S Stock: Insider Activity, Filings & Research
SentinelOne, Inc. (S) — Drillr’s hub for S insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, S insiders filed 0 open-market buys and 16 sales (SEC Form 4).
S insider trading activity (SEC Form 4)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 8, 2026 | Conder Keenan Michaelofficer: Chief Legal Officer & Sec'y | Sell | 4,550 | $15.65 |
| May 8, 2026 | TOMASELLO ROBINofficer: Chief Accounting Officer | Sell | 2,459 | $15.65 |
| May 8, 2026 | Weingarten Tomerdirector, officer: President, CEO | Sell | 21,960 | $15.65 |
| May 5, 2026 | Weingarten Tomerdirector, officer: President, CEO | Sell | 231,664 | $15.32 |
| May 5, 2026 | Weingarten Tomerdirector, officer: President, CEO | Sell | 100 | $15.00 |
| Apr 17, 2026 | Conder Keenan Michaelofficer: Chief Legal Officer & Sec'y | Grant | 421,288 | — |
| Apr 17, 2026 | Weingarten Tomerdirector, officer: President, CEO | Grant | 936,196 | — |
| Apr 17, 2026 | TOMASELLO ROBINofficer: Chief Accounting Officer | Grant | 56,171 | — |
| Apr 17, 2026 | Pinczuk Ana G.director, officer: President Product & Technology | Grant | 187,239 | — |
| Apr 17, 2026 | PADGETT BARRY L.officer: President and COO | Grant | 374,478 | — |
| Apr 17, 2026 | Parekh Sonalee Elizabethofficer: Chief Financial Officer | Grant | 1,011,091 | — |
| Apr 7, 2026 | Pinczuk Ana G.director, officer: President Product & Technology | Sell | 16,042 | $13.41 |
| Apr 7, 2026 | PADGETT BARRY L.officer: President and COO | Sell | 15,460 | $13.41 |
| Mar 25, 2026 | TOMASELLO ROBINofficer: Chief Accounting Officer | Grant | 4,148 | — |
| Mar 25, 2026 | Pinczuk Ana G.director, officer: President Product & Technology | Sell | 32,396 | $13.37 |
Source: S SEC Form 4 filings, latest May 8, 2026. For informational purposes only — not investment advice.
SentinelOne, Inc. company profile
Overview
SentinelOne, Inc. (NYSE:S) is a cybersecurity company founded in 2013 and headquartered in Mountain View, California. The company went public in June 2021 and has established itself as a leading provider of artificial intelligence-powered cybersecurity solutions. SentinelOne operates globally, serving over 10,000 customers with its autonomous threat detection and response platform that protects endpoints, cloud workloads, and IoT devices across enterprise environments.
Business
SentinelOne operates in the cybersecurity industry, specifically focusing on Extended Detection and Response (XDR) solutions. The cybersecurity market addresses the critical need for organizations to protect their digital infrastructure from cyber threats, malware, ransomware, and other malicious activities that can compromise sensitive data and disrupt business operations. The company's core product is the Singularity XDR Platform, which serves as a centralized cybersecurity hub that integrates multiple security functions into a single platform. This platform uses artificial intelligence and machine learning to automatically detect, prevent, and respond to cyber threats without requiring human intervention. The platform operates by deploying lightweight software agents on devices (endpoints like laptops, servers, mobile devices) and monitoring their behavior in real-time to identify suspicious activities. SentinelOne's business operates across several key solution categories: 1. Endpoint Protection Platform (EPP) - The foundational product that protects individual devices like computers, servers, and mobile devices from malware and cyber attacks. This represents the largest portion of the company's revenue base. 2. Cloud Workload Protection - Security solutions designed specifically for cloud computing environments, protecting virtual machines, containers, and serverless applications. This segment has been growing rapidly and contributed approximately 15% of quarterly contract value as of recent reports. 3. AI-powered Security Solutions - Including Purple AI and AI SIEM (Security Information and Event Management), which use generative artificial intelligence to automate security operations and threat analysis. These emerging solutions represented over 40% of new bookings in recent quarters. 4. Data Security and Analytics - The Singularity Data Lake that collects and analyzes security data across an organization's entire digital infrastructure to provide comprehensive threat intelligence. 5. IoT Security - Protection for Internet of Things devices, which are increasingly common in enterprise environments but often lack built-in security features. The company has been transitioning from primarily an endpoint security vendor to a comprehensive cybersecurity platform provider, with non-endpoint solutions now representing over 50% of new bookings.
Revenue model
SentinelOne operates on a Software-as-a-Service (SaaS) subscription model, generating revenue primarily through annual recurring revenue (ARR) contracts. Customers pay subscription fees based on the number of endpoints (devices) they want to protect and the specific security modules they choose to deploy. The company's total ARR reached $920 million as of fiscal year 2025, growing 27% year-over-year. The company's paying customers are primarily enterprise and mid-market businesses across various industries, including government agencies, financial services, healthcare, and technology companies. SentinelOne has over 1,400 customers with annual contracts exceeding $100,000, indicating a focus on larger enterprise deals. The average contract duration has been increasing, with new customers averaging 30-month contracts, providing revenue visibility and stability. Revenue streams include: 1. Core platform subscriptions - Base endpoint protection and XDR platform access 2. Premium module add-ons - Additional security capabilities like cloud protection, AI-powered analytics, and advanced threat hunting 3. Professional services - Implementation, training, and ongoing support services Several factors influence SentinelOne's profit margins and growth potential. Positive margin drivers include the company's AI-native architecture that reduces operational costs over time, high customer retention rates above 110%, and the ability to expand within existing customer accounts by selling additional security modules. The company's gross margins have improved to approximately 79-80%, benefiting from economies of scale and efficient cloud infrastructure. Margin pressure factors include intense competition from established players like CrowdStrike and Microsoft, pricing pressure in enterprise sales cycles, and significant ongoing investments in research and development to maintain technological leadership. Macroeconomic conditions can also impact deal sizes and sales cycle lengths, as customers may delay or reduce cybersecurity investments during economic uncertainty. The company's path to profitability depends on balancing growth investments with operational efficiency, targeting positive operating margins of 3-4% in fiscal year 2026.
