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Pacific Biosc Stock Price, News & Analysis

PACB NASDAQ

Company Description

Pacific Biosciences of California, Inc. (PacBio) (NASDAQ: PACB) is a life science technology company that designs, develops, and manufactures advanced sequencing solutions for genetic analysis. According to the company’s own descriptions in multiple press releases, PacBio focuses on high-quality, highly accurate sequencing technologies that help scientists and clinical researchers resolve genetically complex problems across a broad range of research areas.

PacBio operates in the analytical laboratory instrument manufacturing industry within the manufacturing sector. As described in its business overview and investor communications, the company develops, manufactures, and markets an integrated platform for genetic analysis and sequencing. Its solutions are used in applications such as human germline sequencing, plant and animal sciences, infectious disease and microbiology, oncology, and other emerging genomics research areas.

Core technologies and sequencing approach

PacBio emphasizes HiFi long-read sequencing as a central technology across its product and application portfolio. In multiple news releases, the company describes HiFi sequencing as a high-accuracy long-read approach that can detect complex genomic variants, resolve challenging regions of the genome, and provide comprehensive variant detection in a single whole-genome assay. PacBio notes that its products and technologies, which include HiFi long-read sequencing, are provided for research use only and are not for use in diagnostic procedures.

The company also references its Revio and Vega systems in financial updates, highlighting these sequencing platforms as contributors to instrument revenue and consumables usage. PacBio reports that its sequencing systems are supported by consumables, including sequencing chemistry and reagents, which contribute to its product revenue alongside instruments and services.

Business model and segment focus

According to the Polygon description and company disclosures, PacBio operates through one reportable segment focused on the development, manufacturing, and marketing of an integrated platform for genetic analysis. Revenue is generated from product sales (instruments and consumables) and service and other revenue. The Polygon description notes that a majority of revenue is derived from the Americas, followed by the Asia-Pacific region and then Europe, the Middle East, and Africa.

PacBio’s press releases describe continued efforts to expand the use of its sequencing technologies in clinical research settings, including rare disease research, carrier screening, and other human health applications. However, the company consistently states that PacBio products are for research use only and not for use in diagnostic procedures.

Applications in human health and rare disease research

PacBio frequently highlights the role of its technologies in rare disease and clinical research. In a news release about a planned collaboration with the n-Lorem Foundation and EspeRare, PacBio describes how long-read whole-genome sequencing can support the development of individualized antisense oligonucleotide (ASO) therapies for ultra-rare genetic diseases. The company notes that ASO therapies require a complete understanding of genomic architecture, including variant phasing, structural variation, repeat expansions, and regulatory alterations that may be missed by standard sequencing approaches.

Under the proposed collaboration, PacBio plans to donate sequencing reagents and provide scientific expertise to support long-read genome analysis for research related to therapeutic treatments for individuals with rare diseases. The company positions long-read whole-genome sequencing as enabling infrastructure for scalable, genomics-driven therapy development in ultra-rare and nano-rare patient populations, while reiterating that its products are for research use.

HiFi sequencing in clinical research studies

PacBio’s news releases describe several large-scale research initiatives using its HiFi sequencing technology. For example, the company reports that a research effort led by UW Medicine and Seattle Children’s will employ PacBio HiFi whole-genome sequencing as a first-line approach to investigate Sudden Unexplained Death in Childhood (SUDC). In that project, trios from families are sequenced on PacBio’s Revio system using SPRQ-Nx chemistry, with the goal of increasing diagnostic yield by resolving complex variants, including structural variants and tandem repeats, and by incorporating parental data to understand inherited and de novo contributors to risk.

PacBio also highlights the HiFi Solves Consortium, a multi-center collaboration evaluating the clinical research utility of HiFi genomes. A study from the HiFi Solves EMEA Consortium, as described by PacBio, showed that HiFi sequencing combined with the Paraphase variant caller identified all known clinically relevant variants in a study cohort across complex genomic regions. PacBio presents this as evidence that high-accuracy long reads can bridge research and potential future clinical utility in genomics.

