Financial Data and Key Metrics Changes - Total operating expenses for Q3 2025 were $15.5 million, down from $19.1 million in Q3 2024, reflecting a 19% year-over-year decrease [17] - Net loss for the quarter was $13.6 million, compared to $16.4 million in the prior year period [17] - Cash burn in Q3 was $11.0 million, benefiting from lower operating expenses, with a cash balance of $168.5 million at the end of the quarter [18] Business Line Data and Key Metrics Changes - Research and development expenses for Q3 2025 were $9.6 million, down from $12.3 million a year ago, driven by lower development costs and improved operating efficiency [17] - General and administrative expenses were $5.9 million, down from $6.8 million in Q3 2024, largely due to reduced stock compensation expense [17] Market Data and Key Metrics Changes - The company completed an extensive market study involving over 250 decision makers across North America and Europe, confirming strong interest in the Nautilus platform [14][15] - Customers expressed a willingness to pay a premium for the Nautilus solution, valuing it on par with high-end mass spectrometry systems [15] Company Strategy and Development Direction - The company is focused on launching an early access program in the first half of 2026, starting with the Tau proteoform assay [9][21] - The strategy includes expanding the early access program to include broad-scale proteomic capabilities in the second half of 2026 [27] - The company aims to build credibility and operational readiness ahead of the commercial launch through early engagements [9][20] Management's Comments on Operating Environment and Future Outlook - Management highlighted the importance of collaborations with leading research institutions to validate the platform's capabilities and drive biological insights [8][21] - The company anticipates that total operating expenses for the full year 2025 will be below the levels seen in the past two years, with Q3 expected to be a low point in spending [19] Other Important Information - The company is transitioning to a new broad-scale assay configuration to improve platform performance and align with its growing probe library [10] - The first public presentation of externally generated Tau data measured on the Nautilus platform is scheduled for the Human Proteome Organization's World HUPO Conference in November [6] Q&A Session Summary Question: How should the level of OpEx investment be considered heading into the launch next year? - Management indicated that spending is expected to increase as commercialization approaches, with cash projected to last through 2027 [25] Question: Can you elaborate on the funnel being built ahead of early access? - The company plans to launch the early access program with Tau capabilities in the first half of 2026, followed by broad-scale capabilities in the second half [27][28]

Core Insights - Nautilus Biotechnology, Inc. reported significant advancements in its proteome analysis platform during Q2 2025, including the publication of a scientific manuscript showcasing novel data generated by its technology [2][3] - The company signed collaborations with major research institutes to utilize its platform for studying Tau proteoforms in relation to Alzheimer's disease, aiming to enhance understanding of disease-relevant biology [3] Financial Performance - Operating expenses for Q2 2025 were $17.1 million, an 18% decrease from $20.8 million in the same period last year, attributed to cost optimization and reduced salaries and professional services [4] - The net loss for Q2 2025 was $15.0 million, compared to a net loss of $18.0 million in the prior year [5] - As of June 30, 2025, the company had cash, cash equivalents, and investments totaling $179.5 million [5] Research and Development - The company continues to focus on both targeted and broadscale proteomic development efforts, demonstrating the effectiveness of its Iterative Mapping method for measuring proteoforms [2] - The collaborations with research institutes are expected to facilitate fundamental advances in understanding Alzheimer's disease progression [3]

