Tyra Biosciences to Present at Upcoming Investor Conferences

On November 13, 2024 Tyra Biosciences, Inc. (Nasdaq: TYRA), a clinical-stage biotechnology company focused on developing next-generation precision medicines that target large opportunities in Fibroblast Growth Factor Receptor (FGFR) biology, reported that company management will participate in the following investor conferences (Press release, Tyra Biosciences, NOV 13, 2024, View Source [SID1234648307]):

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Jefferies London Healthcare Conference, November 19-21st, 2024:

Todd Harris, CEO of TYRA, will participate in a fireside chat on Tuesday, November 19th, at 2:00 pm GMT.
TYRA management will also participate in one-on-one investor meetings and B2B meetings.
36th Annual Piper Healthcare Conference, December 3-5th, 2024, New York:

Mr. Harris will participate in a fireside chat on Wednesday, December 4th, at 10:30 am ET.
TYRA management will also participate in one-on-one meetings with investors.
A live and archived webcast of the fireside chats will be available via the For Investors page on the TYRA website.

Immutep’s Efti Shows Excellent Survival Data from INSIGHT-003 Trial in Non-Small Cell Lung Cancer

On November 13, 2024 Immutep Limited (ASX: IMM; NASDAQ: IMMP) ("Immutep" or "the Company"), a clinical-stage biotechnology company developing novel LAG-3 immunotherapiesfor cancer and autoimmune disease, reported positive data from the investigator-initiated INSIGHT-003 Phase I trial evaluating eftilagimod alpha (efti) in combination with KEYTRUDA (pembrolizumab) and chemotherapy for first-line treatment of metastatic non-squamous non-small cell lung cancer (1L NSCLC) patients (Press release, Immutep, NOV 13, 2024, View Source [SID1234648306]).

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Prof. Dr. Salah-Eddin Al-Batran of the Frankfurt Institute of Clinical Cancer Research (IKF) and project lead stated, "The strength of these mature survival results coupled with a favourable safety profile in first-line treatment of patients with non-squamous NSCLC, the vast majority of whom have negative or low PD-L1 expression, is very encouraging. This promising data in INSIGHT-003 suggests a complementary effect from the addition of efti, a unique MHC Class II agonist, to the standard-of-care combination of pembrolizumab and chemotherapy which has revolutionised the treatment landscape in lung cancer. The IKF will also support and is looking forward to participating in the upcoming TACTI-004 study, which has PFS and OS as dual primary endpoints."

Key Results – Data cutoff – 15 October 2024 The survival data from the triple combination therapy in patients irrespective of PD-L1 expression with a minimum follow-up of 22 months (N=21) at data cut-off shows: INSIGHT-003 Results Median Overall Survival (OS) 32.9 months Median Progression-Free Survival (PFS) 12.7 months 24-month Overall Survival (OS) 81.0% These results compare favourably to the 22.0-month median OS, 9.0-month median PFS, and 24-month OS rate of 45.5% from a registrational trial of anti-PD-1 and doublet chemotherapy in non-squamous 1L NSCLC regardless of PD-L1 expression. 1 Notably, ~19% of the 21 patients in INSIGHT-003 with mature survival data have high PD-L1 expression, who typically respond better to anti-PD-1 therapy, versus ~32% in the registrational trial of anti-PD-1 and doublet chemotherapy

Marc Voigt, CEO of Immutep, stated, "The overall survival and progression-free survival data from this mature cohort of patients in INSIGHT-003 with nearly a 2-year minimum follow-up exceeds our expectations. We are encouraged to see efti build upon the historical clinical outcomes from the most widely used immunotherapy-chemo combination today. Additionally, the early evaluations in the expansion cohort of 19 patients, who all have low or negative PD-L1 expression, are tracking well and we look forward to additional data updates from the INSIGHT-003 trial in 2025 and beyond. Our focus on potentially driving a new standard of care globally in first line treatment of NSCLC is boosted by these results and we are well advanced in our preparations to initiate the TACTI-004 Phase III trial."

