Similarweb Ltd. filings document the reporting obligations of a foreign private issuer whose ordinary shares trade on the NYSE. Its Form 6-K reports furnish quarterly and annual-result materials, shareholder letters, annual general meeting notices, proxy statements, voting results and current governance updates.
The filing record also covers board and finance leadership changes, ordinary-share matters, equity compensation registration references on Form S-8, shelf-registration references on Form F-3 and selected insider share activity. These disclosures connect Similarweb's digital intelligence business with formal reporting on operating results, corporate governance, shareholder approvals and capital-structure administration.
SIMILARWEB LTD. director Benjamin Seror filed an initial ownership report detailing his equity position in the company. He directly holds 316,250 ordinary shares and two fully vested option grants covering 18,750 and 231,250 underlying ordinary shares, with exercise prices of 2.3800 and 3.0400 and expirations in November 2030 and January 2031. He also holds several restricted share unit (RSU) awards representing 18,750, 40,000, 60,000 and 80,000 ordinary shares, each vesting 25% after one year and the remainder in 12 quarterly installments starting on 02/15/2024, 02/15/2025, 02/15/2026 and 02/15/2027, subject to his continued service.
SIMILARWEB LTD. director Tamar Rapaport-Dagim reported initial ownership of 23,584 restricted share units (RSUs), each representing one ordinary share. These RSUs were granted as equity compensation and vest in equal installments over a 2-year period.
The first vesting date is August 28, 2026, and each installment is contingent on her continued service with Similarweb or its subsidiaries through the applicable vesting dates. Until vesting, the RSUs represent a contingent right rather than fully owned shares.
SIMILARWEB LTD. director Lisa M. Campbell filed an initial ownership report showing her equity stake in the company. She holds 20,877 restricted share units, each representing one ordinary share, and 5,219 ordinary shares directly. The RSUs vest in three equal annual installments over a 3-year period, with the first vesting date on 11/15/2025, subject to her continued service with Similarweb or its subsidiaries through each vesting date.
SIMILARWEB LTD. director Eilam Barak filed an initial statement of beneficial ownership, detailing his equity stake in the company. He reports holdings of ordinary shares and restricted share units (RSUs), each RSU representing a right to receive one ordinary share, with future vesting schedules.
One RSU grant is scheduled to vest in three equal annual installments starting on 11/15/2025, subject to continued service. A second RSU grant is scheduled to vest in a single installment on 02/15/2027, also conditioned on his continued service with Similarweb or its subsidiaries.
SIMILARWEB LTD. reported an initial insider ownership filing for its Chief Financial Officer, Vered Ran. The filing shows that Ran holds 100,000 Restricted Share Units (RSUs), each representing a contingent right to receive one ordinary share of Similarweb.
According to the footnote, these RSUs vest 25% after a one-year period, then in 12 equal quarterly installments thereafter, with the first vesting date on February 15, 2027, subject to Ran’s continued service with the company or its subsidiaries through each vesting date.
Similarweb Ltd. files its annual report outlining strong top-line growth but ongoing GAAP losses. Revenue rose to $282.6 million in 2025, up from $249.9 million in 2024 and $218.0 million in 2023, while net losses were $32.9 million, $11.5 million and $29.4 million respectively.
The company highlights profitability on a non-GAAP basis in 2024 and 2025 but warns that increasing operating expenses, competitive pressures and heavy investment in AI-driven solutions may challenge sustainable profitability. Key risks include intense competition, dependence on third-party data and platforms, evolving AI and data privacy regulation and macroeconomic uncertainty.
Similarweb also flags specific exposure to geopolitical and economic risks in Israel, where it is headquartered, and notes 86,962,202 ordinary shares outstanding as of year-end 2025. Management stresses the importance of retaining customers, expanding subscriptions and successfully executing its international and direct sales expansion strategy.
Similarweb Ltd reports that Phoenix Financial Ltd. and its subsidiaries beneficially own 2,502,769 ordinary shares, representing 2.88% of the class based on 86,962,202 ordinary shares outstanding as of February 19, 2026.
The filing shows shared voting power and shared dispositive power of 2,502,769 shares and breaks ownership by vehicle: trust funds, nostro accounts and a partnership for Israeli shares. The reporting persons disclaim forming a Section 13(d) group and limit beneficial ownership to actual pecuniary interests.
Similarweb Ltd. reported that its CEO and Co-Founder, Or Offer, personally bought more company stock on the open market. On February 19, 2026, he purchased 40,000 ordinary shares of Similarweb at an average price of $2.45 per share, for a total investment of about $98,000 of his own funds. This filing is furnished for disclosure purposes and is not incorporated into the company’s other securities law filings unless specifically referenced.
Similarweb Ltd. reported fourth-quarter and full-year 2025 results, with Q4 revenue rising 11% to $72.8 million and full-year revenue up 13% to $282.6 million. Non-GAAP operating profit was $3.4 million in Q4 and $9.1 million for the year, while GAAP net loss widened to $32.9 million.
The company highlighted growing traction in AI-related products, with generative AI data and solutions contributing 11% of Q4 revenue and its GenAI intelligence product reaching about $3 million in ARR from roughly 200 customers. Multi-year subscriptions increased to 60% of ARR, remaining performance obligations grew 17% to $288.8 million, and 2025 marked the ninth consecutive quarter of positive free cash flow.
For 2026, Similarweb guides to total revenue of $305.0–$315.0 million, implying around 10% growth at the midpoint, and expects non-GAAP operating profit between $16.0 million and $19.0 million, while continuing to focus on AI-driven offerings and disciplined, profitable growth.