Written by Ralph Sun
Similarweb Ltd. (NYSE: SMWB) has spent the better part of a decade building one of the most comprehensive repositories of observed digital behavior on the internet. From web traffic and search trends to shopper analytics and app engagement, the company’s data platform powers competitive intelligence workflows for thousands of enterprises worldwide. With artificial intelligence reshaping how businesses consume and act on market data, Similarweb finds itself at a strategic inflection point — one that could either catalyze a meaningful re-rating or expose the limitations of a business model still grappling with retention headwinds and a looming leadership transition.
COMPANY OVERVIEW
Founded in 2007 and headquartered in Tel Aviv, Similarweb went public on the NYSE in May 2021, pricing its IPO at $22 per share and raising approximately $160 million. The company operates a digital intelligence platform that aggregates data from a proprietary panel of millions of devices, direct measurement partnerships, and third-party data sources to estimate web and app traffic for virtually any digital property. Its products span five primary verticals: Web Intelligence, App Intelligence, Retail Intelligence, Sales Intelligence, and Stock Intelligence, each targeting distinct enterprise use cases from marketing strategy to equity research.
The company’s revenue model is predominantly subscription-based, with customers paying annual or multi-year contracts for access to its data and analytics tools. As of March 31, 2026, Similarweb served 461 enterprise customers generating over $100,000 in ARR, a cohort that now represents 64% of total ARR. The remaining customer base consists of smaller and mid-market accounts, where churn dynamics have proven more challenging to manage.
RECENT EARNINGS: Q1 2026 IN FOCUS
Similarweb’s most recent quarter, reported on May 13, 2026, delivered results that were broadly in line with management’s expectations and demonstrated continued operational improvement. Total revenue reached $73.9 million, up 10% year-over-year, landing at the top end of the guided range of $72–$74 million. Non-GAAP operating profit came in at $2.4 million, a 3% margin, compared to a non-GAAP operating loss of $1.3 million in Q1 2025. GAAP net loss narrowed to $6.4 million from $9.3 million a year prior, reflecting both revenue growth and improved cost discipline.
The company generated $6.6 million in normalized free cash flow, marking its tenth consecutive quarter of positive cash generation — a milestone that management has consistently highlighted as evidence of the business’s durable financial model. Cash and cash equivalents stood at $65.3 million as of March 31, 2026, with no debt on the balance sheet, providing a meaningful liquidity cushion. Remaining Performance Obligations (RPO) grew 18% year-over-year to $297.7 million, signaling strong forward revenue visibility.
| Metric | Q1 2026 | Q1 2025 | YoY Change |
| Total Revenue | $73.9M | $67.1M | +10% |
| GAAP Operating Loss | $(4.4)M | $(9.3)M | Improved |
| Non-GAAP Operating Profit/(Loss) | $2.4M | $(1.3)M | Improved |
| Normalized Free Cash Flow | $6.6M | $4.9M | +35% |
| Customers >$100K ARR | 461 | 411 | +12% |
| Overall NRR | 98% | 101% | -3pp |
| NRR (>$100K ARR) | 103% | 111% | -8pp |
| Multi-Year ARR % | 64% | 52% | +12pp |
The one notable area of concern is net revenue retention. Overall NRR declined to 98% from 101% a year ago, while NRR for the enterprise cohort fell to 103% from 111%. Management attributed the compression to slower expansion activity within the existing base and some churn among smaller accounts. While the company noted that these metrics have “stabilized,” the trajectory from prior-year levels remains a watch item for investors assessing the health of the installed base.
FULL-YEAR 2025 AND MULTI-YEAR REVENUE TRAJECTORY
To contextualize Q1 2026 performance, it is worth reviewing the company’s recent financial history. Similarweb closed fiscal year 2025 with total revenue of $282.6 million, representing 13% growth over the $249.9 million reported in 2024. In turn, 2024 represented 15% growth over 2023’s $218 million, and 2023 itself represented 13% growth over the prior year. This consistent mid-teens growth rate, combined with the transition to positive free cash flow and non-GAAP operating profitability in 2024, represents a meaningful maturation of the business model.
Q4 2025 revenue was $72.8 million, up 11% year-over-year, though it missed the high end of guidance due to the delay in closing two large AI data licensing contracts. AI-related revenue reached 11% of total Q4 2025 sales, up from 8% in Q2 2025, demonstrating the growing contribution of this nascent revenue stream. The company exited 2025 with $72 million in cash and no debt, and 60% of ARR contracted under multi-year arrangements, up from 49% at the start of the year.
STRATEGIC INITIATIVES: AI AS THE GROWTH LEVER
Similarweb’s strategic narrative has evolved considerably over the past 18 months. The company is now positioning itself as an AI-native data powerhouse, pursuing growth along three distinct vectors: licensing its data to AI model developers, embedding its intelligence into AI-powered workflows, and launching AI-first products for its enterprise customers.
LLM Data Licensing. Similarweb’s observed web traffic data — covering billions of page views and user interactions across millions of domains — is increasingly valuable for training and fine-tuning large language models. During Q1 2026, the company signed a seven-digit LLM data training contract with an existing major technology customer, one of two large contracts that had been deferred from Q4 2025. Management expects to close the second deferred contract in coming quarters and is actively building a pipeline of similar opportunities. This revenue stream is structurally attractive because it leverages an existing data asset with minimal incremental cost.
AI Studio and Conversational Intelligence. Launched in February 2026, AI Studio is Similarweb’s enterprise-facing conversational AI product, enabling users to query its entire data platform through natural language. The product offers three capabilities: Chat for immediate answers, Deep Research for comprehensive reports, and AI Agents for autonomous workflow execution. AI Studio represents a meaningful step toward reducing the friction of accessing Similarweb’s data and could drive expansion within the existing customer base.