Data from all evaluable patients to date (N=40) demonstrates significant improvement of Overall Response Rate (ORR) according to RECIST 1.1 across all levels of PD-L1 expression compared to historical control2 :
• 75.0% ORR versus 62.1% ORR in patients with high PD-L1 expression (TPS >50%)
• 58.8% ORR versus 49.2% ORR in patients with low PD-L1 expression (TPS 1-49%)
• 47.4% ORR versus 32.3% ORR in patients with negative PD-L1 expression (TPS <1%)

In this all-comer PD-L1 trial, the 55.0% ORR and 87.5% Disease Control Rate (DCR) are from the following breakdown of patients by PD-L1 expression: TPS >50% (N=4), TPS 1-49% (N=17), and TPS <1% (N=19). As compared to the general 1L NSCLC patient population of which each of these PD-L1 levels represents roughly one-third, INSIGHT-003 is biased towards low and negative PD-L1 (TPS <50%) patients who are typically less responsive to anti-PD-1 therapy.

In these patients with low and negative PD-L1 expression (36 of 40 patients), the triple combination achieved a 52.8% ORR and 86.1% DCR. Of note, all 19 patients in the expansion cohort have TPS <50% and several with stable disease have potential to become responders.

Safety
Safety continues to be favourable for efti in combination with pembrolizumab and chemotherapy, with no new safety signals.

Next Steps
INSIGHT-003, a multi-centre study led by the Frankfurt Institute of Clinical Cancer Research IKF, is nearing completion of patient enrolment. Additional data updates from this trial are expected in 2025 and beyond.

About INSIGHT-003
INSIGHT-003 is an investigator-initiated, multi-centre study led by the Frankfurt Institute of Clinical Cancer Research (IKF). It is being run as the third arm (Stratum C) of the ongoing Phase I INSIGHT trial with Prof. Dr. Salah-Eddin Al-Batran as lead investigator. The study is evaluating a triple combination therapy in front line non-small cell lung cancer patients consisting of efti administered subcutaneously in conjunction with an existing approved standard-of-care combination of anti-PD-1 therapy (pembrolizumab) and doublet chemotherapy (carboplatin and pemetrexed) delivered intravenously. The trial will assess the safety, tolerability, and initial efficacy of the combination.

Adaptimmune’s Lete-cel Achieves Primary Endpoint in Pivotal Trial

On November 13, 2024 Adaptimmune Therapeutics plc (NASDAQ: ADAP), a company working to redefine the treatment of solid tumor cancers with cell therapy, reported data from the primary analysis of its pivotal Phase 2 IGNYTE-ESO trial of lete-cel in people with synovial sarcoma or myxoid/round cell liposarcoma (MRCLS) who received previous anthracycline-based therapy (Press release, Adaptimmune, NOV 13, 2024, View Source [SID1234648304]). The primary analysis data are being presented at the Connective Tissue Oncology Society (CTOS) 2024 Annual Meeting which takes place from November 13-16, 2024 in San Diego.

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Based on these positive data, Adaptimmune plans to initiate a rolling Biologics License Application (BLA) submission for lete-cel for the treatment of advanced or metastatic synovial sarcoma and MRCLS by the end of 2025. Lete-cel builds on the potential of Adaptimmune’s sarcoma franchise to change the way solid tumors are treated using cell therapies, more than doubling the addressable patient population eligible for Adaptimmune cell therapies to also include NY-ESO-1 positive synovial sarcoma and MRCLS solid tumors.

Sandra D’Angelo, MD, Sarcoma Medical Oncologist and Cell Therapist, Memorial Sloan Kettering Cancer Center: "Individuals with both synovial sarcoma and MRCLS are commonly diagnosed under 40, facing a devastating disease with limited treatments in the prime of their lives. I’ve been seeing these patients throughout my career and have frequently faced the frustrating reality of having incredibly limited treatment options to offer them. I’m encouraged by these data as they could lead to a potential therapeutic option and an improved prognosis for these patients."

Elliot Norry, MD, Adaptimmune’s Chief Medical Officer: "We are thrilled to see that 42% of patients with synovial sarcoma or MRCLS responded to treatment with lete-cel, following prior treatment with currently available therapies. Responses were durable across both indications, with an overall median duration of response greater than 18 months for people with synovial sarcoma and greater than one year for MRCLS. These data underscore lete-cel’s potential to transform the lives of people with these cancers who have a poor prognosis and few treatment options. We look forward to presenting our findings at CTOS and initiating a rolling Biologics License Application for lete-cel in 2025 for the treatment of both synovial sarcoma and MRCLS, building on the potential of our sarcoma franchise."

