Sponsored Research and License Agreements |
3 Months Ended |
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Mar. 31, 2026 | |
| Sponsored Research and License Agreements [Abstract] | |
| Sponsored Research and License Agreements | Sponsored Research and License Agreements
We conduct research and development programs independently and in connection with our corporate collaborators. We were a party to a collaboration agreement with Eli Lilly and Company (Lilly), which included the development and commercialization of ocadusertib (previously R552), a receptor-interacting protein kinase 1 (RIPK1) inhibitor; however, in April 2026, we received a written notice from Lilly to terminate the agreement, as discussed in more detail below.
We are currently a party to collaboration agreements with Grifols S.A. (Grifols) to commercialize fostamatinib for human diseases in all indications in Grifols territory which includes Europe, the UK, Turkey, the Middle East, North Africa and Russia (including Commonwealth of Independent States (CIS)); with Kissei Pharmaceutical Co., Ltd. (Kissei) to develop and commercialize fostamatinib in Japan, China, Taiwan and Korea, and olutasidenib in Japan, Korea and Taiwan; with Medison Pharma Trading AG (Medison Canada) and Medison Pharma Ltd. (Medison Israel and, together with Medison Canada, Medison) to commercialize fostamatinib in all indications, in Medison territory which includes Canada and Israel; with Knight Therapeutics International SA (Knight) to commercialize fostamatinib in all indications, in Knight territory which includes Latin America, consisting of Mexico, Central and South America, and the Caribbean; and with Dr. Reddy’s Laboratories (Dr. Reddy’s) to commercialize olutasidenib in Dr. Reddy’s territory which includes Latin America, South Africa, India, Australia, New Zealand, and certain countries in the CIS, Southeast Asia region and North Africa.
Further, we are also a party to collaboration agreements, but do not have ongoing performance obligations with BerGenBio ASA, now Oncoinvent ASA (BerGenBio) for the development and commercialization of AXL receptor tyrosine kinase inhibitor, R428 (now referred to as bemcentinib (BGB324)), and with Daiichi Sankyo (Daiichi) to pursue research related to murine double minute 2 (MDM2) inhibitor, DS-3032 (now referred as milademetan).
Under the above collaboration agreements, we have received, and may in the future receive, milestone payments contingent upon the achievement of specified events, as well as royalties on net sales of products commercialized by our partners. The total potential future contingent payments under these agreements were approximately $657.1 million. This amount accounts for terminated programs and Lilly’s April 2026 notice to terminate the Lilly Agreement, as discussed in detail below, and assumes the achievement of all applicable milestones under the existing agreements. Of this amount, $195.1 million relates to development and regulatory milestones and $462.0 million to commercial milestones. This estimate excludes any potential royalties that may become payable if our partners successfully commercialize licensed products. Milestone payments under these agreements are contingent upon our partners’ future efforts and the achievement of specified development, regulatory and commercial milestones.
We also have strategic development collaborations with MDACC and CONNECT to expand the evaluation of olutasidenib in other disease areas with IDH1 mutations.
Global Exclusive License Agreement with Lilly
In February 2021, we entered a global exclusive license agreement and strategic collaboration with Lilly, which became effective in March 2021 upon clearance under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, and was amended in September 2023, March 2024, and in August 2025 (collectively, Lilly Agreement). Pursuant to the terms of the Lilly Agreement, we granted Lilly the exclusive rights to develop and commercialize ocadusertib (previously R552) and related receptor interacting serine/threonine protein kinase 1 (RIPK1) inhibitors in all indications worldwide. The
collaboration was to develop and commercialize ocadusertib for the treatment of non-central nervous system (non-CNS) diseases, and additional RIPK1 inhibitors for the treatment of central nervous system (CNS) diseases.
Under the Lilly Agreement, we received a non-refundable and non-creditable upfront cash payment amounting to $125.0 million in April 2021. In addition, for non-CNS diseases, we were eligible to receive up to $330.0 million in development and regulatory milestones and up to $100.0 million in sales milestones on a product-by-product basis, as well as tiered royalties on net sales ranging from the mid-single digits to high-teens, subject to certain standard reductions and offsets. For CNS diseases, we were eligible to receive up to $256.0 million in development, regulatory and commercial milestones and up to $150.0 million in sales milestone payments, as well as tiered royalties on net sales up to low-double digits.