Technology innovation and methods development

Beyond its core platforms, PacBio participates in the development and dissemination of new sequencing methods that leverage its technologies. In collaboration with researchers at the University of California, Davis, PacBio announced CiFi, a community-developed long-read 3C method that combines chromatin conformation capture with HiFi sequencing. According to the company’s description, CiFi enables chromosome-scale, haplotype-resolved genome assemblies from a single sequencing run, particularly when sample material is limited.

PacBio reports that CiFi delivers multi-contact reads and longer fragments, increasing the information content of proximity ligation experiments. The method is presented as addressing limitations of short-read Hi-C by improving mapping in repetitive regions, enabling multi-contact resolution, and simplifying project workflows through use of a single sequencing platform.

Regulatory milestones and regional partnerships

PacBio also describes its role in supporting regulatory milestones for long-read sequencing. In partnership with Berry Genomics, the company announced that the Sequel II CNDx system received Class III Medical Device Registration approval from the National Medical Products Administration (NMPA) in China. PacBio characterizes this as the first regulatory clearance of a clinical-grade long-read sequencer, enabling clinicians in China to use PacBio HiFi sequencing for conditions such as thalassemia through Berry Genomics’ approved clinical assays and software.

PacBio explains that the Sequel II CNDx system leverages its Single Molecule, Real-Time (SMRT) technology, which the company describes as capable of delivering both high accuracy and long read lengths. In the context of thalassemia and other complex single-gene disorders, PacBio notes that HiFi sequencing can capture single nucleotide variants, insertions and deletions, copy number variants, structural variants, repeat expansions, and enable phasing in a single run.

Financial reporting and investor communications

PacBio provides regular financial updates through press releases and SEC filings. In its third quarter 2025 financial results and preliminary fourth quarter and full-year 2025 revenue announcements, the company reports revenue contributions from instruments, consumables, and service and other revenue. PacBio also discusses metrics such as system placements and consumable revenue, and it comments on initiatives like the introduction of SPRQ-Nx sequencing chemistry and expanded assay portfolios.

The company uses both GAAP and non-GAAP financial measures in its reporting, explaining that non-GAAP metrics are presented for supplemental informational purposes and are reconciled to GAAP measures. In an 8-K filing, PacBio notes that certain earnings-related press releases are furnished rather than filed for purposes of the Securities Exchange Act.

Position within the genomics research ecosystem

Across its news releases, PacBio presents itself as a premier life science technology company focused on sequencing solutions that address complex genomic questions. The company emphasizes collaborations with academic institutions, foundations, and commercial partners to extend the reach of HiFi long-read sequencing into areas such as rare disease research, biodiversity studies, functional genomics, and clinical research projects. PacBio also participates in investor conferences and industry events, where it discusses its technology, financial performance, and research collaborations.

While PacBio highlights the potential of its technologies to support precision medicine and clinical genomics, it consistently states that its products are provided for research use only and are not for use in diagnostic procedures. Investors and researchers considering PacBio stock (PACB) often evaluate the company based on its sequencing platforms, adoption of HiFi long-read sequencing in research and clinical research settings, and its ability to expand applications across human and non-human genomics.

Stock Performance

$1.41
+1.44%
+0.02
Last updated: March 24, 2026 at 15:09
+4.51%
Performance 1 year
$401.7M

Pacific Biosc (PACB) stock last traded at $1.39, up 1.44% from the previous close. Over the past 12 months, the stock has gained 4.5%. At a market capitalization of $401.7M, PACB is classified as a small-cap stock with approximately 302.0M shares outstanding.

Latest News

Pacific Biosc has 10 recent news articles, with the latest published 6 days ago. Of the recent coverage, 4 articles coincided with positive price movement and 5 with negative movement. Key topics include management, earnings, earnings date, partnership. View all PACB news →

SEC Filings

Pacific Biosc has filed 5 recent SEC filings, including 2 Form 4, 2 Form 8-K, 1 Form 3. The most recent filing was submitted on March 6, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all PACB SEC filings →

Insider Radar

Net Sellers
90-Day Summary
0
Shares Bought
729,711
Shares Sold
9
Transactions
Most Recent Transaction
HENRY CHRISTIAN O (See Remarks) sold 12,497 shares @ $1.51 on Mar 3, 2026

Insider selling at Pacific Biosc over the past 90 days can reflect routine portfolio management, scheduled trading plans (Rule 10b5-1), tax planning, or compensation-related dispositions rather than a directional view on the stock.