MCP Server and Ecosystem Integrations. Similarweb launched an MCP (Model Context Protocol) server in late 2025, enabling its data to be natively integrated into leading AI platforms including Claude, ChatGPT, and Microsoft Copilot. In May 2026, the company expanded its partnership with Manus, embedding keyword, referral, and landing page datasets into Manus’s AI agent experience. These integrations position Similarweb’s data as a standard input for AI-driven competitive intelligence workflows, potentially expanding its addressable market beyond traditional software buyers.
Retail Intelligence. Launched in March 2026, the Retail Intelligence suite unifies Amazon IQ with Cross-Retail IQ, providing brands and retailers with a comprehensive view of shopper behavior and digital shelf performance across 650+ online marketplaces. This product extension targets the rapidly growing e-commerce analytics market and represents a meaningful TAM expansion opportunity.
Bloomberg Terminal Integration. In February 2026, Similarweb expanded its partnership with Bloomberg, making its observed estimates on digital performance of public companies available as premium alternative data on the Bloomberg Terminal. This integration reinforces Similarweb’s credentials as an institutional-grade data provider and opens a new distribution channel to the investment management community.
VALUATION ANALYSIS
Similarweb’s current valuation presents a compelling case study in market skepticism. The stock trades at approximately $3.12 per share as of mid-May 2026, implying a market capitalization of roughly $275 million. With $65 million in cash and no debt, the enterprise value is approximately $210 million. Against the midpoint of FY 2026 revenue guidance of $311 million, this implies an EV/Sales multiple of approximately 0.7x — a historically low multiple for a software company growing at double-digit rates with positive free cash flow.
The 52-week range of $2.22 to $10.75 illustrates the significant de-rating the stock has experienced, having declined over 64% in the past year. The stock is trading at a fraction of its 2021 IPO price of $22 per share, reflecting both the broad re-pricing of growth software multiples and company-specific concerns around NRR compression and the upcoming CEO transition.
The table below compares Similarweb against its closest publicly traded peers across key financial and valuation metrics.
| Company | Ticker | FY2025 Revenue | Revenue Growth | EV/Sales (NTM) | NRR | Notable |
| Similarweb | SMWB | $282.6M | +13% | ~0.7x | 98% (overall) | CEO transition; AI data licensing |
| Semrush | SEMR | $443.6M | +18% | ~3.5x | 104% | SEO/marketing analytics leader |
| Comscore | SCOR | ~$340M | ~0% | ~0.3x | N/A | Media measurement; declining growth |
Semrush’s premium multiple is justified by its superior growth rate, stronger NRR, and deeper penetration of the large and growing digital marketing analytics market. Comscore’s discount reflects its structural challenges in adapting to a fragmented media measurement environment. Similarweb sits in between: a business with a differentiated data asset and multiple growth vectors, but one that has yet to demonstrate the NRR stability and top-line acceleration that would justify a meaningful multiple expansion.
CATALYSTS
Several near-term and medium-term catalysts could drive a re-rating of SMWB shares. First, the successful closure of additional large LLM data licensing contracts would provide both direct revenue upside and a powerful signal that Similarweb’s data is irreplaceable in the AI training ecosystem. Second, stabilization or improvement in overall NRR — particularly if AI Studio and Retail Intelligence drive meaningful expansion within the existing customer base — would address the market’s primary concern about the health of the installed base. Third, the appointment of a high-caliber successor CEO with a clear strategic vision could remove the leadership uncertainty discount currently embedded in the stock. Finally, continued margin expansion toward the company’s long-term profitability targets would reinforce the investment thesis for value-oriented investors.
RISKS
The investment case for Similarweb is not without meaningful risks. The most pressing is the continued compression in net revenue retention. An overall NRR of 98% means the existing customer base is, in aggregate, contracting slightly — a dynamic that forces the company to run faster on new customer acquisition just to maintain revenue levels. If this trend does not reverse, it could weigh on growth rates and increase customer acquisition costs.
The CEO transition introduces execution risk at a critical juncture. Or Offer has been the architect of Similarweb’s strategy for 20 years, and any disruption to commercial execution or product vision during the search and transition period could have outsized consequences. The Board’s engagement of a leading executive search firm is a positive signal, but the process is expected to take through mid-2027, creating a prolonged period of uncertainty.
Data privacy regulation remains a structural risk. Similarweb’s data collection methodology relies in part on third-party panels and ISP partnerships, which are subject to evolving regulations under frameworks such as GDPR and CCPA. Changes in how major technology platforms handle user data — such as browser privacy changes or restrictions on third-party cookies — could degrade the quality or coverage of Similarweb’s underlying data, undermining its core value proposition.
Finally, competition from well-capitalized players is intensifying. Semrush continues to invest aggressively in its platform, while large technology companies with access to first-party data (Google, Meta, Amazon) could theoretically offer competing intelligence products. The emergence of AI-native analytics startups also represents a longer-term competitive threat.
VERDICT RATINGS
| Company | Ticker | Rating | Rationale |
| Similarweb | SMWB | HOLD | Undemanding valuation and consistent cash flow are offset by NRR pressure, CEO transition risk, and decelerating growth. Wait for NRR stabilization and leadership clarity before adding. |
| Semrush | SEMR | BUY | Superior growth, stronger retention, and deeper market penetration justify the premium. Continued AI product investment supports durable expansion. |
| Comscore | SCOR | SELL | Stagnant revenue, structural challenges in media measurement, and limited catalysts for re-acceleration make this a difficult hold at any multiple. |
Equities Orbis publishes institutional-grade research for informational purposes only. Nothing herein constitutes investment advice or a solicitation to buy or sell any security. All financial data sourced from company filings and public disclosures. Past performance is not indicative of future results.