Financial Data and Key Metrics Changes - Total operating expenses for Q1 2025 were $18.8 million, a 13% decrease from $21.6 million in Q1 2024, reflecting a focus on cost efficiency [28] - Research and development expenses decreased to $11.5 million from $12.9 million year-over-year [28] - General and administrative expenses were $7.3 million in Q1 2025, down from $8.7 million in the prior year [29] - Overall net loss for Q1 2025 was $16.6 million, compared to $18.7 million in the prior year [29] - The company ended the quarter with approximately $193 million in cash, cash equivalents, and investments, compared to $206 million at the end of 2024 [30] Business Line Data and Key Metrics Changes - Significant progress was made on the tau proteoform assay and broad scale proteome assay, with the tau assay exceeding targets for accuracy and reproducibility [12][14] - The assay demonstrated a median percent error of approximately 10%, significantly better than the target of less than 30% [15] - Reproducibility targets were also exceeded, with a median coefficient of variation (CV) of 1.5% across lanes, far better than the target of 20% [17] Market Data and Key Metrics Changes - There is significant interest from researchers in both targeted proteoform and broad scale discovery capabilities, with many expressing frustrations over current quantification methods [10] - The company conducted in-depth interviews with over 30 proteomics researchers to understand customer segments and drivers of adoption [9] Company Strategy and Development Direction - The company aims to unlock the full potential of the proteome, focusing on targeted proteoform detection and broad scale discovery [6] - Plans to launch a broad scale product in late 2026 are on track, with ongoing development efforts to reduce technical risks [6][29] - The company is exploring various partnership models, focusing on demonstrating the capabilities of their technology rather than immediate revenue generation [46] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the upcoming year, anticipating that 2025 will be pivotal for researchers utilizing the platform for tau-related studies [7] - The company is monitoring supply chain exposure to tariffs, indicating no current impact on sourcing materials [40] - Management emphasized the importance of customer feedback and ongoing research to refine their product offerings ahead of the commercial launch [62] Other Important Information - The company plans to submit a manuscript summarizing verification and validation work and biological pilot studies in the coming months [24] - A reduction in headcount by approximately 16% was implemented to extend the cash runway and focus on key development milestones [29] Q&A Session Summary Question: Update on Tau-related partnerships - Management confirmed ongoing discussions with potential partners in pharma and academia, expecting to sign an initial partnership in the first half of 2025 [36][37] Question: Supply chain exposure to tariffs - Management stated that they have not yet seen any effects on sourcing materials and have the ability to mitigate risks by sourcing from various locations, including the US [40][41] Question: Economics of targeted protein proteoform partnerships - Management indicated that they are exploring a range of business models for partnerships, focusing on demonstrating the technology's capabilities rather than immediate revenue [46][47] Question: Milestones for converting partnership interests - Management explained that the initial phase involves educating potential partners about the technology, with excitement noted across all customer segments, though the pace of engagement varies [55][56] Question: Potential blind spots impacting commercial launch - Management expressed confidence in their understanding of the work ahead and the importance of demonstrating capabilities to ensure a successful launch [58][61]

Financial Data and Key Metrics Changes - Total operating expenses for Q1 2025 were $18.8 million, a 13% decrease from $21.6 million in Q1 2024, reflecting a focus on cost efficiency [29] - Research and development expenses decreased to $11.5 million from $12.9 million year-over-year [29] - General and administrative expenses were $7.3 million in Q1 2025 compared to $8.7 million in the prior year [30] - Overall net loss for Q1 2025 was $16.6 million, down from $18.7 million in the prior year [30] - The company ended the quarter with approximately $193 million in cash and equivalents, compared to $206 million at the end of 2024, projecting a cash runway through 2027 [31] Business Line Data and Key Metrics Changes - The company is advancing its tau proteoform assay and broad scale proteome assay, with significant progress in transitioning both towards readiness for larger scale applications [12][22] - The tau proteoform assay exceeded expectations in reproducibility and accuracy, with a median percent error of approximately 10% and a median coefficient of variation of 1.5% [16][17] - The platform demonstrated a dynamic range exceeding four orders of magnitude, significantly better than current methods [20] Market Data and Key Metrics Changes - There is significant interest from researchers in both targeted proteoform and broad scale discovery capabilities, with ongoing discussions with large pharma companies and academic institutions [10][11] - The company conducted in-depth interviews with over 30 proteomics researchers to understand customer segments and drivers of adoption [9] Company Strategy and Development Direction - The company aims to unlock the full potential of the proteome, focusing on targeted proteoform detection and broad scale discovery as significant untapped opportunities in biology [28] - The anticipated launch of the platform is planned for late 2026, with a focus on ensuring cash runway extends beyond that point [30] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the progress made towards partnerships and the potential impact of their technology on neurodegenerative diseases [11][32] - The company is monitoring supply chain exposure to tariffs, with no current impact on sourcing materials and components [40][41] - Management emphasized the importance of customer feedback and ongoing research to refine their value proposition ahead of the commercial launch [61][62] Other Important Information - The company plans to submit a manuscript summarizing verification and validation work and biological pilot studies in the coming months [25] - The focus for 2025 is on demonstrating the capabilities of measuring complete intact protein proteoforms rather than immediate revenue generation [46] Q&A Session Summary Question: Update on Tau-related partnerships - Management confirmed ongoing discussions with partners in pharma and academic sectors, expecting to sign an initial partnership in the first half of 2025 [36] Question: Supply chain exposure to tariffs - Management stated they are monitoring the situation closely and have not seen any effects on sourcing materials or pricing [40][41] Question: Economics of targeted protein proteoform partnerships - Management indicated a range of potential business models is being explored, focusing on demonstrating the technology's capabilities rather than immediate revenue [44][46] Question: Milestones for converting partnership interests - Management explained the engagement process involves educating potential partners about the technology and aligning research interests [52] Question: Any blind spots impacting commercial launch - Management expressed confidence in understanding the work ahead and executing efficiently, with no significant blind spots identified [58]

