Lilly's Jaypirca (pirtobrutinib) recommended by CHMP for approval in the European Union for adults with chronic lymphocytic leukemia (CLL) across all lines of therapy
Rhea-AI Summary
Lilly (NYSE: LLY) received a positive CHMP opinion recommending Jaypirca (pirtobrutinib) for adults with chronic lymphocytic leukemia (CLL) across all lines of therapy, regardless of prior BTK inhibitor use. The opinion is based on Phase 3 BRUIN CLL-313 and BRUIN CLL-314 trials.
The application now goes to the European Commission, with a decision expected in one to two months. Lilly has also submitted these data to the U.S. FDA, with a CLL decision anticipated in the second half of 2026.
Positive
- CHMP issues positive opinion for Jaypirca in adult CLL across all lines
- Evidence base from Phase 3 BRUIN CLL-313 and BRUIN CLL-314 trials
- Potential EU indication expansion to treatment-naïve and previously treated CLL
- European Commission decision expected within one to two months
- U.S. FDA CLL submission filed, decision expected in second half of 2026
Negative
- Jaypirca CLL use in EU still pending European Commission marketing authorization
- U.S. FDA CLL decision for Jaypirca not expected until second half of 2026
News Market Reaction – LLY
In the Jun 26 session, LLY gained 7.13%, reflecting a notable positive market reaction. Argus tracked a peak move of +3.5% during that session. Our momentum scanner triggered 74 alerts that day, indicating high trading interest and price volatility.
Data tracked by StockTitan Argus on the day of publication.
Key Figures
Historical Context
| Date | Event | Sentiment | 24h Move | Catalyst |
|---|---|---|---|---|
| Jun 25 | Access program update | Positive | +0.9% | Medicare GLP-1 Bridge program expanding access to obesity medicines on Part D. |
| Jun 24 | Acquisition close | Positive | +0.9% | Completion of Centessa Pharmaceuticals acquisition to expand sleep-wake disorder pipeline. |
| Jun 22 | Dividend declaration | Positive | +0.3% | Announcement of a cash dividend for third-quarter 2026 to common shareholders. |
| Jun 10 | Marketing campaign | Neutral | -0.7% | Launch of Zepbound obstructive sleep apnea awareness campaign with Shaquille O'Neal. |
| Jun 09 | FDA regimen approval | Positive | -0.7% | FDA approval of less-frequent EBGLYSS maintenance dosing for atopic dermatitis patients. |
24h Move is the share-price change in the day after each event; other market factors may also have contributed.
Recent Lilly headlines have mostly seen modestly positive price alignment, with occasional divergences even on clearly favorable regulatory updates.
Key Terms
non-covalent btk inhibitor medical
bruton tyrosine kinase medical
chronic lymphocytic leukemia medical
committee for medicinal products for human use regulatory
european medicines agency regulatory
AI-generated analysis. How Rhea-AI works. Not financial advice.
The positive opinion is based on results from the Phase 3 BRUIN CLL-313 and BRUIN CLL-314 trials, previously presented at the 2025 American Society of Hematology Annual Meeting and published in The Journal of Clinical Oncology
BRUIN CLL-313 is the first Phase 3 study to evaluate a non-covalent BTK inhibitor exclusively in patients with treatment-naïve CLL and BRUIN CLL-314 is the first Phase 3 CLL trial to compare non-covalent and covalent BTK inhibitors, as well as the first to compare any BTK inhibitors in the treatment-naïve setting
If granted marketing authorization, this would expand pirtobrutinib's indication as a treatment option for patients with CLL in the European Union across all lines of therapy
"Results from BRUIN CLL-313 and BRUIN CLL-314 provide compelling evidence that pirtobrutinib can make a meaningful difference for people living with CLL across multiple lines of therapy," said Paolo Ghia, M.D., professor, medical oncology, Università Vita-Salute San Raffaele and IRCCS Ospedale San Raffaele, Milano,
Results from BRUIN CLL-313 and BRUIN CLL-314 were presented at the American Society of Hematology (ASH) Annual Meeting and Exposition in December 2025 and published in The Journal of Clinical Oncology.