The primary analysis includes data from 64 people with synovial sarcoma or MRCLS who received lete-cel manufactured with the proposed commercial manufacturing process in the IGNYTE-ESO trial. In the analysis, 27/64 (42%) people with synovial sarcoma or MRCLS had RECISTv1.1 responses by independent review, with six complete responses and 21 partial responses. The response rate was 14/34 (41%) for people with synovial sarcoma and 13/30 (43%) for people with MRCLS.

The median duration of response (DoR) was 12.2 months (95% CI 6.8, 19.5). In synovial sarcoma, the median duration of response was 18.3 months (95% CI 3.3, -). In MRCLS, the median duration of response was 12.2 months (95%, CI 5.3, -). The median progression free survival (PFS) was 5.3 months (95% CI 4.0, 8.0).

Safety findings were consistent with the known profile of lete-cel from previous data. All patients experienced treatment-emergent adverse events: cytopenias, cytokine release syndrome (CRS) and rash were the most common adverse events. Overall, toxicities were manageable, and consistent with an acceptable benefit to risk profile.

CTOS presentation details:

Title: Planned Analysis of the Pivotal IGNYTE-ESO Trial of Lete-Cel in Patients with Synovial Sarcoma or Myxoid/Round Cell Liposarcoma (Paper 84)
Session 12: Immunology: Podium presentation
Presenter: Sandra D’Angelo, MD, Sarcoma Medical Oncologist and Cell Therapist, Memorial Sloan Kettering Cancer Center
Date/Time: Saturday, November 16, 10:30 AM – 12:00 PM PT / 1:30 – 3:00 PM ET
Adaptimmune virtual KOL event November 18th
Adaptimmune will host a virtual event to discuss and review the IGNYTE-ESO dataset and the impact of engineered cell therapies on the treatment landscape in sarcoma. The event will feature Sandra D’Angelo, M.D., Sarcoma Medical Oncology, Memorial Sloan Kettering Cancer Center, an investigative clinician in both the SPEARHEAD and IGNYTE-ESO clinical trials, and author and presenter of the IGNYTE-ESO data update at CTOS. A live question and answer session will follow the formal presentation. The virtual event will take place on Monday, November 18, 2024 from 2:30 PM ET to 3:30 PM ET. To register, click here.

About the IGNYTE-ESO trial
IGNYTE-ESO is a pivotal, Phase 2, open-label trial for people with previously treated, advanced synovial sarcoma or MRCLS to evaluate the efficacy, safety, and tolerability of lete-cel. Lete-cel’s engineered TCR T-cells target NY-ESO-1+ tumors. NY-ESO-1 is a solid tumor antigen highly expressed in synovial sarcoma and MRCLS.

About lete-cel
Lete-cel is an investigational, engineered TCR T-cell therapy targeting the solid tumor antigen NY-ESO-1. Lete-cel is being investigated for the treatment of synovial sarcoma and myxoid/round cell liposarcoma (MRCLS) in the pivotal IGNYTE-ESO (NCT03967223) trial in patients who received prior anthracycline treatment.

About synovial sarcoma
There are approximately 50 types of soft tissue sarcomas which are categorized by tumors that appear in fat, muscle, nerves, fibrous tissues, blood vessels, or deep skin tissues.1 Synovial sarcoma accounts for approximately 5% to 10% of all soft tissue sarcomas (there are approximately 13,400 new soft tissue cases in the U.S. each year).2,3 One third of patients with synovial sarcoma will be diagnosed under the age of 30.3 The five-year survival rate for people with metastatic disease is just 20% and most people undergoing standard of care treatment for advanced disease experience recurrence and go through multiple lines of therapy, often exhausting all options.4

About Myxoid/round cell liposarcoma (MRCLS)
MRCLS is one of several types of liposarcoma, a rare cancer that grows in the cells that store fat in the body. MRCLS usually grows in the arms and legs. Each year in the United States, about 2,000 people are diagnosed with liposarcoma. MRCLS is one of the most common types of liposarcoma and makes up about 30% of all liposarcoma cases. It is more common in people aged 20 to 40 years old.5 One-third of MRCLS cases will become metastatic with tumors spreading to unusual bone and soft tissue locations.

