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Waters (WAT) Q1 FY26 earnings call: guidance and Q&A

Earnings call· Mar 2026 (Q1 FY26)· Health Care· May 5, 2026

Source: earnings call transcript

Executive summary

Waters Corporation Q1 FY26 — Strong Organic Growth and Biosciences Integration

Waters Corporation delivered a strong Q1 FY26, driven by double-digit organic growth in its legacy businesses and better-than-expected performance from newly acquired Biosciences and Diagnostic Solutions. The company is executing a 180-day plan to reinvigorate growth in the acquired businesses, focusing on operational improvements and early revenue synergies. Management raised its full-year growth and EPS outlook, expressing confidence in a mid-teens adjusted EPS growth algorithm through the end of the decade.

Highlights

5
  • Total company as reported revenue was $1.267 billion, exceeding expectations.

  • Organic revenue grew 13% as reported and 11% in constant currency, 200 basis points above the high end of guidance.

  • Biosciences and Diagnostic Solutions revenue exceeded guidance by $40 million and grew an estimated 7% on a reported basis.

  • Adjusted EPS grew 20% year-over-year to $2.70 per share, exceeding the high end of guidance by $0.35.

  • Analytical Sciences division grew 12% in constant currency, with pharma growing mid-teens and academic/government high teens.

Concerns

4
  • Biosciences instruments remain pressured due to U.S. academic and government trends and ongoing China-related constraints.

  • A $20 million headwind in respiratory testing due to a weak flu season impacted Diagnostic Solutions growth.

  • Biosciences declined 1% on a full quarter pro forma basis, despite overall improvement, due to China-related issues.

  • Material Sciences division grew low single digits, reflecting soft trends in core industrial applications.

Guidance & targets

CategoryTargetConfidence
Full-year 2026 organic constant currency revenue growth
6.5% to 8%
high materiality
High
Full-year 2026 Biosciences and Diagnostic Solutions reported revenue
approximately $3.035 billion
high materiality
High
Full-year 2026 total reported revenue
approximately $6.405 billion to $6.455 billion
high materiality
High
Full-year 2026 adjusted EPS
$14.40 per share to $14.60 per share
high materiality
High
Q2 2026 organic constant currency revenue growth
6% to 8%
medium materiality
High
Q2 2026 organic reported revenue
$814 million to $829 million
medium materiality
High
Q2 2026 Biosciences and Diagnostic Solutions revenue
approximately $802 million
medium materiality
High
Q2 2026 total reported revenue
$1.616 billion to $1.631 billion
medium materiality
High
Q2 2026 adjusted earnings per fully diluted share
$2.95 to $3.05
medium materiality
High
Full-year 2026 tax rate
approximately 16%
medium materiality
High
Full-year 2026 adjusted EBIT margin
28.2%
high materiality
High
Full-year 2026 net interest expense
approximately $186 million
medium materiality
High
Mid-term pro forma growth rate
progressively upwards into the high single digits
low materiality
Medium
Adjusted operating margin expansion
at least 100 basis points
high materiality
High
Adjusted EPS growth algorithm
mid-teens
high materiality
High
Full-year 2026 organic reported revenue
$3.37 billion to $3.42 billion
high materiality
High

Segment performance

SegmentRevenueYoYQoQMargin
Americas
As reported revenue for the region.
$505 million———
Europe
As reported revenue for the region.
$412 million———
Asia
As reported revenue for the region.
$350 million———
Analytical Sciences division
Grew 12% in constant currency. Pharma grew mid-teens, academic and government grew high teens, industrial grew low single digits. Asia grew nearly 30%, led by over 50% growth in China, low teens growth in India and Japan.
Instruments grew 8% (constant currency)Chemistry grew 13% (constant currency)Service grew 14% (constant currency)
$607 million14%——
Biosciences division
Estimated as-reported growth from closing date to end of quarter. Instruments remain pressured due to U.S. academic and government trends and China-related constraints. Europe grew over 30%, Americas grew 10%, Asia declined high teens (led by China).
Reagents grew low double digitsFlow Research grew 7%Flow Clinical grew 7%Full quarter pro forma growth: -1%Ex-China full quarter pro forma growth: 4%
$232 million7%——
Advanced Diagnostics division
Comprises Diagnostic Solutions and the mass spec Diagnostics clinical business unit. Excluding respiratory headwinds, grew 7.5% on a full quarter pro forma basis.
Full quarter pro forma growth: 3%4.5% headwind from respiratory2% headwind from China
$349 million———
Diagnostic Solutions (within Advanced Diagnostics)
Estimated underlying growth from transaction closing date to end of quarter. Microbiology ex-China grew low double digits, while China declined 12% due to DRG headwinds.
Microbiology grew 10% (owned period)Molecular Diagnostics and Point of Care revenue: $84 million (owned period)Full quarter pro forma growth: 1%Microbiology full quarter pro forma growth: 5%Excluding respiratory headwind, full quarter pro forma growth: 6%
$288 million8%——
Clinical business unit (within Advanced Diagnostics)
Grew 14% in constant currency despite DRG weakness in China. Strength led by double-digit growth in Americas and Europe.
$61 million16%——
Material Sciences division
Grew 2% in constant currency. Led by strength in high-growth segments such as batteries, electronics testing, and aerospace, with momentum in electric vehicles and data center applications. Partially offset by soft trends in core industrial applications.
$79 million6%——

