Companion Diagnostics Market Analysis by Mordor Intelligence
The market size is valued at USD 8.70 billion in 2025 and is forecast to expand to USD 15.62 billion by 2030, reflecting a 12.42 % CAGR. Companion diagnostics integrate molecular testing with targeted therapeutics, aligning diagnostic information with optimal therapy choices. The widening application of precision medicine is simultaneously shifting investment priorities for drug makers and reshaping payer reimbursement models as policy makers recognize diagnostics as pivotal cost-containment tools.
Key Report takeaways
- Market expansion is driven less by incremental test volume and more by the diversification of molecular targets, creating a revenue multiplier for diagnostics companies that hold broad assay menus.
- Although North America commands 40.4% market share in 2024, payer coverage decisions are spreading globally, compressing the reimbursement gap between established and emerging markets.
- Liquid biopsy is the fastest-growing sample type at an 18.9% CAGR, and its adoption is prompting oncology practices to redesign patient-flow models around same-day phlebotomy.
- Contract Research Organizations (CROs) are on course to capture a larger slice of downstream revenue as sponsors outsource biomarker strategy, effectively positioning CROs as molecular co-strategists.
- The European Union’s In Vitro Diagnostic Regulation (IVDR) is extending approval timelines, and the resulting bottleneck is encouraging test developers to stage United States and Asia-Pacific launches ahead of Europe, shifting traditional geographic launch sequences.
Global Companion Diagnostics Market Trends and Insights
Driver Impact Analysis
Driver | Approximate % Impact on Overall CAGR (2025-2030) | Primary Regions Affected | Impact Timeline |
---|---|---|---|
Expansion of precision-medicine drug labels | ~+2.0 % | North America, Europe, Japan | Long term (≥4 years) |
Rapid uptake of liquid biopsy | ~+1.6 % | Global urban oncology hubs; fastest in Asia-Pacific | Medium term (2-4 years) |
ADC-focused oncology pipeline requiring multiplex CDx platforms | +0.8% | North America, Europe, Japan | Medium term (2-4 years) |
Declining NGS cost curve | ~+1.3 % | Community cancer centers in North America and Western Europe | Long term (≥4 years) |
Payer alignment with FDA-approved tests | ~+1.1 % | United States; spill-over to Canada and GCC | Short term (≤2 years) |
Integration of AI for variant interpretation | ~+0.7 % | High-throughput reference labs worldwide | Medium term (2-4 years) |
Source: Mordor Intelligence
Companion Diagnostics Market Trends & Insights Rapid Adoption of Liquid-Biopsy CDx in Oncology Practices
Liquid biopsy companion diagnostics are redefining cancer management by providing a minimally invasive route for repeat testing that captures tumor heterogeneity in real time. Clinicians now track disease evolution through circulating tumor DNA, dynamically adjusting therapy rather than relying on static tissue snapshots. A second-order implication is that hospital laboratories must recalibrate throughput and cold-chain logistics to accommodate larger volumes of blood-based assays, affecting capital-allocation timelines across the entire oncology service line. FoundationOne Liquid CDx, granted multiple FDA approvals in 2024, illustrates the regulatory momentum that is quickening market uptake [1]U.S. Food and Drug Administration – Companion Diagnostics Table . Yet liquid biopsy sensitivity still varies by cancer stage and by tumor shedding biology, meaning providers are pressured to adopt hybrid tissue-plus-blood strategies that preserve diagnostic accuracy while controlling test redundancy.
Advancements in Personalized Medicine and Precision Oncology
Companion diagnostics have moved beyond optional add-ons; they are codified prerequisites for access to many targeted drugs. The FDA lists 168 biomarker–drug pairings linked to approved tests, signaling that reimbursement agencies will progressively withhold payment for therapy courses lacking molecular confirmation. This linkage is steering pharmaceutical companies to co-develop tests earlier in Phase I trials, compressing total program timelines but increasing preclinical complexity. An immediate knock-on effect is that contract research organizations (CROs) are expanding biomarker-validation benches to secure multi-year strategic outsourcing contracts, positioning themselves as de-facto molecular gatekeepers for biopharma pipelines.
