above the high end of guidance. Adjusted operating margin was 27.3%, up 380 bps YoY and only 20 bps below the prior quarter despite CommScope's near-term dilution.

Management attributed the beat to robust operating leverage on higher volumes and disciplined cost execution across all three segments. The company's sales run rate has more than doubled over the two years from Q1 2024 to Q1 2026.

IT datacom and the AI interconnect opportunity

IT datacom reached just over 40% (41%) of sales and grew 99% in USD and 81% organically YoY, with virtually all of the 16% sequential organic growth AI-related. Management stressed that with CommScope added, Amphenol now offers the industry's broadest range of high-speed copper, power, and fiber-optic interconnect — spanning passive and active copper and optics — positioning it across the full AI ecosystem from hyperscalers to systems makers to chip designers.

On CPO and next-generation architectures, management declined to quantify content but argued that 'no matter what, there's going to be more interconnect,' emphasizing proven execution as a durable competitive edge. IT datacom grew 124% for full-year 2025.

CommScope acquisition performance and strategic fit

CommScope closed at the beginning of January 2026 and is now expected to deliver ~$4.1B in 2026 sales with $0.15 of EPS accretion, above the ~$3.5B-$3.6B / mid-teens-growth framing at signing. On a like-for-like basis CCS grew roughly in line with Amphenol's own organic growth in Q1.

It opens complementary data-center connectivity (rack-to-rack and between data centers), a new building-connectivity business selling into 150+ countries via a distinct distribution channel, and cross-sell opportunities for Amphenol antennas and sensors. Management framed CommScope as a team of 'fighters' now backed by a stronger balance sheet supportive of growth investment.

Orders, book-to-bill and customer capacity commitments

Orders were a record $9.4B, up 78% YoY and 12% sequentially, for a 1.24:1 book-to-bill with every end market above 1 — led by IT datacom, defense, commercial air, and industrial. IT datacom's book-to-bill this quarter was ~1.24, below the ~1.31 posted in Q4 2025.

Rather than formal long-term supply agreements, management described customers 'opening up their order apertures' and in some cases co-investing in Amphenol's capacity, giving confidence to fund capacity and automation for ultra-high-precision products. Management said it would not discuss these arrangements explicitly but confirmed there is more of this activity than in the past.

Diversified end-market recovery: industrial and defense

Industrial (20% of sales) grew 52% USD and 16% organic, with broad reacceleration across instrumentation, electrification, oil & gas, lighting, medical, heavy equipment and factory automation (all strong double-digit organic), while marine/RMT lagged modestly. Defense (8% of sales) grew 44% USD and 25% organic, broad-based across segments and geographies, with management citing a potential long-term structural demand shift from missile defense, smart munitions, and next-generation programs — including new-generation defense contractors — supported by prior capacity expansions and the Trexon acquisition.

Defense grew 25% organically in 2025 (21% company-wide organic full year context).

Margins, cost environment and pricing

Adjusted operating margin of 27.3% was just below the record margins of H2 2025 and included CommScope dilution. Management said the cost/tariff environment has not been supportive but has been largely offset through factory productivity and vendor actions, with pricing used as the last lever and decided at the general-manager level per business based on the value delivered.

GAAP operating margin was 24%, reduced by $249M of acquisition-related costs ($179M non-cash amortization of acquired backlog and inventory step-up, plus $70M external transaction costs).

China tax matter and balance sheet

Amphenol booked a $130M tax accrual in Q1 tied to unfavorable determinations from Chinese tax authorities, which with a $100M Q4 2025 accrual covers the full amount of received tax payment notices. A related reassessment of prior-period tax assumptions added a $160M provision; both the $130M and $160M items were excluded from adjusted results.

The matter, plus income shift to higher-tax jurisdictions, lifted the effective tax rate to 27% for the rest of 2026. Total debt was $18.7B, net debt $14.2B, liquidity $7.6B (including $4.6B cash and short-term investments), EBITDA $2.3B, and net leverage 1.6x.

Summary of the company's earnings call; see how call summaries are prepared. Not investment advice.