Medigene Presents Data on an Innovative IFN-γ Biosensor Technology at SITC 2024

On November 13, 2024 Medigene AG (Medigene or the "Company", FSE: MDG1, Prime Standard), an oncology platform company focused on the research and development of T cell receptor (TCR)-guided therapies for the treatment of cancer, reported data on the newest addition to its End-to-End (E2E) Platform, an Interferon-Gamma (IFN-γ) Biosensor technology that allows real-time monitoring and quantification of IFN-γ release from cytokine-secreting cells at the Society of Immunotherapy of Cancer (SITC) (Free SITC Whitepaper) 2024 Conference taking place in Houston, TX, USA from November 6-10, 2024 (Press release, MediGene, NOV 13, 2024, View Source [SID1234648303]).

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The poster "The IFN-γ Biosensor – A universal tool for IFN-γ detection in cellular co-culture assays" is available on Medigene’s website: View Source

"Release of IFN-γ is one of the most common parameters used to measure T cell or NK cell functionality. Current methods for detection of IFN-γ secretion have several drawbacks, including extensive hands-on-time and needs for expensive, temperature-sensitive reagents," said Dolores Schendel, CSO of Medigene AG. "The IFN-γ Biosensor is an innovative tool within our E2E Platform that provides a simple, low-cost, cell-based alternative for quantification of secreted IFN-γ. This biosensor addresses limitations of current methods by reducing time, costs and complexity. The biosensor cells can be added directly as third-party bystander cells to co-cultures of T or NK cells, thereby dramatically reducing assay steps while enabling a dynamic assessment of IFN-γ secretion over time, going beyond standard end-point assays." The presented poster displayed a direct comparison between the conventional standard method Enzyme-linked Immunosorbent Assay (ELISA) and the Company´s proprietary innovative IFN-γ Biosensor to determine IFN-γ release directly in cell co-cultures or in cell supernatants. The biosensor cells were generated to produce a green fluorescent protein (GFP) when exposed to IFN-γ and allow for quantitative analysis of the GFP fluorescent reporter signal

The IFN-γ biosensor demonstrated comparable sensitivity to ELISA, effectively detecting low levels of IFN-γ using standard measurement tools like flow cytometry and fluorescence readings. Detection was highly specific for IFN-γ, with minimal response observed only when exposed to exceedingly high levels of IFN-α or IFN-β, two other interferon types. Further in vitro assays showed that the biosensor produced dose-dependent results comparable to ELISA, that were stable and sensitive to IFN-γ stimulation over extended co-culture periods. The addition of this process optimization technology to the Medigene End-to-End Platform significantly reduces costs and complexity while increasing speed and reproducibility when applied in high-throughput screening assays of T or NK cell functionality. The time from assay completion to analysis of results was significantly reduced, providing faster data processing and is more efficient and streamlined when implemented in robotic workflows.

Overall, with its broad detection range, dynamic measurements over time, and high specificity, the IFN-γ Biosensor technology to provide a sensitive and efficient alternative that extends beyond a traditional ELISA for measuring T cell and NK cell functionality. Simple readouts using either flow cytometry and fluorescence readers-supports its easy integration in high-throughput workflows, cutting costs and handling times.

Omeros Corporation Reports Third Quarter 2024 Financial Results

On November 13, 2024 Omeros Corporation (Nasdaq: OMER) reported recent highlights and developments as well as financial results for the third quarter ended September 30, 2024, which include (Press release, Omeros, NOV 13, 2024, View Source [SID1234648300]):

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● Net loss for the third quarter of 2024 was $32.2 million, or $0.56 per share, compared to a net loss of $37.8 million, or $0.60 per share for the third quarter of 2023. For the nine months ended September 30, 2024, net loss was $125.5 million, or $2.15 per share, compared to a net loss of $108.8 million, or $1.73 per share in the prior year period.

● At September 30, 2024, we had $123.2 million of cash and short-term investments available for operations and debt servicing, a decrease of $48.7 million from December 31, 2023. During the year, we paid an $18.4 million charge related to delivery of narsoplimab drug substance, the manufacturing of which commenced in October 2023, a $21.2 million payment for term loan-related debt repurchase, and $1.9 million of term loan-related transaction costs.