Technological Innovations in Diagnostic Tools
Next-generation sequencing (NGS) is delivering comprehensive genomic insights in a single workflow, with its segment projected to grow 14.3% between 2025 and 2030. Laboratories are layering artificial-intelligence algorithms onto NGS output to triage the flood of variants, a move that subtly shifts diagnostic labor demand from wet-lab technologists toward data scientists. This workforce rebalancing, inferred from rising bioinformatics job postings, is influencing university curricula and venture-backed start-ups that provide automated annotation engines. Given that lung cancer NGS panels identify actionable mutations in up to 65% of patients, payers are already drafting variable reimbursement tiers linked to the number of clinically actionable findings, foreshadowing value-based pricing models for diagnostics.
Growing Prevalence of Chronic Diseases
Cancer incidence continues to climb, with the American Cancer Society projecting approximately two million new cases in the United States for 2024 [2]European Medicines Agency, “In Vitro Diagnostic Regulation Guidance,” European Medicines Agency, ema.europa.eu. The volume surge forces oncology centers to redesign patient-triage protocols, acknowledging that diagnostic turnaround time now directly influences time-to-treatment and, by extension, quality-metric reimbursements. Pharmaceutical sponsors respond by integrating companion diagnostics earlier to boost trial power, recognizing that enriched populations reduce statistical noise. This dynamic is prompting institutional review boards to update informed-consent language, as patients must now acknowledge that molecular profiling determines therapy eligibility—a subtle yet meaningful shift in autonomy discourse.
Restraint Impact Analysis
Restraint | (~) % Drag on Overall CAGR (2025-2030) | Primary Regions Affected | Impact Timeline |
---|---|---|---|
High development costs (USD 50-100 million) | ~-1.8 % | Universal; most acute in emerging markets | Long term (≥4 years) |
IVDR regulatory bottlenecks | ~-1.3 % | European Union | Medium term (2-4 years) |
Variable assay sensitivity in low-ctDNA tumors | ~-0.9 % | Global; highest impact in early-stage oncology programs | Short term (≤2 years) |
Inconsistent reimbursement outside major markets | ~-0.8 % | Latin America, parts of ASEAN, Eastern Europe | Long term (≥4 years) |
Bioinformatics workforce shortage | ~-0.4 % | Rapidly scaling labs in Asia-Pacific and MENA | Medium term (2-4 years) |
Source: Mordor Intelligence
High Development Costs
Developing a companion diagnostic can require USD 50–100 million and 3–5 years, framing diagnostics as long-cycle capital projects. Smaller firms increasingly tie their fortunes to big-pharma alliances, trading equity stakes for developmental funding. The second-order consequence is a consolidation of intellectual-property portfolios: as large companies absorb device rights, freedom-to-operate for newcomers narrows. This tightening IP landscape nudges venture investors to favor platform companies with expandable assay menus rather than single-marker concepts, subtly migrating venture dollars away from niche biomarkers toward scalable informatics-driven solutions.
Stringent Regulatory Policies
The European Union’s In Vitro Diagnostic Regulation (IVDR) introduced mandatory notified-body and European Medicines Agency consultations for companion diagnostics in 2022 [3]American Cancer Society, “Cancer Facts & Figures 2024,” American Cancer Society, cancer.org. Because only a handful of bodies are fully designated, review queues are lengthening, compelling firms to divert launch sequencing toward the United States or Japan first. As a ripple effect, European oncologists may experience delayed access to novel tests, raising ethical debates about geographic equity in cancer care. In the United States, the FDA pilot that publicly posts test-performance characteristics has catalyzed transparency but simultaneously exposes under-performing assays, creating reputational risk for diagnostics firms and sharpening buyer scrutiny.
Segment Analysis
Segment Analysis Technology: NGS Disrupts Traditional Testing Paradigms
PCR still owns the largest 2024 slice at 22.2 % market share, yet NGS is expected to outpace all other technologies. NGS market size in companion diagnostics is forecast to outpace PCR-based alternatives, expanding at 14.3% CAGR between 2025-2030. Hospital procurement committees increasingly run total-cost-of-ownership analyses that reveal high sample throughput offsets higher NGS consumable costs over a three-year amortization window. Consequently, instrument vendors now bundle analytics software into reagent contracts, an arrangement that shifts revenue recognition from one-time hardware sales to recurring service streams—reshaping quarterly earnings visibility.
Note: Segment shares of all individual segments available upon report purchase
Indication: Melanoma Emerges as Growth Frontier
Melanoma companion diagnostics will capture a market share acceleration to 13.6% CAGR through 2030 as immunotherapy combinations proliferate. The downstream impact is that dermatology clinics must coordinate closely with molecular labs to ensure rapid reflex testing, effectively blending two historically separate clinical silos. This integration forces electronic medical record vendors to adapt order-entry modules to accommodate reflex molecular panels, an IT adjustment that, although minor on the surface, represents a notable administrative investment across health systems.
