BioMarin initiates legal action against Ascendis over patent infringement
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Jan 13 2025
0mins
Should l Buy ASND?
Legal Action Initiated: BioMarin Pharmaceutical has filed a lawsuit against Ascendis Pharma for infringing on its European patent related to long-acting variants of C-Type Natriuretic Peptide at the Unified Patent Court in Munich, Germany.
Patent Confirmation and Timeline: The legal proceedings are expected to conclude within 12-15 months, following the confirmation of BioMarin's patent by the European Patent Office's Opposition Division in 2024.
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Analyst Views on ASND
Wall Street analysts forecast ASND stock price to rise
13 Analyst Rating
13 Buy
0 Hold
0 Sell
Strong Buy
Current: 228.730
Low
240.00
Averages
277.08
High
342.00
Current: 228.730
Low
240.00
Averages
277.08
High
342.00
About ASND
Ascendis Pharma A/S is a Denmark-based company that manufactures pharmaceutical products. The Company produces products for the treatments of growth hormone deficiency, endocrinology, central nervous system disorders, infectious diseases, and diabetes. The Company operates globally though its subsidiaries: Ascendis Pharma GmbH (Germany), Ascendis Pharma, Inc. (Delaware, United States), Ascendis Pharma Endocrinology, Inc. (Delaware, United States), Ascendis Pharma, Ophthalmology Division A/S (Denmark), Ascendis Pharma, Endocrinology Division A/S (Denmark), Ascendis Pharma Bone Diseases A/S (Denmark), Ascendis Pharma Growth Disorders A/S (Denmark) and Ascendis Pharma Oncology Division A/S (Denmark).
About the author
Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
RBC Capital Markets Lists 13 Biotechs Likely to Attract Takeover Interest
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- Investment Return Potential: Reports from Bloomberg and the Financial Times showed a median return of 27% over 30 days, with the FT's return soaring to 70% over 90 days, underscoring the profound impact of M&A activities on investor returns in the biotech sector.
- Potential Acquirers List: Timashev also identified Merck (MRK), AbbVie (ABBV), and Bristol Myers Squibb (BMY) as the most likely potential buyers, indicating a rising interest from large pharmaceutical companies in acquiring biotech firms.
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- Safety Assessment: The safety and tolerability profile of TransCon hGH is similar to that of daily somatropin, with no severe adverse events leading to discontinuation observed during follow-up of up to 143 weeks, demonstrating its long-term safety.
- Dose Comparison: In the trial, the mean dose for TransCon hGH was 0.22 mg/kg/week, while the daily somatropin cohort received a mean dose of 0.29 mg/kg/week, suggesting a potential dosing advantage for TransCon hGH.
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Reduction in Shareholding: Wolff has reduced his shareholding in Ascendis Pharma A/S by 10,000 shares since December 4, 2025, with a total value of around $2.08 million.
See More
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- Clinical Trial Support: The approval is based on data from three randomized clinical trials aimed at promoting linear growth in children aged two and older, marking a significant advancement in treatment options for achondroplasia and addressing the urgent market need for effective therapies.
- Positive Market Reaction: Following the FDA approval, Ascendis Pharma's stock rose 3.21% to $241.00 during Monday's premarket trading, reflecting investor optimism regarding the new drug's market potential and indicating the company's growth prospects in the biopharmaceutical sector.
- Optimistic Analyst Ratings: The stock currently holds a Buy rating with an average price target of $261.21, with analysts from Oppenheimer and Wedbush raising their targets, indicating increased market confidence in Ascendis Pharma's future performance.
See More
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- Acquisition Potential Analysis: RBC Capital Markets analyst Leonid Timashev highlighted that approximately 85 reports on biotech acquisitions have surfaced since 2021, indicating sustained acquisition interest in the sector, particularly for companies like Revolution Medicines (RVMD), Ascendis Pharma (ASND), and Arrowhead Pharma (ARWR).
- Media Impact Variability: Timashev analyzed M&A commentary from four major publications and found that Betaville's hit rate was only 20%-30%, while others achieved hit rates of 60%-70%, demonstrating significant differences in the accuracy and influence of various media on acquisition news.
- Investment Return Potential: Reports from Bloomberg and the Financial Times showed a median return of 27% over 30 days, with the FT's return soaring to 70% over 90 days, underscoring the profound impact of M&A activities on investor returns in the biotech sector.
- Potential Acquirers List: Timashev also identified Merck (MRK), AbbVie (ABBV), and Bristol Myers Squibb (BMY) as the most likely potential buyers, indicating a rising interest from large pharmaceutical companies in acquiring biotech firms.
See More
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- Clinical Trial Results: Ascendis Pharma's Phase 2 trial, New InsiGHTS, shows that TransCon hGH achieves an annualized height velocity (AHV) of 9.05 cm/year over 52 weeks, comparable to daily somatropin, indicating its efficacy in treating children with Turner syndrome.