Financial Data and Key Metrics Changes - Total operating expenses for Q1 2025 were $18.8 million, a 13% decrease from $21.6 million in Q1 2024, reflecting a focus on cost efficiency [28] - Research and development expenses decreased to $11.5 million from $12.9 million year-over-year [28] - General and administrative expenses were $7.3 million in Q1 2025 compared to $8.7 million in the prior year [29] - Overall net loss for Q1 2025 was $16.6 million, down from $18.7 million in the prior year [29] - Cash, cash equivalents, and investments at the end of the quarter totaled approximately $193 million, compared to $206 million at the end of 2024 [30] Business Line Data and Key Metrics Changes - The company is advancing its tau proteoform assay and broad scale proteome assay, with significant progress reported in transitioning these assays towards readiness for larger scale applications [11][12] - The tau proteoform assay exceeded expectations in reproducibility and accuracy, with a median percent error of approximately 10% and a median coefficient of variation of 1.5% [15][16] - The platform demonstrated a dynamic range exceeding four orders of magnitude, significantly better than current methods [19] Market Data and Key Metrics Changes - There is significant interest from customers and partners in the company's tau capabilities and targeted proteoform detection, with ongoing discussions with large pharma companies and academic institutions [9][10] - The company conducted in-depth interviews with over 30 proteomics researchers to understand customer segments and drivers of adoption, confirming strong interest in both targeted proteoform and broad scale discovery capabilities [8][9] Company Strategy and Development Direction - The company aims to unlock the full potential of the proteome, focusing on both targeted proteoform analysis and broad scale discovery as significant untapped opportunities in biology [27] - The anticipated launch of the platform is planned for late 2026, with a focus on ensuring cash runway extends well beyond that point [29][30] - The company is prioritizing partnerships that demonstrate the capabilities of measuring complete intact protein proteoforms at single molecule resolution [46] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the progress made towards the launch of the platform and the positive feedback received from potential customers and partners [10][32] - The company is monitoring supply chain exposure closely, particularly regarding tariffs, but has not yet seen any significant impact on sourcing materials [40][41] - Management emphasized the importance of customer research and understanding market requirements to ensure a successful commercial launch [60][61] Other Important Information - The company reduced its headcount by approximately 16% to extend its cash runway and focus resources on key development milestones [29] - The verification and validation process for the tau assay was crucial for building confidence in the entire platform, as it shares core components with the broad scale proteome assay [58] Q&A Session Summary Question: Update on tau-related partnerships - Management confirmed ongoing discussions with partners in both pharma and academic sectors, expecting to sign an initial partnership in the first half of 2025 [36] Question: Supply chain exposure to tariffs - Management stated that they are monitoring the situation closely and have not yet seen any effects on sourcing materials or prices [40] Question: Economics of targeted protein proteoform partnerships - Management indicated that they are exploring a range of business models for partnerships, focusing on demonstrating the technology's capabilities rather than immediate revenue [44][46] Question: Milestones for converting partnership interests - Management explained that the initial phase involves educating potential partners about the technology, with excitement noted across all customer segments [52] Question: Potential blind spots impacting commercial launch - Management expressed confidence in their understanding of the work ahead and the importance of product reliability and market positioning for a successful launch [56][59]

Core Viewpoint - Nautilus Biotechnology, Inc. reported financial results for Q1 2025, highlighting progress in its Tau proteoform assay and a reduction in operating expenses, while also noting a net loss that improved compared to the previous year [1][2][4]. Financial Performance - Operating expenses for Q1 2025 were $18.8 million, a 13% decrease from $21.6 million in Q1 2024, attributed to cost optimization and reduced stock-based compensation [3]. - The net loss for Q1 2025 was $16.6 million, compared to a net loss of $18.7 million in the same period last year [4][12]. - Cash, cash equivalents, and investments totaled $192.8 million as of March 31, 2025 [4]. Business Development - The CEO emphasized the assay's reproducibility, accuracy, and compatibility with customer needs, indicating confidence in the platform's application in Alzheimer's and neurodegenerative disease research in 2025 [2]. - The company is focused on advancing its proteome analysis platform, aiming to democratize access to proteomics and enhance research capabilities in human health [6]. Cash Flow and Investments - Cash flows from operating activities showed a net cash used of $13.9 million for Q1 2025, an improvement from $16.3 million in Q1 2024 [13]. - The company generated $19.5 million from investing activities, primarily from securities maturities [14]. Balance Sheet Overview - Total assets as of March 31, 2025, were $227.7 million, down from $242.7 million at the end of 2024 [10][11]. - Total liabilities were $33.3 million, slightly decreased from $34.0 million at the end of the previous year [11]. - Stockholders' equity was $194.4 million, down from $208.7 million at the end of 2024, with an accumulated deficit of $289.6 million [11].