Travere Therapeutics, Inc.
Travere Therapeutics is a U.S.-based biopharmaceutical company focused on therapies for rare diseases, with commercial products in kidney and metabolic disorders. Its portfolio includes FILSPARI, Thiola, and Thiola EC, and it also develops earlier-stage candidates such as pegtibatinase.
Fiscal year 2025 · change from previous year
Development 2020–2025
Business
Share of revenueCommercial kidney-disease therapy for adults with IgA nephropathy.
Commercial cystinuria treatments sold through specialty pharmacy channels.
Milestones, royalties, and related collaboration income from partners.
Products
Reported · share of revenue- FILSPARI65.6 %
- Tiopronin Products18.0 %
- License16.4 %
Source: 10-K FY2025, revenue the company reports per product line (SEC XBRL). Shares are of the lines shown and add up to 100 %.
Customers
Travere sells primarily to patients with rare kidney and metabolic diseases, with prescribing driven by specialists such as nephrologists and urologists. Because these therapies are dispensed through direct-to-patient and specialty pharmacy channels, access support, reimbursement assistance, and adherence services are an important part of the customer relationship.
Adults with primary IgAN treated with FILSPARI through specialist prescribing and pharmacy support.
Patients with cystinuria treated with Thiola and Thiola EC to reduce cystine stone formation.
Nephrologists and urologists who diagnose, prescribe, and monitor rare-disease therapies.
Organizations that determine reimbursement, prior authorization, and patient access conditions.
Collaborators such as CSL Vifor that contribute milestones, royalties, and regional commercialization support.
Strategy
Travere’s strategy centers on commercializing FILSPARI in IgA nephropathy, defending and extending its rare-disease franchise, and supporting access through specialist-focused patient services. The company also seeks to advance pipeline assets such as pegtibatinase while using partnerships and third-party manufacturing to limit capital intensity.
FILSPARI is the core commercial growth driver and the main source of product revenue.
Thiola and Thiola EC remain important but face generic competition and pricing pressure.
Pipeline assets provide future growth beyond the current commercial portfolio.
Outsourcing reduces the need for owned manufacturing infrastructure and supports flexibility.
Geography
Travere is headquartered in the United States and generates most of its commercial activity there, where FILSPARI and Thiola are marketed and distributed. It also has international exposure through collaboration and regulatory arrangements tied to FILSPARI in Europe, which adds partner-driven revenue and geographic diversification.
Risks
Travere depends heavily on successful commercialization of FILSPARI and on physician, patient, and payer acceptance in a specialized rare-disease market. The company also faces generic competition in Thiola products, clinical development risk in its pipeline, and supply-chain dependence on third-party manufacturers and CROs.
- Generic competition for Thiola productsImpact: HighLikelihood: High
Approved generics can reduce volume and pricing in the cystinuria franchise.
Exposure: Thiola and Thiola EC sales
- Commercialization risk for FILSPARIImpact: HighLikelihood: Medium
Revenue depends on physician uptake, payer coverage, and sustained market acceptance in IgAN.
Exposure: Core product revenue
- Clinical development failureImpact: HighLikelihood: Medium
Pipeline candidates may not achieve approval or may require additional studies.
Exposure: Pegtibatinase and future candidates
- Third-party manufacturing dependenceImpact: MediumLikelihood: Medium
The company outsources API, packaging, and commercial supply, limiting direct control.
Exposure: Product supply and launch execution
- CRO and investigator dependenceImpact: MediumLikelihood: Medium
Clinical timelines and data quality rely on external research partners.
Exposure: Development programs
Accounting
Judgemental itemsFILSPARI collaboration income and partner milestones can be recognized at different times than product shipments.
Impact: Can cause volatility in reported revenue and mix
R&D expense depends on estimates of patient enrollment, study progress, and vendor invoices.
Impact: Can shift operating expense timing
Product cost includes provisions for excess and obsolete inventory, especially for specialty products.
Impact: Affects gross margin and cost of goods sold
License agreements may include deferred revenue, milestones, and royalty streams that require judgment.
Impact: Can materially affect non-product revenue
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Last updated: 24/09/2026