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Pacific Biosciences of California (PACB) Q2 FY26 earnings call: guidance and Q&A

Earnings call· Jun 2026 (Q2 FY26)· Health Care· Aug 5, 2026

Source: earnings call transcript

Executive summary

PACB Q2 FY26 — Spark Next Rollout and CEO Transition Amidst Revised Outlook

Pacific Biosciences reported a mixed Q2 FY26, marked by a CEO transition and the full commercial launch of its Spark Next chemistry, which is driving multi-system Revio orders and clinical adoption. Despite strong customer enthusiasm for Spark Next and significant scientific validation for HiFi sequencing, the company lowered its full-year revenue and gross margin guidance, pushing cash flow breakeven to 2028, citing Spark Next transition dynamics, elevated compute costs, and funding headwinds in key regions. The new leadership is focused on scaling growth, sharpening execution, and optimizing the organization.

Highlights

5
  • Spark Next full global commercial rollout with strong customer enthusiasm; over a third of install base opted into new software by June.

  • Clinical customer consumables shipments grew 67% year-over-year, representing a mid-teens percentage of total consumables.

  • 20 Revio systems sold in Q2 FY26, up from 15 in Q2 FY25, with 60% to new customers and 45% as multi-instrument orders.

  • EMEA revenue increased 52% year-over-year to $14.4 million, remaining the fastest-growing region.

  • Two significant publications in New England Journal of Medicine and Nature Genetics reinforced HiFi long-read sequencing's clinical utility.

Concerns

8
  • Full-year 2026 revenue guidance lowered to $155 million-$165 million from prior expectations.

  • Non-GAAP gross margin declined to 36% in Q2 FY26 from 38% in Q2 FY25, impacted by compute cost inflation and Vega manufacturing transition costs.

  • Full-year 2026 non-GAAP gross margin guidance lowered to 35%-37%.

  • Cash flow breakeven pushed from end of 2027 to 2028.

  • Americas revenue declined slightly year-over-year due to ongoing NIH and academic funding constraints.

  • Asia Pacific revenue decreased 45% year-over-year to $7 million due to program conclusion and funding headwinds.

  • Vega system sales decreased to 26 in Q2 FY26 from 38 in Q2 FY25 due to funding uncertainty.

  • Consumables pull-through for FY26 expected to be $200,000-$225,000 per Revio system, lower than previous expectations, due to inventory work-down and validation.

Guidance & targets

CategoryTargetConfidence
Full-year 2026 Revenue
$155M-$165M
high materiality
Medium
Full-year 2026 Non-GAAP Gross Margin
35%-37%
high materiality
Medium
Full-year 2026 Cash Balance
$175M-$185M
medium materiality
Medium
Full-year 2026 Non-GAAP Operating Expenses
$215M-$220M
medium materiality
High
Cash Flow Breakeven
2028
high materiality
Medium
Full-year 2026 Consumables Pull-through per Revio system
$200,000-$225,000
medium materiality
Medium
Workforce Reduction
~40 employees
medium materiality
High
Compensation Related Expenses Reduction
$15M-$20M
medium materiality
High
Additional Annual Savings (Development Spending)
$15M-$20M
medium materiality
High
Spark Next Software Adoption
>50% of install base by end of Q3, vast majority by year-end
low materiality
High
Vega Spark Next Chemistry Launch
Launch later in August
medium materiality
High

Segment performance

SegmentRevenueYoYQoQMargin
Americas
Ongoing NIH and broader academic funding uncertainty continued to weigh on capital purchasing decisions.
$17.6Mdown slightly——
Asia Pacific
Primarily reflecting the conclusion of a significant population sequencing program, continued academic and government funding headwinds, and lower consumables demand as customers completed SPARC Next workflow validation and worked through existing reagent inventory.
$7Mdecreased 45%——
EMEA
Reflecting continued clinical adoption as hospitals and clinical customers transitioned from pilot programs into routine production, together with growing demand for the Vega platform and a significant strategic multi-system revenue placement supporting a large-scale national genomics initiative.
$14.4Mincreased 52%——

Product announcements

ProductTypeDetails
Spark Next chemistry on Vega systemlaunch
Spark Next consumer softwareupdate

Deals & partnerships

New population scale customer Significant order for several Revio systems

This deal, coupled with the Base Camp opportunity, signals PacBio's entry into larger population-level genomic studies, unlocked with SPARCnext.

Base Camp research Collaboration to run samples for AI model development

The collaboration is going very well, leveraging PacBio's comprehensive and multi-omic data for AI model development.

Risks & headwinds

Academic and government funding constraints Ongoing

Americas revenue was down slightly year-over-year.

Mitigation:Commercial customer activity remained resilient, and the company continued expanding its Vega installed base within public health laboratories.

Asia Pacific funding headwinds and program conclusion Q2 FY26

Asia Pacific revenue decreased 45% year-over-year to $7 million.

Mitigation:Customers across the region are actively evaluating Spark Next ahead of stepping up to volume purchases, with conversion expected as the year progresses.

Spark Next transition (customer inventory work-down and workflow validation) Through Q3 FY26, with reorders expected in coming months.

Consumables pull-through for the full year 2026 expected to be $200,000-$225,000 per Revio system, reflecting a narrow range due to timing of customer purchases.

Mitigation:Expect expansion of Spark Next usage and reorders as accounts work through inventory and complete validation. Long term, improved cost-per-genome economics should support higher utilization.

Elevated compute and memory costs Persisting through the rest of 2026.