Based on SEC Form 4 filings over the last 90 days.

Financial Highlights

$160.0M
Revenue (TTM)
-$546.4M
Net Income (TTM)
-$111.2M
Operating Cash Flow

Pacific Biosc generated $160.0M in revenue over the trailing twelve months, retaining a 28.6% gross margin, operating income reached -$553.9M (-346.1% operating margin), and net income was -$546.4M, reflecting a -341.5% net profit margin. Diluted earnings per share stood at $-1.82. The company generated -$111.2M in operating cash flow. With a current ratio of 5.15, the balance sheet reflects a strong liquidity position.

Upcoming Events

MAR
31
March 31, 2026 Corporate

CFO option 25% vesting

Pacific Biosc has 1 upcoming scheduled event. The next event, "CFO option 25% vesting", is scheduled for March 31, 2026 (in 7 days). Investors can track these dates to stay informed about potential catalysts that may affect the PACB stock price.

Short Interest History

Last 12 Months

Short interest in Pacific Biosc (PACB) currently stands at 35.6 million shares, up 1.4% from the previous reporting period, representing 13.0% of the float. Over the past 12 months, short interest has decreased by 34.8%. This moderate level of short interest indicates notable bearish positioning.

Days to Cover History

Last 12 Months

Days to cover for Pacific Biosc (PACB) currently stands at 4.3 days, up 6.3% from the previous period. This days-to-cover ratio represents a balanced liquidity scenario for short positions. The days to cover has decreased 41.6% over the past year, suggesting improved liquidity for short covering. The ratio has shown significant volatility over the period, ranging from 2.9 to 8.8 days.

PACB Company Profile & Sector Positioning

Pacific Biosc (PACB) operates in the Medical Devices industry within the broader Laboratory Analytical Instruments sector and is listed on the NASDAQ.

Investors comparing PACB often look at related companies in the same sector, including Surmodics Inc (SRDX), Delcath Sys (DCTH), Rxsight, Inc. (RXST), Senseonics (SENS), and Cytek Biosciences, Inc. (CTKB). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate PACB's relative position within its industry.

Frequently Asked Questions

What is the current stock price of Pacific Biosc (PACB)?

The current stock price of Pacific Biosc (PACB) is $1.39 as of March 23, 2026.

What is the market cap of Pacific Biosc (PACB)?

The market cap of Pacific Biosc (PACB) is approximately 401.7M. Learn more about what market capitalization means .

What is the revenue (TTM) of Pacific Biosc (PACB) stock?

The trailing twelve months (TTM) revenue of Pacific Biosc (PACB) is $160.0M.

What is the net income of Pacific Biosc (PACB)?

The trailing twelve months (TTM) net income of Pacific Biosc (PACB) is -$546.4M.

What is the earnings per share (EPS) of Pacific Biosc (PACB)?

The diluted earnings per share (EPS) of Pacific Biosc (PACB) is $-1.82 on a trailing twelve months (TTM) basis. Learn more about EPS .

What is the operating cash flow of Pacific Biosc (PACB)?

The operating cash flow of Pacific Biosc (PACB) is -$111.2M. Learn about cash flow.

What is the profit margin of Pacific Biosc (PACB)?

The net profit margin of Pacific Biosc (PACB) is -341.5%. Learn about profit margins.

What is the operating margin of Pacific Biosc (PACB)?

The operating profit margin of Pacific Biosc (PACB) is -346.1%. Learn about operating margins.

What is the gross margin of Pacific Biosc (PACB)?

The gross profit margin of Pacific Biosc (PACB) is 28.6%. Learn about gross margins.

What is the current ratio of Pacific Biosc (PACB)?

