Revenue Recognition
The Company’s specialized clinical services are performed based on a written test requisition form or electronic equivalent. The performance obligation is satisfied and revenues are recognized at the point in time the clinical services have been performed and the results have been delivered to the ordering physician. These clinical services are billed to various payers, including client direct billing, commercial insurance, Medicare and other government payers, and patients. Revenue is recorded for all payers based on the amount expected to be collected, which considers implicit price concessions. Implicit price concessions represent differences between amounts billed and the estimated consideration the Company expects to receive based on negotiated discounts, historical collection experience, and other anticipated adjustments, including anticipated payer denials.
For the Company's pharmaceutical development services, the Company generally enters into contracts with pharmaceutical and biotech clients as well as other CROs to provide research and clinical trial services. Such services also include validation studies and assay development. The Company records revenue on a unit-of-service basis based on the number of units completed towards the satisfaction of a performance obligation. In addition, certain contracts include upfront fees and the revenue for those contracts is recognized over time as services are performed.
Additional offerings within the Company's portfolio include oncology data solutions, which involves the licensing of de-identified data to pharmaceutical and biotech clients in the form of either retrospective records or prospective deliveries of data. Revenue is recognized at a point in time upon delivery of retrospective data or over time for prospective data feeds. The Company negotiates billing schedules and payment terms on a contract-by-contract basis. Contract terms generally provide for payments based on a unit-of-service arrangement and are primarily short-term.
Amounts collected in advance of services being provided are deferred as contract liabilities on the Consolidated Balance Sheets. The associated revenue is recognized and the contract liability is reduced as the contracted services are subsequently performed. Contract assets are established for revenue recognized but not yet billed. These contract assets are reduced once the client is invoiced and a corresponding receivable is recorded. Additionally, the Company incurs sales commissions in the process of obtaining contracts with clients. Sales commissions that are payable upon contract award are recognized as assets and amortized over the expected contract term. The amortization of commission expense is based on the weighted average contract duration for all commissionable awards in the respective business in which the commission expense is paid, which approximates the period over which goods and services are transferred to the client. For short-term contracts, the Company applies the practical expedient which allows costs to obtain a contract to be expensed when incurred, if the amortization period of the assets that would otherwise have been recognized is one year or less. Contract assets and capitalized commissions are included in other current assets and other assets on the Consolidated Balance Sheets.
Most contracts are terminable by the clients, either immediately or according to advance notice terms specified within the contracts. All contracts require payment of fees to the Company for services rendered through the date of termination and may require payment for subsequent services necessary to conclude the study or close out the contract.
The following table summarizes the values of contract assets, capitalized commissions, and contract liabilities as of December 31, 2025 and 2024 (in thousands):
20252024
Current contract assets(1)
$— $100 
Total contract assets$— $100 
Current capitalized commissions(1)
$138 $206 
Long-term capitalized commissions(2)
36 11 
Total capitalized commissions$174 $217 
Current contract liabilities$851 $409 
Long-term contract liabilities(3)
386 336 
Total contract liabilities$1,237 $745 
(1) Recorded within other current assets on the Consolidated Balance Sheets.
(2) Recorded within other assets on the Consolidated Balance Sheets.
(3) Recorded within other long-term liabilities on the Consolidated Balance Sheets.
Revenue recognized for the years ended December 31, 2025, 2024 and 2023, related to contract liability balances outstanding at the beginning of each year was $0.3 million, $1.6 million, and $6.4 million, respectively. Amortization of capitalized commissions for the years ended December 31, 2025, 2024 and 2023 were $0.3 million, $1.1 million and $1.0 million respectively.
Disaggregation of Revenue
The Company considered various factors in determining appropriate levels of homogeneous data for its disaggregation of revenue, including the nature, amount, timing, and uncertainty of revenue and cash flows. The categories align with the types of clients due to similarities of billing method, level of reimbursement, and timing of cash receipts. Unbilled amounts are accrued and allocated to payer categories based on historical experience. In future periods actual billings by payer category may differ from accrued amounts.
The following table details the disaggregation of net revenue for the years ended December 31, 2025, 2024 and 2023 (in thousands):
202520242023
Client direct billing$518,844 $475,444 $428,901 
Commercial insurance117,508 99,843 88,022 
Medicare and other government90,866 84,598 74,370 
Self-pay114 681 350 
Total net revenue$727,332 $660,566 $591,643 

Historical Timeline

Fiscal YearFiled
2025Feb 17, 2026Showing above
2024Feb 18, 2025
2023Feb 20, 2024
2022Feb 24, 2023
2019Feb 28, 2020
2018Feb 26, 2019

About Revenue Disclosures

Revenue disclosures under ASC 606 explain how a company identifies performance obligations, allocates transaction prices, and determines when revenue is recognized. This section is essential for understanding whether reported revenue reflects genuine economic activity or aggressive accounting choices. Analysts examine the mix of point-in-time versus over-time recognition, which directly affects revenue timing and comparability.

Key signals: rising contract liabilities (deferred revenue) suggest strong future revenue visibility, while declining contract assets may indicate slowing project milestones. Watch for variable consideration estimates — rebates, returns, and performance bonuses that require management judgment. Significant changes in disaggregated revenue by geography or product line can reveal shifting business mix before it appears in headline numbers. Compare revenue growth against contract liability growth to assess sustainability, and scrutinize any changes in the timing of recognition that coincide with earnings pressure.