Impacted non-GAAP gross margin, which declined to 36% in Q2 FY26 from 38% in Q2 FY25. Full-year 2026 non-GAAP gross margin guidance lowered to 35%-37%.

Mitigation:Strategic purchases of memory components were made to support future production through the end of 2026; expecting stabilization of memory prices.

Vega manufacturing transition costs (insourcing) Expected to conclude by the end of 2026.

$1.1 million impact on Q2 FY26 non-GAAP gross margin. Full-year 2026 non-GAAP gross margin guidance includes approximately $2.5 million in these temporary costs.

Mitigation:Accelerating the transition to insource manufacturing to cut long-term costs and improve future financial performance.

More gradual recovery in China FY26

Cited as a factor in lowering full-year 2026 revenue expectations.

Mitigation:Not explicitly stated, but general expectation for evaluation activity to convert to routine ordering as the year progresses.

What to watch in Q3 FY26

Consumables pull-through per Revio system

Next quarter / H2 FY26
Current ~$202,000 annualized (Q2 FY26)
Target Increase from current range, reflecting higher utilization post-Spark Next validation

Why it matters

Indicates successful customer adoption of Spark Next and its multi-use features, driving consumables revenue growth.

However, we now expect his symbols pulled through for the full year to be 200,000 to 225,000 per radio system due to the pace of demand we are experiencing today. The narrow range reflects the timing of customer purchases as several accounts that received large Q1 shipments are now working through existing inventory while evaluating the multi-use feature. As we continue to roll out the Spark Next transition into late 2026 and 2027, we anticipate this range increasing.

Find out whether PACB delivers this. Inve re-checks your case every morning.

Q&A highlights

What proportion of new Revio and Vega customers are clinical, and how is this trend evolving?

Mark Van Owen confirmed that the majority of new Revio placements are going to clinical accounts, indicating continued momentum. For Vega, while units were lower year-over-year, 81% went to new customers, with public health labs showing increased adoption for wastewater testing and other high-throughput applications.

“In terms of the clinical adoption, the majority of those are going to clinical accounts.”

asked by Kyle Mixon · answered by Mark Van Owen

3 min read 6 chapters

Detailed narrative

CEO Transition and Strategic Focus

Mark Van Owen assumed the role of President and CEO, succeeding Christian Henry, effective immediately. The transition is described as seamless, with Van Owen focusing on scaling growth, sharpening execution, and operating a leaner, more focused organization built around highest conviction growth drivers.

His priorities include leveraging successful EMEA strategies globally, driving Spark Next adoption, and expanding understanding of disease biology through enhanced HiFi throughput, cost efficiency, and data access. The company initiated a targeted reorganization to integrate marketing more closely with commercial, aiming to maximize growth opportunities in the clinical market.

Spark Next Chemistry Rollout and Impact

The full global commercial rollout of Spark Next chemistry was a key highlight of the quarter, with strong customer enthusiasm. By June, over a third of the install base opted into the new software that facilitates Spark Next usage. Spark Next provides a significant increase in sequencing throughput per run, enabling multi-use smart cells and reducing the US list price to $345 per 20x HiFi human genome, a 30% reduction.

This improved economic profile is expected to drive volume in the second half of 2026 and beyond, with the first wave of reorders anticipated in the coming months as customers complete validation and work through existing inventory.

Instrument Placements and Market Expansion

PACBio sold 20 Revio systems in Q2 FY26, an increase from 15 in the prior year, with 60% going to new customers and 45% as part of multi-instrument purchase orders. Cumulative Revio shipments reached 366 systems. The company also sold 26 Vega systems, down from 38 in the prior year, with 81% going to new customers.

Multi-system Revio orders, including a significant placement to a new population-scale customer, signal the company's entry into larger genomic studies. Clinical customers are also transitioning from R&D to more routine production sequencing with HiFi technology.

Scientific Validation and Clinical Adoption

Two recent publications reinforced the clinical utility of HiFi long-read sequencing. An article in the New England Journal of Medicine demonstrated 96.4% concordance with standard of care for rare disease diagnostics, improving or refining diagnoses in 3.4% of cases. Another article in Nature Genetics supported the move to a 'one-test paradigm' for medical genetics.

These validations strengthen the company's conviction that long-read sequencing can shift the standard of care. Clinical consumables shipments grew 67% year-over-year, representing a mid-teens percentage of total consumables, indicating strong adoption in this market.

Financial Headwinds and Cost Management

The company faced several financial headwinds, including ongoing NIH and academic funding constraints in the Americas, which led to a slight revenue decline in the region. Asia Pacific revenue decreased 45% year-over-year due to the conclusion of a significant program and funding issues.

Non-GAAP gross margin was impacted by previously discussed compute cost inflation and $1.1 million in costs associated with transitioning Vega manufacturing in-house. To mitigate these, a restructuring was initiated to reduce the workforce by approximately 40 employees, aiming to lower ongoing operating expenses by $15 million-$20 million in FY27, while preserving investment in high-priority growth initiatives.

Vega Platform Development

The Spark Next chemistry is scheduled to launch on the Vega system later in August. This update will enable higher throughput of up to 90 gigabases per run and lower DNA input requirements, enhancing the system's capabilities. Management expects this to expand the application set for Vega and drive increased utilization, particularly in public health laboratories for applications like wastewater testing.

Despite funding uncertainty impacting new Vega orders, customer conversations remain constructive, and the average selling price for Vega has returned to normalized levels.

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