Core Viewpoint - XOMA Royalty Corporation has entered into a definitive merger agreement to acquire Turnstone Biologics Corp for $0.34 in cash per share plus one non-transferable contingent value right (CVR) [1][3]. Group 1: Merger Agreement Details - The acquisition is unanimously approved by Turnstone's Board of Directors, which believes it is in the best interests of all stockholders [2]. - XOMA Royalty will commence a tender offer by July 11, 2025, to acquire all outstanding shares of Turnstone common stock, with the transaction expected to close in August 2025 [3]. - Approximately 25.2% of Turnstone stockholders have signed support agreements to tender their shares in the Offer [3]. Group 2: Company Profiles - XOMA Royalty is a biotechnology royalty aggregator that helps biotech companies by acquiring potential future economics associated with therapeutic candidates [5]. - Turnstone Biologics focuses on developing a differentiated approach to treat solid tumors through selected tumor-infiltrating lymphocyte therapy [6].

Core Insights - XOMA Royalty Corporation has acquired future royalty and milestone interests in mezagitamab from BioInvent for a total of USD $30 million, with an initial payment of USD $20 million at closing [1][2] - The acquisition enhances XOMA Royalty's late-stage royalty portfolio and provides BioInvent with non-dilutive capital to advance its clinical pipeline [2] - XOMA Royalty will be entitled to additional milestones of up to USD $16.25 million and mid-single digit royalties on future commercial sales of mezagitamab [3] Company Overview - XOMA Royalty Corporation is a biotechnology royalty aggregator that helps biotech companies by acquiring potential future economics associated with therapeutic candidates [5] - BioInvent International AB focuses on discovering and developing novel immune-modulatory antibodies for cancer therapy, currently having five drug candidates in clinical trials [6] Transaction Details - The economic interest in mezagitamab originated from a 2003 cross-licensing agreement between XOMA Royalty and BioInvent [2] - An additional payment of USD $10 million will be made upon mezagitamab achieving a specific regulatory milestone related to FDA marketing approval for IgA nephropathy [2] Clinical Development - Takeda, the developer of mezagitamab, has initiated a Phase 3 clinical trial for the treatment of immune thrombocytopenia (ITP) [4] - Mezagitamab is a fully human IgG1 monoclonal antibody targeting CD38, which has the potential to be a best-in-class anti-CD38 mAb [4]

Core Insights - XOMA Royalty Corporation reported a strong first quarter for 2025, with total income and revenues of $15.9 million, a significant increase from $1.5 million in the same period in 2024, driven by various milestone payments and royalties [7][21]. - The company received $18.0 million in cash receipts during the first quarter, including $13.4 million from royalties and commercial payments, and $4.6 million from milestones and fees [15][7]. - XOMA Royalty is focused on prudent cash deployment, strict expense control, and opportunistic share repurchases, indicating a commitment to generating shareholder value [2][6]. Pipeline Advancements - The Marketing Authorization Application (MAA) for tovorafenib by Day One Biopharmaceuticals and Ipsen was accepted for review by the European Marketing Authority (EMA) [1]. - Takeda initiated a Phase 3 trial for mezagitamab, targeting chronic primary immune thrombocytopenia [1]. Business Development - XOMA Royalty acquired a royalty interest in Castle Creek Biosciences' D-Fi (FCX-007), a Phase 3 asset for dystrophic epidermolysis bullosa, contributing $5 million to a $75 million syndicated royalty financing transaction [3][1]. - The company successfully sold all unpartnered Kinnate assets, with a portion of any upfront payments to be distributed to Kinnate CVR holders [1][3]. Financial Performance - The company recorded a net income of $2.4 million for the first quarter of 2025, compared to a net loss of $8.6 million in the first quarter of 2024 [14][22]. - Research and Development (R&D) expenses increased to $1.3 million in Q1 2025 from $33,000 in Q1 2024, primarily due to licensing fees and clinical trial costs [9][21]. - General and Administrative (G&A) expenses decreased to $8.1 million in Q1 2025 from $8.5 million in Q1 2024, mainly due to lower stock compensation costs [10][11]. Anticipated Events - Key upcoming events include the EMA's decision on the MAA for tovorafenib and the completion of enrollment in the sunRIZE Phase 3 clinical trial for ersodetug, with topline data expected in December 2025 [6][1].

Core Viewpoint - XOMA Royalty Corporation has successfully sold its remaining Kinnate pipeline assets for up to $270 million in upfront and milestone payments, along with royalties on future commercial sales [1][2] Group 1: Financial Details - The total potential financial benefit from the sale includes up to $270 million in upfront and milestone payments, plus royalties on commercial sales at rates ranging from low single digits to mid-teens [1] - Holders of Kinnate Contingent Value Rights (CVRs) will receive 85% of all related payments made to XOMA Royalty prior to April 2, 2029 [2] Group 2: Company Background - XOMA Royalty Corporation operates as a biotechnology royalty aggregator, acquiring future economic rights associated with therapeutic candidates licensed to pharmaceutical or biotechnology companies [3] - The company provides non-dilutive, non-recourse funding to sellers, enabling them to advance their internal drug candidates or for general corporate purposes [3] Group 3: Current Portfolio - As of the date of the press release, XOMA Royalty's milestone and royalty portfolio includes commercial assets such as VABYSMO®, OJEMDA™, MIPLYFFA™, XACIATO™, IXINITY®, and DSUVIA® [6]