● In September, we held a presubmission meeting with FDA for our biologics license application ("BLA") for narsoplimab, our lead antibody targeting MASP-2 and the lectin pathway of complement, in hematopoietic stem cell transplant-associated thrombotic microangiopathy ("TA-TMA"). The meeting was both collaborative and productive. As part of the meeting, we received additional minor feedback on our proposed statistical analysis plan for the primary endpoint – patient survival in our pivotal narsoplimab trial compared to that in an external registry of patients with TA-TMA. FDA had previously reviewed the plan and all comments had been incorporated. The additional feedback was limited to requesting a few additional sensitivity analyses. We accordingly revised and resubmitted our statistical analysis plan shortly thereafter and expect to receive FDA’s reply imminently. Assuming general alignment on the revised plan, we intend to proceed with conducting the primary and secondary efficacy analyses after incorporating, as appropriate any additional agency feedback on the plan. If the results support resubmission, we intend to finalize and resubmit our BLA as soon as possible. We expect to provide a further update on our plans for resubmission and relevant timing after the efficacy analyses have been conducted.

● Preparations are also underway for the European marketing authorization application ("MAA") for narsoplimab in TA-TMA, which we expect to submit in the first half of 2025.

● Zaltenibart (formerly known as OMS906), our lead MASP-3 antibody targeting the key activator of the alternative pathway of complement, continued to advance rapidly through its Phase 2 development program in paroxysmal nocturnal hemoglobinuria ("PNH"). In September and October 2024, we met with FDA and European regulators to discuss further details of our planned Phase 3 program for zaltenibart in PNH. With both regulatory agencies, we discussed data developed from our clinical and nonclinical programs to date as well as our plans for Phase 3 development of zaltenibart in PNH. Both regulatory agencies agreed with the design of our proposed studies as well as our dose-finding strategy and provided other valuable feedback to inform our development plans. We now have a clear path to opening Phase 3 enrollment, which we expect in early 2025.

● Sites for the zaltenibart Phase 2 trial in C3 glomerulopathy ("C3G") are open to enrollment in multiple countries and dosing in the study is ongoing. We are targeting initiation of our Phase 3 program for C3G in the first half of 2025.

"We expect that our September presubmission meeting with FDA and the minor revisions requested and incorporated in our analysis plan should clear the way to resubmit our BLA for narsoplimab in TA-TMA," said Gregory A. Demopulos, M.D., Omeros’ chairman and chief executive officer. "While driving toward BLA and MAA submissions and preparing for the market launch of narsoplimab, we have also made tremendous progress in our other clinical development programs. For zaltenibart – with strong and growing physician support – successful end-of-Phase-2 meetings with both FDA and European regulators together with the manufacturing of sufficient drug supply enable us to advance directly into Phase 3 PNH enrollment, planned for early 2025, with C3G Phase 3 initiation targeted to follow soon thereafter. As we identify an appropriate large-market indication, our long-acting MASP-2 inhibitor OMS1029 stands ready to begin Phase 2 clinical trials. In our OMS527 program targeting addictive and compulsive disorders, we anticipate starting next year our NIDA-funded trial in adult patients with cocaine-use disorder. In parallel, our preclinical oncology programs are rapidly generating exciting in vitro and in vivo data as we build our patent position. We look forward to sharing more about the progress and prospects of all these programs in the coming months."

Third Quarter and Recent Clinical Developments

● Recent developments regarding narsoplimab, our lead monoclonal antibody targeting mannan-binding lectin-associated serine protease-2 ("MASP-2"), the effector enzyme of the lectin pathway, include the following:

o We have been engaged in ongoing discussions with FDA regarding the anticipated resubmission of our BLA for narsoplimab in TA-TMA, as described above. We do not expect the need for any additional discussion following FDA’s pending reply to our September submission of the revised statistical analysis plan incorporating requested additional sensitivity analyses so, following receipt of FDA’s response, we intend to proceed with conducting the primary and secondary efficacy analyses after incorporating, as appropriate, any additional agency feedback on the plan. If the analysis results support resubmission, we intend to finalize and resubmit our BLA as soon as possible. Even if the results of the efficacy analysis are favorable and FDA accepts our resubmitted BLA for review, as with any BLA or new drug application ("NDA"), there can be no guarantee that FDA will approve narsoplimab for TA-TMA. We expect to provide a further update on our plans for resubmission and relevant timing after the efficacy analyses have been performed.

