Will Lewis
Analyst · Leerink Partners. Your line is now open
Thank you, Laura. Good morning everyone and thank you for joining us today. Over the past year we've made significant progress toward our goal of building a self-sustaining biopharmaceutical company, that addresses the unmet needs of patients with rare diseases. We are now approaching the pivotal moment that we've been working towards for many years, the readout of our Phase 3 CONVERT study for our lead product, ARIKAYCE. ARIKAYCE is a combination of the aminoglycoside antibiotic amikacin, encapsulated in a specialized liposome made of DPPC and cholesterol, which enhances its potential to treat certain infections, and delivered directly to the lungs through a customized ultrasonic nebulizer. Positive results have the potential to put Insmed on a new trajectory of growth. As many of you know we are developing ARIKAYCE initially as a treatment for the thousands of patients who suffer from refractory nontuberculous mycobacteria or NTM lung disease. This disease is caused by mycobacterium avium complex or MAC. NTM lung disease is a debilitating pervasive and costly disorder, with no approved therapies. It typically affects an older population, many of whom have multiple core morbidities and it is associated with a high mortality rate. This past November, we announced that we achieved our patient enrolment objective in CONVERT. We remain on track to report topline data in the second half of this year, most likely in the September timeframe plus or minus a month. CONVERT is a rigorous and robust study that was informed by our Phase 2 study results, input from KOLs and discussions with regulators. It is the largest study in NTM undertaken to-date and when fully completed we believe that data will inform the most thorough understanding of the treatment of NTM. The study is being conducted in 18 countries and over a 125 sites around the world. We randomized 336 patients with two to one randomization in favor of the ARIKAYCE treatment arm. Patients received either ARIKAYCE plus standard of care or standard of care alone. The primary end point is the proportion of patients achieving cultural conversion by month six, with culture conversion defined as three consecutive negative monthly sputum cultures. This is the gold standard for measuring culture conversion. We have powered the study at a 90% confidence level to demonstrate a 15% difference between the treatment group and the control group. Patients who achieve culture conversion by month six will continue in the CONVERT study for an additional 12 months of treatment mirroring clinical practice. Non-converting patients have the option of enrolling in the 312 open label study to receive ARIKAYCE plus guideline-based background therapy for 12 months. With these extension studies, we will be able to evaluate the durability of culture conversion as well as the impact of ARIKAYCE on other longer term clinical objectives. We continue to remain blinded to the data. However we can provide an update on some aspects of the trial conduct thus far. The pace of enrolment was steady throughout the course of the study and as of today over half the patients have completed the six-month treatment period. The dropout rate seems to-date continuous to be consistent with our expectations. Additionally, there have been a total of six Data Safety Monitoring Board or DSMB meetings thus far. With each of those reviews, the DSMB has recommended that the study continue without modification. In terms of our regulatory efforts, we continue to interact with regulatory agencies worldwide, including the U.S. food and drug administration or FDA, the Pharmaceuticals and Medical Devices Agency, or PMDA in Japan and the European Medicines Agency or EMA in Europe. Should we achieve the primary end point we will move quickly to file for approval in the U.S. under sub-part H. This regulation enables sponsors to file on an accelerated basis and subsequently complete post-market activities to verify and further describe clinical benefit. It continues to be our understanding that the successful completion of the entire CONVERT study will provide the data needed for full approval. We are already working to advance some of the necessary aspects of the regulatory filings, so that we are in a position to finalize the submission in a timely fashion. In addition we will be pursuing parallel efforts to support regulatory submissions in other geographies. In anticipation of a successful approval of ARIKAYCE we have invested in our manufacturing and supply chain capabilities around the world. As we mentioned last quarter, we now have two sources of clinical and commercial supply up and running. We believe this will provide adequate supply to address the estimated demand for ARIKAYCE as well as improved margins as a result of this scale up. We are also continuing to strengthen our intellectual property position. Just this month, we announced the issuance of a new patent covering the drug device combination. This extends our coverage an extra five years in the U.S. into 2034. Importantly this represents a significant extension of protection at the time we anticipate the product will be at a mature point of sales. Together with the multiple drug designations in U.S. and Europe, we have multiple layers of market exclusivity to protect our leading position in this underserved market. Finally, let me touch on a couple of other priorities, including pricing research and building disease awareness. Regarding pricing our strategy has always been value based and data driven. It considers the unmet need in NTM, the significant disease burden, cost to the health system and the 10 plus years of investments we have made in this innovative treatment. Recent pharmaco-economic studies support our view of the unmet need and disease burden associated with NTM. Cost per NTM patients exceed the annual cost for asthma, COPD or tuberculosis. Moreover in the first year of following diagnosis, cost to treat NTM exceed those associated with lung cancer patients and idiopathic pulmonary fibrosis and are almost more than those two combined. As part of our ongoing effort to understand the NTM cost burden, we commissioned a review of data from an insurance database and found NTM patients are costlier than age match controls