"Based on the strong results from the BRUIN CLL-313 and CLL-314 studies, we believe Jaypirca has the potential to serve as a meaningful new option for newly diagnosed patients and those who have not yet received a BTK inhibitor," said Jacob Van Naarden, executive vice president and president of Lilly Oncology. "Thanks to the impact of contemporary CLL treatments, many patients may receive fewer lines of therapy over their lifetime, making treatment choices in earlier lines profoundly important. This CHMP opinion represents a step toward an important global approval for Jaypirca in this indication and reflects our ambition to make Jaypirca available to every CLL patient who may benefit, at any line of therapy. Today, we are on the brink of making that a reality across the European Union as we await the European Commission's final decision."
Lilly has also submitted these results to the
About BRUIN CLL-313
BRUIN CLL-313 is a Phase 3, global, randomized, open-label study of pirtobrutinib versus chemoimmunotherapy (BR) in people with CLL/SLL without 17p deletions who have not been previously treated. The trial enrolled 282 patients who were randomized 1:1 to receive pirtobrutinib (200 mg orally, once daily) or BR per labeled doses. BR is a chemoimmunotherapy regimen used in the treatment of CLL. The primary endpoint is PFS as assessed by blinded IRC. Secondary endpoints include investigator and IRC assessed ORR, duration of response (DoR), and PFS, OS, time to next treatment (TTNT), safety and tolerability and patient-reported outcomes (PRO).
About BRUIN CLL-314
BRUIN CLL-314 is a Phase 3, randomized, open-label study of Jaypirca (pirtobrutinib) versus Imbruvica (ibrutinib) in patients with CLL/SLL who were either treatment-naïve, or who were previously treated and were BTK inhibitor-naïve. The trial enrolled 662 patients who were randomized 1:1 to receive pirtobrutinib (200 mg orally, once daily) or ibrutinib (420 mg orally, once daily). The primary endpoint is ORR as assessed by blinded IRC. Secondary endpoints include investigator and IRC-assessed PFS, duration of response (DoR) and event-free survival (EFS), and time to next treatment (TTNT), OS, safety and tolerability, and patient-reported outcomes (PRO).
About Jaypirca (pirtobrutinib)
Jaypirca (pirtobrutinib, formerly known as LOXO-305) (pronounced jay-pihr-kaa) is a highly selective (300 times more selective for BTK versus
About Chronic Lymphocytic Leukemia (CLL)
CLL is a form of slow-growing non-Hodgkin lymphoma that develops from white blood cells known as lymphocytes.4,5 CLL is one of the most common types of leukemia in adults.6 There are roughly 100,000 new cases of CLL globally each year, and the overall incidence of CLL in
INDICATIONS FOR JAYPIRCA (pirtobrutinib) (in
- Adult patients with relapsed or refractory chronic lymphocytic leukemia or small lymphocytic lymphoma (CLL/SLL) who have previously been treated with a covalent BTK inhibitor.
- Adult patients with relapsed or refractory (R/R) mantle cell lymphoma (MCL) after at least two lines of systemic therapy, including a BTK inhibitor. This indication is approved under accelerated approval based on response rate. Continued approval for this indication may be contingent upon verification and description of clinical trial benefit in a confirmatory trial.