o Preparations are also underway for the European MAA for narsoplimab in TA-TMA, which we expect to submit in the first half of 2025.

o Two manuscripts are in preparation by panels of leading international transplant experts – the first will compare survival in patients in the narsoplimab pivotal trial to survival in the same rigorous external control population of TA-TMA patients to be used in our BLA primary analysis and the second detailing the survival data of nearly 140 adult and pediatric TA-TMA patients treated with narsoplimab under our expanded access program. Physicians continue to request access to narsoplimab under this program for their patients with TA-TMA, many who have failed off-label treatment with one or more other complement inhibitors and/or defibrotide.

o We are continuing our work exploring the potential of narsoplimab and MASP-2 inhibition in severe acute and long COVID (also known as post-acute sequelae of COVID-19, or PASC) as well as acute respiratory distress syndrome, or ARDS, including ARDS associated with H1N1 and H5N1 infection. We are also advancing a MASP-2/C1inh proprietary diagnostic assay for lectin pathway hyperactivation for use in severe acute and long COVID-19, ARDS, and other diseases and disorders.

● Recent developments regarding OMS1029, our long-acting, next-generation MASP-2 inhibitor, include the following:

o Single- and multiple-ascending-dose Phase 1 studies of OMS1029 have now been completed and OMS1029 has been well tolerated to date with no safety concerns identified. Results of these studies, confirmed by pharmacokinetic and pharmacodynamic modeling and dose simulation, confirm once-quarterly, low-volume dosing either intravenously or subcutaneously.

o OMS1029 drug product has been manufactured and stored for future clinical trials and we continue to evaluate large-market indications in which to pursue Phase 2 clinical development of OMS1029, dependent on the availability of resources. Data from a primate study in one of these indications are pending.

● Recent developments regarding zaltenibart, our lead monoclonal antibody targeting mannan-binding lectin-associated serine protease-3 ("MASP-3"), the key activator of the alternative pathway, include the following:

o Results from the zaltenibart monotherapy stage of our Phase 2 "switch-over" trial evaluating two doses of zaltenibart in PNH patients who have had an unsatisfactory response to the C5 inhibitor ravulizumab will be presented in December at the Annual Meeting of the American Society of Hematology (ASH) (Free ASH Whitepaper) ("ASH"). The study, now completed, enrolled PNH patients receiving ravulizumab with zaltenibart added to provide combination therapy for 24 weeks. Those patients demonstrating a hemoglobin response with the combination therapy were then switched to zaltenibart monotherapy. Interim analysis results from the combination therapy stage of the trial were presented at the annual meeting of the European Hematology Association (EHA) (Free EHA Whitepaper) in June by Dr. Morag Griffin, an internationally recognized PNH expert from St. James University Hospital in England. Dr. Griffin will also give the ASH (Free ASH Whitepaper) presentation showing that zaltenibart monotherapy resulted in sustained and clinically meaningful improvements in hemoglobin levels and absolute reticulocyte counts while preventing both extravascular and intravascular hemolysis.

o In addition to our end-of-phase-2 meetings with FDA and European regulators as described above, in preparation for potential commercialization of zaltenibart, we also held a successful engagement with the German Federal Joint Committee, or G-BA – the decision-making body in the German healthcare system that specifies which medical treatments are reimbursed by the statutory health insurance funds. The GB-A provided us with productive feedback on the patient-reported-outcome measures, helpful in securing more attractive pricing, that we plan to incorporate in our Phase 3 program for zaltenibart in PNH.

o In October 2024, we announced that zaltenibart received rare pediatric disease designation from FDA for the treatment of C3G. Companies awarded a rare pediatric disease designation are eligible to receive a rare pediatric disease priority review voucher from FDA when the designated drug’s first approval is for the associated indication in the pediatric population. The holder of a priority review voucher is entitled to obtain priority review by FDA of either a BLA or an NDA for a different product and/or indication, reducing the review time and accelerating any granted approval and subsequent market entry by at least four months. The voucher may be used by the original recipient, or it can be sold for use by another company.