On April 16, 2026, we received a written notice from Lilly of its decision to terminate the Lilly Agreement, which will become effective June 15, 2026. Following termination of the Lilly Agreement, including the prior termination of the CNS disease program effective in November 2025, we do not expect to receive future milestones or royalties under the Lilly Agreement.
Under the Lilly Agreement, we were responsible for 20% of the development costs for ocadusertib in the US, Europe, and Japan, up to a specified cap, and Lilly was responsible for funding the remainder of all development activities for ocadusertib and other non-CNS disease development candidates. In September 2023, we exercised our first opt-out right, and concurrently, our cost share obligation for ocadusertib development ended on April 1, 2024. Although we retained a right to opt back into co-funding to receive increased royalties, we notified Lilly in April 2025 that we would not exercise this option. As a result, we have no further development cost-sharing obligations. In connection with this decision, we released the $40.0 million remaining cost share liability and recognized the amount as contract revenues from collaboration in the second quarter of 2025. As of March 31, 2026 and December 31, 2025, there was no deferred revenue related to the Lilly Agreement.
Grifols License Agreement
We have an exclusive commercialization license agreement with Grifols entered in January 2019 with exclusive rights to commercialize fostamatinib for human diseases, and non-exclusive rights to develop fostamatinib in Grifols territory. There was no deferred revenue related to the Grifols license agreement as of March 31, 2026 and December 31, 2025.
Pursuant to our commercial supply agreement with Grifols, no revenue was recognized from delivery of drug supplies to Grifols for the three months ended March 31, 2026. Revenue recognized for such deliveries was $3.3 million for the three months ended March 31, 2025.
We also recognize royalty revenue from Grifols included within contract revenues from this collaboration. Royalty revenue for the three months ended March 31, 2026 and 2025 from Grifols was $1.8 million and $1.4 million, respectively.
Kissei License Agreements
We have a collaboration and license agreement with Kissei entered in September 2024 to grant exclusive rights to Kissei to develop and commercialize olutasidenib in all human diseases in related Kissei territory. There was no deferred revenue related to this related collaboration and license agreement as of March 31, 2026 and December 31, 2025.
We also have an exclusive license and supply agreement with Kissei entered in October 2018, amended in November 2022, October 2023, August 2024, September 2024 and October 2024, to develop and commercialize fostamatinib in all current and potential indications in related Kissei territory. As of March 31, 2026 and December 31, 2025, the remaining deferred revenue was related to the material right associated with discounted fostamatinib supply which amounted to $1.4 million. During the three months ended March 31, 2025, we recognized $3.0 million of contract revenue from collaborations related to a non-refundable and non-creditable milestone payment from Kissei in connection with the approval of fostamatinib in Korea.
Pursuant to our supply agreement with Kissei, for the three months ended March 31, 2026 and 2025, we recognized $1.8 million and $1.6 million, respectively, of revenue related to delivery of drug supplies to Kissei.
Medison Commercial and License Agreements
We have exclusive commercial and license agreements with Medison entered in October 2019 for the commercialization of fostamatinib for chronic ITP in Medison territory. There was no deferred revenue related to Medison commercial and license agreement as of March 31, 2026 and December 31, 2025.
Revenue recognized from Medison related to delivery of drug supplies and royalties for the three months ended March 31, 2026 and 2025 was $0.3 million and $0.4 million, respectively.
Strategic Development Collaborations with MDACC and CONNECT
We have a Strategic Collaboration Agreement with MDACC entered in December 2023 to evaluate olutasidenib in AML and other hematologic cancers. Under the agreement, we are obligated to provide study materials and up to $15.0 million in time-based milestone payments over the five-year collaboration term, unless terminated earlier. Through March 31, 2026, we have provided $5.3 million in funding to MDACC.
In January 2024, we announced our collaboration with CONNECT to conduct a Phase 2 clinical trial to evaluate olutasidenib in glioma. Under this agreement, we are obligated to provide study materials and up to $3.0 million in funding over the four-year collaboration term.
Amounts paid under these research collaboration agreements are recorded as prepaid research and development to the extent payments are made in advance of services and are recognized as research and development expense as the services are performed.
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