IMPORTANT SAFETY INFORMATION FOR JAYPIRCA (pirtobrutinib)
Infections: Fatal and serious infections (including bacterial, viral, fungal) and opportunistic infections occurred in Jaypirca-treated patients. Across clinical trials, Grade ≥3 infections occurred (
Hemorrhage: Fatal and serious hemorrhage has occurred with Jaypirca. Across clinical trials, major hemorrhage (Grade ≥3 bleeding or any central nervous system bleeding) occurred (
Cytopenias: Jaypirca can cause cytopenias, including neutropenia, thrombocytopenia, and anemia. Across clinical trials, Grade 3 or 4 cytopenias, including decreased neutrophils (
Cardiac Arrhythmias: Cardiac arrhythmias occurred in patients taking Jaypirca. Across clinical trials, atrial fibrillation or flutter were reported in
Second Primary Malignancies: Across clinical trials, second primary malignancies, including non-skin carcinomas, developed in
Hepatotoxicity, Including Drug-Induced Liver Injury (DILI): Hepatotoxicity, including severe, life-threatening, and potentially fatal cases of DILI, has occurred in patients treated with BTK inhibitors, including Jaypirca. Evaluate bilirubin and transaminases at baseline and throughout Jaypirca treatment. For patients who develop abnormal liver tests after Jaypirca, monitor more frequently for liver test abnormalities and clinical signs and symptoms of hepatic toxicity. If DILI is suspected, withhold Jaypirca. If DILI is confirmed, discontinue Jaypirca.
Embryo-Fetal Toxicity: Jaypirca can cause fetal harm. Administration of pirtobrutinib to pregnant rats caused embryo-fetal toxicity, including embryo-fetal mortality and malformations at maternal exposures (AUC) approximately 3-times the recommended 200 mg/day dose. Advise pregnant women of fetal risk and females of reproductive potential to use effective contraception during treatment and for one week after last dose.
Adverse Reactions (ARs) in Patients Who Received Jaypirca
The most common (≥
Mantle Cell Lymphoma
Serious ARs occurred in
Dose Modifications and Discontinuations Due to ARs: Dose reductions in
Most common ARs (≥
Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma from Single-Arm and Randomized Controlled Clinical Trials
Serious ARs occurred in 47
Dose Modifications and Discontinuations Due to ARs: Dose reductions in 3.6
Most common ARs and Select Laboratory Abnormalities (≥
Drug Interactions
Strong CYP3A Inhibitors: Concomitant use increased pirtobrutinib systemic exposure, which may increase risk of Jaypirca ARs. Avoid using strong CYP3A inhibitors with Jaypirca. If concomitant use is unavoidable, reduce Jaypirca dose according to approved labeling.
Strong or Moderate CYP3A Inducers: Concomitant use decreased pirtobrutinib systemic exposure, which may reduce Jaypirca efficacy. Avoid using Jaypirca with strong or moderate CYP3A inducers. If concomitant use with moderate CYP3A inducers is unavoidable, increase Jaypirca dose according to approved labeling.
Sensitive CYP2C8, CYP2C19, CYP3A, P-gp, or BCRP Substrates: Use with Jaypirca increased their plasma concentrations, which may increase risk of ARs related to these substrates for drugs sensitive to minimal concentration changes. Follow recommendations for these sensitive substrates in their approved labeling.
Use in Specific Populations
Pregnancy and Lactation: Due to potential for Jaypirca to cause fetal harm, verify pregnancy status in females of reproductive potential prior to starting Jaypirca. Presence of pirtobrutinib in human milk is unknown. Advise women to use effective contraception and to not breastfeed while taking Jaypirca and for one week after last dose.
Geriatric Use: In the pooled safety population of patients with hematologic malignancies, patients aged ≥65 years experienced higher rates of Grade ≥3 ARs and serious ARs compared to patients <65 years of age.
Renal Impairment: Because severe renal impairment increases pirtobrutinib exposure, reduce Jaypirca dose in these patients according to approved labeling.
PT HCP ISI MCL_CLL Q42025
Please see Prescribing Information and Patient Information for Jaypirca.
About Lilly
Lilly is a medicine company turning science into healing to make life better for people around the world. We've been pioneering life-changing discoveries for 150 years, and today our medicines help tens of millions of people across the globe. Harnessing the power of biotechnology, chemistry and genetic medicine, our scientists are urgently advancing new discoveries to solve some of the world's most significant health challenges: redefining diabetes care; treating obesity and curtailing its most devastating long-term effects; advancing the fight against Alzheimer's disease; providing solutions to some of the most debilitating immune system disorders; and transforming the most difficult-to-treat cancers into manageable diseases. With each step toward a healthier world, we're motivated by one thing: making life better for millions more people. That includes delivering innovative clinical trials that reflect the diversity of our world and working to ensure our medicines are accessible and affordable. To learn more, visit Lilly.com and Lilly.com/news, or follow us on Facebook, Instagram, and LinkedIn. P-LLY
© Lilly USA, LLC 2026. ALL RIGHTS RESERVED.
