Core Insights - Doximity (DOCS) and iRhythm Technologies (IRTC) are prominent players in AI-powered healthcare, with Doximity focusing on clinician engagement and workflow, while iRhythm specializes in AI-driven cardiac monitoring [2][4] - Doximity reported fiscal 2025 revenues of $570.4 million, a 20% increase year-over-year, and a 48% rise in operating cash flow [2] - iRhythm Technologies achieved full-year 2024 revenues of $591.8 million, reflecting a 20.1% year-over-year growth [3] Company Overview - Doximity serves over 80% of U.S. physicians with a platform that includes telehealth and workflow tools [5] - iRhythm Technologies focuses on AI-driven cardiac monitoring through its Zio platform, which provides clinically validated diagnostics [5] Financial Performance - Doximity's fourth quarter of fiscal 2025 saw revenues of $138.3 million and net income of $62.5 million, with a 56% increase in free cash flow [7] - iRhythm's first-quarter 2025 revenues reached $158.7 million, a 20.3% year-over-year increase, despite a net loss of $30.7 million [10] Stock Performance - Year-to-date, Doximity's share price increased by 6.9%, while iRhythm's surged by 61.4% [6][9] - Doximity's stock performance is impacted by risks related to drug-pricing reforms and changes in pharmaceutical advertising budgets [6] AI Integration - Doximity has integrated AI into clinical workflows, notably with Doximity GPT, which automates documentation [11] - iRhythm employs AI for diagnostics through its Zio platform, supported by the ZEUS AI system for interpreting cardiac data [13] Growth Outlook - Doximity anticipates fiscal 2026 revenues between $619 million and $631 million, with adjusted EBITDA of $333-$345 million [14] - iRhythm raised its revenue outlook for the full year to $690-$700 million, with EBITDA margins projected at 7.5-8.5% [14] Investment Appeal - Doximity is viewed as a stable investment with profitability and a large user base, appealing to risk-averse investors [19] - iRhythm presents a higher-risk, higher-reward opportunity driven by innovative diagnostics and expanding clinical applications [19]

Summary of iRhythm (IRTC) 2025 Conference Call Company Overview - **Company**: iRhythm Technologies, Inc. (IRTC) - **Industry**: Medical Technology, specifically in cardiac monitoring Key Points Market Position and Growth - iRhythm has seen strong momentum in its business, with growth exceeding 20% as of Q1 2025, following a consistent acceleration throughout 2024 [5][6] - The core market consists of 6.5 million tests annually, with iRhythm holding a 30% market share overall and over 70% in the long-term continuous monitoring (LTCM) segment [5][6] - There remains a significant opportunity to shift from traditional Holter monitors to LTCM, as 1.5 million short-term Holter tests are still performed annually [6][9] Competitive Landscape - The company is positioned to capture more market share in LTCM, with ongoing efforts to educate primary care physicians on the benefits of long-term monitoring [10][11] - Clinical studies, such as Camelot and Avalon, have demonstrated the superiority of iRhythm's Zio technology, showing the highest diagnostic yield and best patient outcomes [15][16] - Recent market access wins have allowed patients to bypass short-term Holter monitors and go directly to LTCM, expanding the potential patient base [17] Product Development and Innovation - iRhythm is on track to submit its next-generation product, Zio MCT, to the FDA by Q3 2025, which is expected to enhance its competitive position in the MCT segment [24][25] - The Zio MCT will extend wear time from 14 days to 21 days, addressing clinician concerns about monitoring duration [20][22] - The company is also exploring adjacent markets, such as sleep monitoring and multi-vital sign monitoring, to broaden its product offerings [45][46] Primary Care Strategy - A significant portion of growth is expected from primary care, with one-third of volumes currently being prescribed from this segment, up from 21% in 2023 [29][30] - There are 15.5 million patients with cardiac palpitations in primary care annually, presenting a substantial opportunity for LTCM [31][33] - iRhythm is implementing a two-pronged strategy to penetrate primary care, focusing on EHR integration and partnerships with value-based care entities [34][37] Regulatory and Remediation Efforts - The company has prioritized FDA remediation efforts following observations made in 2022, with over 80% of the remediation plan completed as of Q3 2025 [58][59] - iRhythm is proactively engaging with the FDA to ensure compliance and improve its quality management system [62][63] - The remediation activities have slightly delayed the Zio MCT submission, but the company remains confident in meeting its timelines [64] Market Dynamics and Competitor Impact - Competitive disruptions in the market have allowed iRhythm to capture additional business, retaining approximately 85% of the new business won during this period [50][51] - The company acknowledges that while the PFA (pulmonary vein isolation) procedures are a tailwind, they are not the primary driver of overall growth [53][54] Additional Insights - iRhythm's focus on generating clinical evidence continues to be a cornerstone of its strategy, helping to differentiate its products in a competitive landscape [14][15] - The company is exploring external partnerships to accelerate the development of new monitoring parameters, while also relying on internal teams for innovation [47][48] This summary encapsulates the key insights and strategic directions discussed during the iRhythm conference call, highlighting the company's growth potential, competitive advantages, and ongoing efforts in product development and regulatory compliance.

Core Viewpoint - iRhythm Technologies, Inc. reported strong financial results for Q1 2025, with revenue growth exceeding 20% year-over-year, driven by increased demand for its Zio services and expansion into new markets, including Japan [3][4]. Financial Highlights - Revenue for Q1 2025 was $158.7 million, a 20.3% increase from $131.9 million in Q1 2024 [4][8]. - Gross profit for Q1 2025 was $109.2 million, up 24.8% from $87.5 million in Q1 2024, with a gross margin of 68.8%, an increase from 66.3% in the same period last year [5][8]. - Operating expenses for Q1 2025 were $141.8 million, compared to $125.7 million in Q1 2024, primarily due to funding innovation and serving a growing patient volume [6][8]. - The net loss for Q1 2025 was $30.7 million, or a diluted loss of $0.97 per share, an improvement from a net loss of $45.7 million, or a diluted loss of $1.47 per share, in Q1 2024 [7][8]. Operational Highlights - The company achieved a milestone of 10 million patient reports since its inception, indicating strong market penetration and demand for its services [3]. - iRhythm's recent commercial launch in Japan is part of its strategy to expand its global reach, now operating in six markets outside the U.S. [3][8]. - The company presented findings at ACC.25 showing that traditional Holter monitoring often misses actionable arrhythmias, highlighting the effectiveness of its Zio long-term continuous monitor [8]. Guidance and Future Outlook - iRhythm projects full-year 2025 revenue between $690 million to $700 million, with an adjusted EBITDA margin expected to range from approximately 7.5% to 8.5% [10][8]. - The company is optimistic about future growth driven by innovative value-based care accounts and increasing demand for Zio AT services in the U.S. and the U.K. [3][8].