● Recent developments regarding OMS527, our phosphodiesterase 7 ("PDE7") inhibitor program focused on addictions and compulsive disorders as well as movement disorders, include:

o Our lead orally administered PDE7 inhibitor compound is being developed for the treatment of cocaine use disorder ("CUD") with funding from a three-year, $6.69 million grant awarded in April 2023 by the National Institute on Drug Abuse ("NIDA"). A grant-funded preclinical cocaine interaction study is nearing completion, with results expected later this year. Assuming the results support further development, we expect next year to initiate a randomized, placebo-controlled, inpatient clinical study evaluating the safety and effectiveness of OMS527 in patients with CUD, also funded by the NIDA award.

o As previously disclosed, we are exploring the potential use of OMS527 in movement disorders, specifically levodopa-induced dyskinesias, or LID.

● Recent developments regarding our oncology platform comprising signaling-driven immunomodulators, oncotoxins, and an adoptive T-cell technology combined with an immunostimulator, include:

o In vitro and in vivo studies are rapidly advancing and support the potential of our oncology platform to deliver broadly effective and safe cancer treatments for both hematological and solid tumors to overcome the shortcomings of currently marketed therapies while expanding our intellectual property estate.

o We have begun raising the visibility of our "stealth" oncology programs, starting at the annual meeting of the Society of Immunotherapy of Cancer (SITC) (Free SITC Whitepaper) in Houston earlier this week and at the upcoming ASH (Free ASH Whitepaper) meeting in San Diego. We plan to share further information on these programs publicly in the coming months.

Financial Results

Net loss for the third quarter of 2024 was $32.2 million, or $0.56 per share, compared to a net loss of $37.8 million, or $0.60 per share for the third quarter of 2023. For the nine months ended September 30, 2024, our net loss was $125.5 million, or $2.15 per share, compared to a net loss of $108.8 million, or $1.73 per share in the prior year period. The nine months ended September 30, 2024 includes an $18.4 million charge for narsoplimab drug substance that was delivered, the manufacturing of which commenced in October 2023, a $21.2 million payment for debt repurchase, and $1.9 million of costs related to the debt transaction. We expense all manufacturing activities until U.S. or European approval is reasonably assured.

At September 30, 2024, we had $123.2 million of cash and short-term investments available for operations and debt service, a decrease of $48.7 million from December 31, 2023.

For the third quarter of 2024, we earned OMIDRIA royalties of $9.3 million on Rayner’s U.S. net sales of $31.0 million. This compares to earned OMIDRIA royalties of $10.0 million during the third quarter of 2023 on U.S. net sales of $33.3 million.

Total operating expenses for the third quarter of 2024 were $35.4 million compared to $48.2 million for the third quarter of 2023. The decrease was primarily due to paying a third-party licensor $5.0 million in the prior year in connection with achievement of a development milestone in our zaltenibart program, decreased clinical expenditures on narsoplimab due to the termination of our clinical program developing narsoplimab for IgA nephropathy and decreased employee compensation expenses in the current year.

Interest expense during the third quarter of 2024 was $4.1 million compared to $7.9 million during the prior year quarter. The decrease was due to retiring the 2023 convertible notes in November 2023 and repurchasing and retiring the majority of the 2026 Notes in December 2023 and June 2024.

During the third quarter of 2024, we earned $2.3 million in interest and other income compared to $4.4 million in the third quarter of 2023. The difference is primarily due to lesser cash and investments available to invest in the third quarter.

Net income from discontinued operations, net of tax, was $4.9 million, or $0.08 per share, in the third quarter of 2024 compared to $13.9 million, or $0.22 per share, in the third quarter of 2023. The decrease was primarily attributable to a higher remeasurement adjustment taken in the prior year quarter on the OMIDRIA contract royalty asset offset by increased non-cash interest earned.

Conference Call Details

Omeros’ management will host a conference call and webcast to discuss the financial results and to provide an update on business activities. The call will be held today at 1:30 p.m. Pacific Time; 4:30 p.m. Eastern Time.

For online access to the live webcast of the conference call, go to Omeros’ website at View Source

To access the live conference call via phone, participants must register at the following URL https://register.vevent.com/register/BIf3c1eb9c93ae411eac97126f51f6c200 to receive a unique PIN. Once registered, you will have two options: (1) Dial in to the conference line provided at the registration site using the PIN provided to you, or (2) choose the "Call Me" option, which will instantly dial the phone number you provide. Should you lose your PIN or registration confirmation email, simply re-register to receive a new PIN.

A replay of the call will be made accessible online at View Source