Trademarks and Trade Names
All trademarks or trade names referred to in this press release are the property of the company, or, to the extent trademarks or trade names belonging to other companies are referenced in this press release, the property of their respective owners. Solely for convenience, the trademarks and trade names in this press release are referred to without the ® and ™ symbols, but such references should not be construed as any indicator that the company or, to the extent applicable, their respective owners will not assert, to the fullest extent under applicable law, the company's or their rights thereto. We do not intend the use or display of other companies' trademarks and trade names to imply a relationship with, or endorsement or sponsorship of us by, any other companies.
Cautionary Statement Regarding Forward-Looking Statements
This press release contains forward-looking statements (as that term is defined in the Private Securities Litigation Reform Act of 1995) about Jaypirca (pirtobrutinib), as a potential treatment for adults with chronic lymphocytic leukemia or small lymphocytic lymphoma (CLL/SLL), and the timeline for future readouts, presentations, and other milestones relating to Jaypirca and its clinical trials, and reflects Lilly's current beliefs and expectations. However, as with any pharmaceutical product, there are substantial risks and uncertainties in the process of drug research, development, and commercialization. Among other things, there is no guarantee that planned or ongoing studies will be completed as planned, that future study results will be consistent with study results to date, that Jaypirca will receive additional regulatory approvals, or that Lilly will execute its strategy as expected. For further discussion of these and other risks and uncertainties that could cause actual results to differ from Lilly's expectations, see Lilly's Form 10-K and Form 10-Q filings with the United States Securities and Exchange Commission. Except as required by law, Lilly undertakes no duty to update forward-looking statements to reflect events after the date of this release.
Endnotes & References
- Mato AR, Shah NN, Jurczak W, et al. Pirtobrutinib in relapsed or refractory B-cell malignancies (BRUIN): a phase 1/2 study. Lancet. 2021;397(10277):892-901. doi:10.1016/S0140-6736(21)00224-5
- Hanel W, Epperla N. Emerging therapies in mantle cell lymphoma. J Hematol Oncol. 2020;13(1):79. Published 2020 Jun 17. doi:10.1186/s13045-020-00914-1
- Gu D, Tang H, Wu J, Li J, Miao Y. Targeting Bruton tyrosine kinase using non-covalent inhibitors in B cell malignancies. J Hematol Oncol. 2021;14(1):40. Published 2021 Mar 6. doi:10.1186/s13045-021-01049-7
- Mukkamalla SKR, Taneja A, Malipeddi D, et al. Chronic Lymphocytic Leukemia. [Updated 2023 Feb 18]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470433/
- The Leukemia and Lymphoma Society. NHL Subtypes. Access here: https://www.lls.org/lymphoma/non-hodgkin-lymphoma/nhl-subtypes. Accessed on October 25, 2023.
- Ou Y, Long Y, Ji L, et al. Trends in Disease Burden of Chronic Lymphocytic Leukemia at the Global, Regional, and National Levels From 1990 to 2019, and Projections Until 2030: A Population-Based Epidemiologic Study. Front Oncol. 2022;12:840616. Published 2022 Mar 10. doi:10.3389/fonc.2022.840616
- Sant M, et al. Incidence of hematologic malignancies in Europe by morphologic subtype: results of the HAEMACARE project. Blood. 2010. 116:3724–34. https://pubmed.ncbi.nlm.nih.gov/20664057/
Refer to: Kyle Owens; owens_kyle@lilly.com (Media)
Michael Czapar; czapar_michael_c@lilly.com (Investors)

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