Competitive moat
SentinelOne's competitive moat is moderately strong but faces significant challenges in the highly competitive cybersecurity market. The company's primary moat stems from its AI-native architecture that was built from the ground up to leverage artificial intelligence, rather than retrofitting AI capabilities onto legacy systems. This architectural advantage allows for more efficient threat detection with minimal system performance impact and reduced dependency on frequent security updates that can disrupt business operations. The company has established technological differentiation through its behavioral AI approach that monitors device behavior patterns rather than relying solely on signature-based detection methods. This approach has earned recognition in industry evaluations, including achieving 100% detection rates in MITRE ATT&CK evaluations and leadership positions in Gartner Magic Quadrant assessments. However, SentinelOne's moat faces substantial competitive pressure from several directions. The company competes directly with CrowdStrike, which has significantly larger scale and market presence, as well as Microsoft, which can leverage its dominant position in enterprise software to bundle security solutions. The cybersecurity market is characterized by rapid technological change, making it difficult to maintain sustained competitive advantages. Customer switching costs provide some protection, as enterprise cybersecurity implementations require significant integration with existing IT infrastructure and staff training. The company's expanding platform approach, where customers use multiple SentinelOne security modules, increases switching costs and provides some account stickiness. The company's competitive vulnerability lies in its relatively smaller scale compared to major competitors, which limits its ability to invest in sales and marketing at the same level. Additionally, the cybersecurity market's commoditization risk exists as larger technology companies integrate security features into broader software platforms, potentially reducing demand for specialized security vendors. SentinelOne's long-term success depends on maintaining technological innovation leadership and successfully expanding beyond its endpoint security origins into a comprehensive cybersecurity platform.
Risks & safety
SentinelOne presents a moderate margin of safety with mixed financial health indicators and reasonable liquidity position. Liquidity and Solvency: - Cash and short-term investments: $186.6 million as of Q4 2025 - Current ratio: 1.74x indicating adequate short-term liquidity - Debt-to-equity ratio: 0.0 (essentially debt-free) - Free cash flow: Positive $6.6 million for fiscal year 2025 (improvement from negative in prior years) - Operating cash flow: Positive $33.7 million for fiscal year 2025 Valuation Metrics: - Price-to-book ratio: 4.61x (elevated but typical for growth software companies) - EV/EBITDA: Not meaningful due to negative EBITDA - Revenue multiple: Approximately 7.1x based on fiscal 2025 revenue of $821 million - Growing at 29% revenue growth rate with path to profitability Other Considerations: - Net losses continue at $288 million annually, though improving trajectory toward profitability - Strong gross margins of 79-80% indicate healthy unit economics - High customer retention rates above 110% provide revenue stability - $920 million in ARR provides predictable revenue base - Guidance for fiscal 2026 suggests continued growth with positive operating margins
Recent development
Over the past few years, SentinelOne has undergone a significant strategic transformation from an endpoint security specialist to a comprehensive cybersecurity platform provider. This evolution has been driven by the company's recognition that customers prefer integrated security solutions rather than managing multiple point products from different vendors. The most significant development has been the introduction of Purple AI, SentinelOne's generative artificial intelligence capability that was launched across all platform solutions. Purple AI represents the company's first-mover advantage in embedding generative AI into cybersecurity operations, enabling automated threat analysis, incident response, and security orchestration. This AI initiative has shown strong market adoption, with over 300 AI-related deals completed in Q4 2025 alone. The company has expanded beyond its endpoint security roots through both organic development and strategic acquisitions. Key acquisitions include PingSafe for cloud security capabilities and STRIDE for security orchestration. These moves have enabled SentinelOne to offer comprehensive cloud workload protection and AI-powered Security Information and Event Management (AI SIEM) solutions. Non-endpoint solutions now represent over 50% of new bookings, demonstrating successful platform diversification. Strategic partnerships have become increasingly important, with notable collaborations including Lenovo for pre-installed security solutions, Google for cloud security integration, and various cyber insurance providers. These partnerships expand SentinelOne's market reach and provide additional distribution channels beyond direct sales. The company has also made strategic product decisions, including the recent decision to retire its legacy deception solution to focus investments on higher-growth areas like data analytics, cloud security, and AI capabilities. This reflects management's focus on optimizing resource allocation toward the most promising market opportunities. Go-to-market improvements have been another focus area, with the hiring of new sales leadership and investments in partner ecosystem development. The company has been working to improve sales execution, pipeline conversion rates, and win rates in competitive situations.
S company profile · for informational purposes only — not investment advice.
Track S with Drillr
SEC filings, earnings calls, insider activity, alt-data signals — all queryable through Drillr's AI terminal and MCP API.
Try Drillr for free