The current ratio of Pacific Biosc (PACB) is 5.15, indicating the company's ability to pay short-term obligations. Learn about liquidity ratios.

What is the gross profit of Pacific Biosc (PACB)?

The gross profit of Pacific Biosc (PACB) is $45.8M on a trailing twelve months (TTM) basis.

What is the operating income of Pacific Biosc (PACB)?

The operating income of Pacific Biosc (PACB) is -$553.9M. Learn about operating income.

What does Pacific Biosciences of California, Inc. (PacBio) do?

PacBio designs, develops, and manufactures advanced sequencing solutions for genetic analysis. The company focuses on high-quality, highly accurate sequencing technologies, including HiFi long-read sequencing, to help scientists and clinical researchers resolve genetically complex problems across a broad set of research applications.

In which industry does PacBio operate?

PacBio operates in the analytical laboratory instrument manufacturing industry within the broader manufacturing sector. It develops, manufactures, and markets an integrated platform for genetic analysis and sequencing used in genomics research.

How does PacBio generate revenue from its sequencing platforms?

According to company and Polygon descriptions, PacBio operates through one reportable segment focused on genetic analysis platforms. Revenue is generated from product sales, which include instruments and consumables, and from service and other revenue associated with its sequencing systems.

What is PacBio HiFi long-read sequencing?

PacBio describes HiFi long-read sequencing as a high-accuracy long-read technology that can detect complex genomic variants and resolve challenging regions of the genome. It is used in whole-genome sequencing and other applications where comprehensive variant detection and detailed genomic architecture are important.

What research applications use PacBio’s sequencing technologies?

In its press releases, PacBio states that its products and technologies, including HiFi long-read sequencing, address applications such as human germline sequencing, plant and animal sciences, infectious disease and microbiology, oncology, and other emerging genomics research areas.

Are PacBio products used for clinical diagnostics?

PacBio consistently states in its news releases that PacBio products are provided for research use only and are not for use in diagnostic procedures. While its technologies support clinical research and studies related to human health, they are not described as diagnostic products.

How is PacBio involved in rare disease research?

PacBio describes collaborations with organizations such as the n-Lorem Foundation and EspeRare to apply long-read whole-genome sequencing to ultra-rare and nano-rare genetic diseases. The company plans to donate sequencing reagents and scientific expertise to support research on individualized antisense oligonucleotide therapies and to improve understanding of complex genomic architecture in rare disease.

What is the HiFi Solves Consortium mentioned by PacBio?

The HiFi Solves Consortium is described by PacBio as a group of clinical and research institutions evaluating the real-world utility of PacBio HiFi sequencing for human health applications. A study from the HiFi Solves EMEA Consortium reported that HiFi sequencing combined with the Paraphase variant caller identified all known clinically relevant variants in a cohort across complex genomic regions.

What is CiFi and how does it relate to PacBio’s technology?

CiFi is a community-developed long-read 3C method announced by PacBio and UC Davis researchers. It combines chromatin conformation capture with PacBio HiFi sequencing to generate multi-contact reads and longer fragments, enabling chromosome-scale, haplotype-resolved genome assemblies from a single sequencing run, particularly when sample material is limited.

How is PacBio expanding the use of its technologies internationally?

PacBio reports a long-standing partnership with Berry Genomics in China, through which the Sequel II CNDx system received Class III Medical Device Registration approval from the National Medical Products Administration. PacBio describes this as the first regulatory clearance of a clinical-grade long-read sequencer, enabling use of HiFi sequencing in clinical genomic testing workflows developed by Berry Genomics in China.

On which stock exchange is PacBio listed and under what ticker?

PacBio states in its press releases that it trades on NASDAQ under the ticker symbol PACB.

How does PacBio communicate its financial performance to investors?

PacBio issues periodic press releases detailing its financial results, including revenue by category and key operating metrics, and files related information with the U.S. Securities and Exchange Commission. An 8-K filing dated November 5, 2025, notes that the company announced its third quarter 2025 financial results and furnished the related press release as an exhibit.