Advanced clinical development in two broad areas of autoimmune disease: rheumatology and neurology Treated 30 patients cumulatively as of May 14, 2024, including eight patients with myasthenia gravis, seven patients with lupus nephritis, and four patients with multiple sclerosis Strong balance sheet, bolstered by recent public offering EMERYVILLE, Calif., May 14, 2024 /PRNewswire/ -- Kyverna Therapeutics, Inc. (NASDAQ:KYTX), a patient-centered, clinical-stage biopharmaceutical company focused on developing cell therapies for patients suffering from autoimmune diseases, today reported its business highlights and financial results for the first quarter ended March 31, 2024. "We continue to build momentum in the clinical development of our lead product candidate, KYV-101, as we seek to bring autoimmune CAR T-cell therapies to more patients across both the US and Europe," said Peter Maag, Chief Executive Officer of Kyverna. "We are excited to build on our leadership position in 2024 and continue to execute diligently on our promise to bring hope to patients living with autoimmune disorders." First Quarter 2024 and Recent Business Highlights Advanced clinical development of KYV-101, our proprietary CD19 chimeric antigen receptor (CAR) T-cell therapy for autoimmunity, in clinical trials and investigator-initiated trials across the US and Europe Treated 30 patients cumulatively as of May 14, 2024, including eight patients with myasthenia gravis, seven patients with lupus nephritis, and four patients with multiple sclerosis Published early clinical data showing first-in-disease use of KYV-101 in patients with refractory progressive multiple sclerosis KYV-101 granted Orphan Drug Designation by the U.S. Food and Drug Administration for the treatment of myasthenia gravis Progressed the global KYSA clinical trial program in multiple indications across rheumatology and neurology: Phase 1/2 trials in lupus nephritis (KYSA-1 and KYSA-3), a Phase 1/2 trial in systemic sclerosis (KYSA-5), a Phase 2 trial in myasthenia gravis (KYSA-6), and a Phase 2 trial in multiple sclerosis (KYSA-7) Strengthened balance sheet with approximately $366.9 million in gross proceeds from our initial public offering in February 2024 Upcoming Milestones Interim patient data releases and symposia at EULAR in second quarter of 2024, ECTRIMS in third quarter of 2024 and ACR in fourth quarter of 2024 Regulatory progress in rheumatology and neurology in the US and Europe Ongoing progress with Ingenui-T, our manufacturing process designed to improve patient experience and manufacturing efficiencies Updates on KYV-201, our allogeneic CD19 CAR T-cell product candidate Financial Results for the Quarter Ended March 31, 2024 For the quarter ended March 31, 2024, the company reported a net loss of $26.7 million, or a net loss per common share of $1.12, compared to a net loss of $11.1 million, or a net loss per common share of $12.10, for the same period in 2023. During the quarter ended March 31, 2024, net cash used in operating activities was $25.5 million, compared to $11.5 million for the same period in 2023. Kyverna reported $369.8 million in cash, cash equivalents, and available-for-sale marketable securities as of March 31, 2024, inclusive of approximately $336.2 million in net proceeds raised from its initial public offering that was completed in February 2024, after deducting underwriting discounts and commissions and other offering costs.  About Kyverna Therapeutics Kyverna is a patient-centered, clinical-stage biopharmaceutical company focused on developing cell therapies for patients suffering from autoimmune diseases. Our lead CAR T-cell therapy candidate, KYV-101 is advancing through clinical development with sponsored clinical trials across two broad areas of autoimmune disease: rheumatology and neurology, including Phase 2 trials for multiple sclerosis and myasthenia gravis, a Phase 1/2 trial for systemic sclerosis, and two ongoing multi-center, open-label Phase 1/2 trials in the United States and Germany for patients with lupus nephritis. Kyverna's pipeline includes next-generation chimeric antigen receptor (CAR) T-cell therapies in both autologous and allogeneic formats with properties intended to be well suited for use in B cell-driven autoimmune diseases. For more information, please visit www.kyvernatx.com. Forward-looking Statements This press release contains forward looking statements that are based on management's beliefs and assumptions and on information currently available to management of Kyverna Therapeutics, Inc. ("Kyverna", "we", "our," or the "Company"). All statements other than statements of historical facts contained in this press release are forward looking statements. Forward looking statements include, but are not limited to, statements concerning: the Company's future results of operations and financial position, business strategy, drug candidates, planned preclinical studies and clinical trials, results of preclinical studies and named patient activities, ongoing clinical trials, research and development costs, plans for manufacturing, regulatory approvals, timing and likelihood of success, as well as plans and objectives of management for future operations. These forward-looking statements are subject to risks and uncertainties, including the factors described under the Risk Factors section of the Company's Annual Report on Form 10-K for the year ended December 31, 2023 filed with the SEC on March 26, 2024 and any subsequent Quarterly Reports on Form 10-Q filed by the Company. Actual results could differ materially and adversely from those anticipated or implied in the forward looking statements. When evaluating Kyverna's business and prospects, careful consideration should be given to these risks and uncertainties. These statements speak only as of the date of this press release, and Kyverna undertakes no obligation to update or revise these statements. For more information, please contact: Investor Contact:George ThampyKyverna Media Contact:Consort Partners for Kyverna Therapeutics, Inc. Condensed Statements of Operations and Comprehensive Loss (in thousands, except share and per share data) (unaudited) Three Months Ended March 31, 2024 2023 Operating expenses Research and development $ 22,476 $ 8,711 General and administrative 6,882 2,734 Total operating expenses 29,358 11,445 Loss from operations