Product announcements

ProductTypeDetails
Next-generation Microflow LC Chemistry Columns with MaxPeak Premier technologylaunch
OmniDAWN Multi Angle Light Scattering Detectorlaunch
BD Onclarity HPV self-collection kit and BD Onclarity HPV assaylaunch

Deals & partnerships

Biosciences and Diagnostic Solutions business of Becton, Dickinson and Company (BD) acquisition

Waters Corporation acquired the Biosciences and Diagnostic Solutions business from BD, marking the start of a new powerful era of growth across four divisions.

Risks & headwinds

Respiratory testing headwind Q1 FY26

$20 million

Mitigation:Not expected to recur in the second half of the year.

China-related constraints on Biosciences instruments Ongoing

Impacted instrument sales

Mitigation:Localize the China portfolio in H2 2026, launch additional new products, implement incremental commercial actions, and streamline export processes.

DRG weakness in China Q1 FY26

Impacted Clinical business unit and Diagnostic Solutions growth

Mitigation:Will annualize into the baseline in the second half of the year, positioning the business for continued acceleration.

Elevated freight, raw materials and component costs due to Middle East conflict Balance of the year

Anticipated impact

Mitigation:Range of operational initiatives in place to fully offset anticipated impact.

Q&A highlights

Clarification on the components of the raised guidance, specifically the $35 million in revenue synergies and the impact of pricing actions.

Management explained that the $35 million in revenue synergies are tied to instrument replacement, service plan attachment, and e-commerce. Pricing actions, tariff mitigation, and reagent rental contract compliance are additional opportunities not yet embedded in the guidance, with the 180-day plan already showing early impact on funnel reviews and commercial activity.

“What's not really incorporated is the 180-day plan, which is having quite an early impact.”

asked by Tycho Peterson · answered by Udit Batra

2 min read 6 chapters

Detailed narrative

180-Day Growth Revitalization Plan for Acquired Businesses

Immediately after the February 9 closing date, Waters launched a 180-day plan to reinvigorate growth in the Biosciences and Diagnostic Solutions businesses. This plan focuses on rapid execution initiatives, including substantially increasing the frequency and rigor of forecast and funnel reviews, leading to greater visibility, faster decision-making, and improved commercial execution.

These actions have driven meaningful increases in call volume, customer visits, and pipeline generation, contributing to stronger funnel trends and overall commercial momentum.

Pricing Discipline and Contract Compliance Initiatives

Waters has deployed its experienced pricing team across the newly acquired Biosciences and Diagnostic Solutions segments, establishing two new deal desks. Initial pricing actions have already begun to augment revenue performance. Furthermore, an active review of reagent rental contracts and utilization data in U.S.

Diagnostic Solutions identified approximately 700 out of 1,600 contracts that are out of compliance, representing a double-digit million shortfall annually. This presents a significant opportunity to improve operational follow-through in the coming quarters.

China Localization Strategy for Flow Instruments

To address China-related constraints, including export restrictions and the lack of a localized product portfolio, Waters has approved and initiated actions to localize manufacturing of Flow instruments in China. This strategy aims to improve market access and reduce export complexity, leveraging the same playbook successfully applied to the Analytical Sciences business.

Manufacturing of key products in China for China is intended to begin in the third quarter, providing impetus for competing in tenders requiring local production.

Synergy Realization and Cost Optimization

The company remains firmly on track to deliver $55 million in cost synergies for 2026, driven by organizational optimization, procurement savings, and network optimization. Restructuring plans are in advanced stages, with associated savings expected to impact the P&L starting in Q3.

Revenue synergies are ahead of plan, with cross-selling already active and further contributions anticipated from instrument replacement, service plan attachment, and e-commerce, targeting $50 million in revenue synergies this year.

Three-Phase Value Creation Roadmap

Waters outlined a three-phase roadmap for sustained long-term growth. Phase I, currently underway, focuses on immediate operational improvements and early revenue synergies. Phase II will incorporate the full first tranche of revenue synergy levers, including instrument replacement, service plan attachment, and e-commerce, starting in Q3.

Phase III will leverage new product launches and joint capabilities to drive growth into high single digits and achieve at least 100 basis points of adjusted operating margin expansion annually through the end of the decade, supporting a mid-teens adjusted EPS growth algorithm.

LCMS Instrument Replacement Cycle and Future Outlook

The LCMS instrument replacement cycle is progressing well, starting with large pharma and CDMOs, with CROs, Chinese branded generics, and some biotechs still expected to contribute, providing a strong runway into 2027. The significant instrument placements in 2021 and 2022 are anticipated to drive another replacement cycle in 2029-2030.

Reshoring dynamics are expected to bridge any potential air pocket in 2028, ensuring a seamless transition between replacement cycles.

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