Product and Service: Software Solutions Accelerate Growth
Assays and kits account for 66.3 % of 2024 spending, driven by their one-to-one linkage with specific drug launches. However, software-driven interpretive platforms represent the fastest-growing product category at 15.8% CAGR (2025-2030). Diagnostic accuracy hinges on variant classification pipelines that are now subject to continuous machine-learning updates, prompting regulators to contemplate post-market algorithm change controls. A parallel business consequence is emerging: laboratories may incur liability if they decline software upgrades that could materially improve clinical calls, implicitly threading software-maintenance clauses into laboratory accreditation audits.
Sample Type: Liquid Biopsy Transforms Testing Paradigms
Tissue biopsy still represents 78.5 % of 2024 volumes because confirmatory histology remains the regulatory gold standard. The liquid biopsy market size is projected to expand 18.9% CAGR through 2030. Oncology practices are already reallocating phlebotomy staff to accommodate the surge, subtly increasing demand for point-of-care blood-processing devices. Laboratories that historically specialized in tissue histopathology must now invest in plasma-DNA extraction systems, creating operating-expense tension that influences capital-budget cycles.

Note: Segment shares of all individual segments available upon report purchase
End-user: CROs Emerge as Strategic Partners
CROs’ companion diagnostics market size is set to climb 13.2% CAGR (2025-2030). Their breadth of biomarker-validation experience allows smaller biotechs to access regulatory pathways that would otherwise be prohibitive. This positioning gives CROs leverage to negotiate risk-sharing fee models tied to trial milestones, shifting them from service vendors toward quasi-development partners—a nuance that alters revenue recognition and could improve margin stability.
Geography Analysis
North America holds 40.4% market share in 2024. UnitedHealthcare’s policy to cover FDA-approved companion diagnostics when matched with the corresponding drug signals payer endorsement that directly influences adoption velocity. An inferred outcome is that private insurers outside the UnitedHealthcare umbrella may emulate the policy to remain competitive, leading to a cascade that can stabilize test reimbursement rates industry-wide. [4]UnitedHealthcare, “Coverage Summary: Molecular Diagnostics and Genetic Testing,” UnitedHealthcare, uhc.com
Asia-Pacific is projected to log a 12.7% CAGR from 2025-2030. Japan’s government-supported cancer genome profiling (CGP) program forecasts a 54 billion-yen CGP market by 2035, prompting domestic labs to scale sequencing capacity. This governmental commitment sets a precedent that neighboring countries may replicate, harmonizing regulatory expectations and spurring cross-border clinical-trial enrollment that accelerates data accumulation in under-studied Asian populations.
Europe’s In Vitro Diagnostic Regulation environment is prompting companies to reexamine launch strategies. The limited capacity of notified bodies amplifies time-to-market risk, causing diagnostic firms to consider centralized testing models as interim solutions. Such centralization may inadvertently strengthen select reference laboratories, creating a quasi-oligopoly that could sway pricing dynamics once test volumes peak.

Competitive Landscape
The competitive environment blends diversified players like Roche with agile specialists such as Guardant Health. Strategic co-development agreements remain pivotal: Roche’s portfolio of 200-plus pharmaceutical collaborations anchors its diagnostics in many clinical-trial protocols, ensuring near-automatic uptake at commercial launch. A subtle competitive vector is emerging around data ownership; companies that control large real-world genomic datasets can refine predictive algorithms faster, granting them an iterative advantage unlikely to be replicated by reagent-only competitors.
Companion Diagnostics Industry Leaders
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Qiagen NV
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Agilent Technologies Inc.
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Abbott
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Biomerieux
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F. Hoffmann-La Roche Ltd
- *Disclaimer: Major Players sorted in no particular order

Recent Industry Developments
- January 2025: Roche received FDA label expansion for PATHWAY anti-HER2/neu antibody to include HR-positive, HER2-ultralow metastatic breast cancer
- December 2024: Agilent’s PD-L1 IHC 28-8 pharmDx secured EU IVDR certification.
- November 2024: Roche obtained CE mark for the VENTANA FOLR1 RxDx Assay.
Global Companion Diagnostics Market Report Scope
As per the scope of the report, companion diagnostic tests provide information essential for safely and effectively using a corresponding drug or biological product.