- Safety Assessment: The safety and tolerability profile of TransCon hGH is similar to that of daily somatropin, with no severe adverse events leading to discontinuation observed during follow-up of up to 143 weeks, demonstrating its long-term safety.
- Dose Comparison: In the trial, the mean dose for TransCon hGH was 0.22 mg/kg/week, while the daily somatropin cohort received a mean dose of 0.29 mg/kg/week, suggesting a potential dosing advantage for TransCon hGH.
- Future Research Plans: Ascendis Pharma is conducting the Phase 3 HighLiGHts trial to support label expansion for TransCon hGH across multiple indications, including Turner syndrome, Idiopathic Short Stature, SHOX Deficiency, and Small for Gestational Age, highlighting the company's focus on the drug's future market potential.
See More
FDA Grants Approvals for Multiple New Therapies
- Hernexeos Approval: On February 26, 2026, the FDA granted accelerated approval to Boehringer Ingelheim's Hernexeos as a first-line treatment for adult patients with HER2-mutant advanced non-small cell lung cancer, representing a significant milestone that could improve patient prognosis and reduce the risk of brain metastases for the 2-4% of NSCLC cases affected.
- Yuviwel Launch: Ascendis Pharma secured FDA approval on February 27, 2026, for Yuviwel, the first and only therapy providing continuous systemic exposure to C-type natriuretic peptide (CNP) for children aged 2 and older with achondroplasia, which is expected to enhance treatment adherence compared to daily alternatives.
- Palynziq Indication Expansion: BioMarin received FDA approval on February 27, 2026, to expand Palynziq's indication to include pediatric patients aged 12 and older with phenylketonuria, which is anticipated to further drive sales growth, having generated $433 million in revenue in 2025.
- Sogroya New Indications: Novo Nordisk obtained FDA approval on February 27, 2026, for Sogroya's expanded indications for various growth disorders, offering a once-weekly growth hormone alternative that is expected to improve treatment adherence and alleviate the burden of daily injections for families.
See More
Ascendis Pharma Plans 2026 U.S. Launch of YUVIWEL Following FDA Approval
- FDA Approval Milestone: Ascendis Pharma's YUVIWEL has received FDA approval as the first once-weekly treatment for children with achondroplasia, marking the company's third FDA-approved drug and significantly enhancing its competitive position in the rare disease market.
- Clinical Data Highlights: In the pivotal ApproaCH trial, children treated with navepegritide achieved an annualized growth velocity (AGV) of 5.9 cm/year compared to 4.4 cm/year for placebo, demonstrating a significant treatment difference of 1.5 cm/year, indicating the drug's clinical efficacy.
- Commercialization Strategy: Ascendis plans to support the commercial availability of YUVIWEL in early Q2 2026, expecting a premium pricing strategy, and aims to maximize market penetration through the Ascendis Signature Access Program, which includes reimbursement support and patient assistance.
- Market Opportunity and Future Milestones: Ascendis estimates approximately 2,600 pediatric patients with achondroplasia in the U.S., with plans to complete enrollment in a study for children aged 0-2 by 2026 and aims for European approval by the end of the year, further expanding market potential.
See More
Ascendis Pharma A/S (ASND.US) Officer Plans to Sell $4.44 Million in Common Stock via Form 144
Stock Sale Announcement: Jensen Michael Wolff intends to sell 18,349 shares of Ascendis Pharma A/S common stock on March 2, with a total market value of approximately $4.44 million.
Reduction in Shareholding: Wolff has reduced his shareholding in Ascendis Pharma A/S by 10,000 shares since December 4, 2025, with a total value of around $2.08 million.
See More
Ascendis Pharma Receives FDA Approval for New Drug
- FDA Approval: Ascendis Pharma's Yuviwel (navepegritide) has received FDA approval as the first once-weekly treatment for children with achondroplasia, expected to be available in Q2 2026, significantly enhancing the company's competitive position in the rare pediatric disease market.
- Clinical Trial Support: The approval is based on data from three randomized clinical trials aimed at promoting linear growth in children aged two and older, marking a significant advancement in treatment options for achondroplasia and addressing the urgent market need for effective therapies.
- Positive Market Reaction: Following the FDA approval, Ascendis Pharma's stock rose 3.21% to $241.00 during Monday's premarket trading, reflecting investor optimism regarding the new drug's market potential and indicating the company's growth prospects in the biopharmaceutical sector.
- Optimistic Analyst Ratings: The stock currently holds a Buy rating with an average price target of $261.21, with analysts from Oppenheimer and Wedbush raising their targets, indicating increased market confidence in Ascendis Pharma's future performance.
See More