across a variety of metrics, including frequency and duration of hospital stays, as well as emergency room visits. Most importantly, once treated to a point where they culture CONVERT the cost associated with NTM patients drop dramatically. The reduction in cost of treatment is driven primarily by reduced hospitalization. A recent study in Germany, found that patients with NTM had a high mortality rate, exceeding that for patients with COPD, bronchiectasis or cystic fibrosis. And that the management of NTM lung disease was associated with substantial healthcare resource utilization. Clearly treatments that achieves durable culture conversion remains the key objective and gold standard for both patients and healthcare systems. We will continue to refine our understanding of this size of the target addressable market, based upon our expected label. We expect to publish more in this regard in the future. Another strategic priority is raising disease awareness and providing physician education. Our website ntmfacts.com is part of our non-branded disease awareness campaign designed to help physicians understand the importance of an appropriate diagnosis. Through this campaign we provide valuable information on how to recognize the signs and symptoms early to better manage NTM lung disease. This site also incorporates patient perspectives, sharing the daily challenges of living with NTM. Our awareness campaign is targeted specifically to pulmonologists and specialty infectious disease physicians, through medical meetings, emails, banner ads and journal ads. We have seen an impressive response thus far, with a high level of physician engagement. This highlights both the appetite that exists for expert involvement in this disease state and the bridges we’re building between Insmed physicians, and NTM patients. Now I’ll provide an update on our next highest clinical development priority, INS1007, a reversible oral DPP1 inhibitor, which we acquired global exclusive rights from AstraZeneca last October. The Phase 2 ready asset is a perfect complement to our ARIKAYCE program, as it leverages our established expertise in the rare pulmonary space and directly overlaps with NTM lung disease. We are very excited about the potential 1007 has in multiple disease states. Initially we will focus our development efforts on non-CF bronchiectasis, a rare chronic pulmonary disorder. Approximately 40% of non-CF bronchiectasis' patients are believed to have NTM lung disease. So there is a very good strategic overlap with our current efforts. Patients with this condition experience a vicious cycle of bacterial colonization, inflammation, airway destruction and abnormal mucus clearance. The unmet need here is great since as with NTM, there are currently no FDA approved treatments for this disease. Current standard of care focuses on treating the symptoms of the disease, such as clearing the airway, reducing the infection and managing exacerbations. These treatments do not target the underlying inflammation. As a novel oral inhibitor of DPP 1, 1007 impairs the activation of three neutrophil serene proteases, that reside within our neutrophils, neutrophil elastase, proteinase 3 and cathepsin G. When they are released in excess of endogenous inhibitors they become destructive and trigger excessive mucus release and pro-inflammatory events. This then contributes to the lung matrix destruction and inflammation. A Phase 1 study of healthy volunteers conducted by AstraZeneca pointed to the potential of the mechanism, with 1007 demonstrating a dose response of inhibition of neutrophil elastase activity. Data from our Phase 2 study evaluating AZD9668, a neutrophil elastase inhibitor with a related mechanism of action provides insights on the potential activity of 1007. AstraZeneca evaluated 9668 in a randomized placebo-controlled Phase 2 study in non-CF bronchiectasis. After four weeks of treatment a significant increase in lung function was observed, specifically at FEV1 and forced vital capacity. These results suggested a DPP 1 inhibitor which acts upstream of the neutrophil elastase inhibitors could have a similar or even greater impact. In addition data suggests that 1007 may also impair the production of active neutrophil serene proteases and their accumulation at inflammatory sites which is what contributes to lung metrics destruction and inflammation. We're working to finalize our plans for a Phase 2 study which we expect to initiate this year. Key next steps include a pre-IND meeting with FDA where we'll discuss our proposed study design and the development program in non-CF bronchiectasis. It is our expectation that we will develop 1007 in other disease states as well. We're in the process of evaluating 1007 in several ongoing preclinical studies. Based on the outcomes of those studies, we plan to provide details for other Phase 2 studies and additional indications later this year. Regarding our internal research efforts, our talented team of scientists at Insmed are advancing a number of preclinical programs in rare disorders. The most advanced program from our internal pipeline and the only one I will touch on today is INS1009, a nebulized prodrug formulation of treprostinil. We have been encouraged by the Phase 1 data from this program which we presented at the ERS conference in September. We continue to believe that this program holds tremendous value and we are currently evaluating our options to further advance its development. With respect to our financial position, we ended the year with roughly $163 million in cash. This leaves us well positioned to share top line CONVERT results and advance INS1007 into a Phase 2 study in non-CF bronchiectasis. So in summary we're pleased to share the progress that have been taking place over the prior quarter at Insmed. We're excited by the year ahead and look forward to sharing top-line results with you as they become available. We are continuing to advance our regulatory activities for ARIKAYCE in the US, Japan, Europe and other geographies. And we are furthering NTM lung disease awareness among physicians. Beyond ARIKAYCE we are investing in our pipeline with 1007 and we look forward to bringing that program into Phase 2 development this year. With that I'll let Andy share with you this quarter's financial update. Andy?