The companion diagnostics market is segmented by technology, indication, and geography. The technology segment is divided into immunohistochemistry (IHC), polymerase chain reaction (PCR), in-situ hybridization (ISH) , real-time PCR (RT-PCR), g ene sequencing, and other technologies. The indication segment is divided into lung cancer, breast cancer, colorectal cancer, leukemia, melanoma, and other indications. The report also covers the estimated market sizes and trends for 17 countries across major regions globally. The report offers the value in USD for these segments.
By Technology | Immunohistochemistry (IHC) | ||
Polymerase Chain Reaction (PCR) | |||
Real-Time PCR (RT-PCR) | |||
In-Situ Hybridization (ISH) | |||
Next-Generation / Gene Sequencing (NGS) | |||
Other Technologies | |||
By Indication | Lung Cancer | ||
Breast Cancer | |||
Colorectal Cancer | |||
Leukemia | |||
Melanoma | |||
Gastric Cancer | |||
Prostate Cancer | |||
Other Indications | |||
By Product & Service | Assays & Kits | ||
Instruments & Analyzers | |||
Software & Services | |||
By Sample Type | Tissue Biopsy | ||
Liquid Biopsy | |||
Cytology Smears | |||
By End-user | Pharmaceutical & Biotechnology Companies | ||
Contract Research Organizations (CROs) | |||
Clinical Reference Laboratories | |||
Hospital & Cancer Centers | |||
By Geography | North America | United States | |
Canada | |||
Mexico | |||
Europe | Germany | ||
United Kingdom | |||
France | |||
Italy | |||
Spain | |||
Rest of Europe | |||
Asia-Pacific | China | ||
Japan | |||
India | |||
South Korea | |||
Australia | |||
Rest of Asia-Pacific | |||
Middle East | GCC | ||
South Africa | |||
Rest of Middle East | |||
South America | Brazil | ||
Argentina | |||
Rest of South America |
Immunohistochemistry (IHC) |
Polymerase Chain Reaction (PCR) |
Real-Time PCR (RT-PCR) |
In-Situ Hybridization (ISH) |
Next-Generation / Gene Sequencing (NGS) |
Other Technologies |
Lung Cancer |
Breast Cancer |
Colorectal Cancer |
Leukemia |
Melanoma |
Gastric Cancer |
Prostate Cancer |
Other Indications |
Assays & Kits |
Instruments & Analyzers |
Software & Services |
Tissue Biopsy |
Liquid Biopsy |
Cytology Smears |
Pharmaceutical & Biotechnology Companies |
Contract Research Organizations (CROs) |
Clinical Reference Laboratories |
Hospital & Cancer Centers |
North America | United States |
Canada | |
Mexico | |
Europe | Germany |
United Kingdom | |
France | |
Italy | |
Spain | |
Rest of Europe | |
Asia-Pacific | China |
Japan | |
India | |
South Korea | |
Australia | |
Rest of Asia-Pacific | |
Middle East | GCC |
South Africa | |
Rest of Middle East | |
South America | Brazil |
Argentina | |
Rest of South America |
Key Questions Answered in the Report
How big is the Companion Diagnostics Market?
The Companion Diagnostics Market size is expected to reach USD 8.70 billion in 2025 and grow at a CAGR of 12.42% to reach USD 15.62 billion by 2030.
What is the current Companion Diagnostics Market size?
In 2025, the Companion Diagnostics Market size is expected to reach USD 8.70 billion.
Who are the key players in Companion Diagnostics Market?
Qiagen NV, Agilent Technologies Inc., Abbott, Biomerieux and F. Hoffmann-La Roche Ltd are the major companies operating in the Companion Diagnostics Market.
Which is the fastest growing region in Companion Diagnostics Market?
Asia-Pacific is estimated to grow at the highest CAGR over the forecast period (2025-2030).
Which region has the biggest share in Companion Diagnostics Market?
In 2025, the North America accounts for the largest market share in Companion Diagnostics Market.
What years does this Companion Diagnostics Market cover, and what was the market size in 2024?
In 2024, the Companion Diagnostics Market size was estimated at USD 7.62 billion. The report covers the Companion Diagnostics Market historical market size for years: 2019, 2020, 2021, 2022, 2023 and 2024. The report also forecasts the Companion Diagnostics Market size for years: 2025, 2026, 2027, 2028, 2029 and 2030.
Page last updated on: June 4, 2025