SMWB Announces Planned CFO Exit; Search for Successor Underway

Rhea-AI Filing Summary

Similarweb Ltd. announced the planned departure of its Chief Financial Officer, Jason Schwartz, who is leaving after 10 years of service. The company has begun a search for a successor and stated that Mr. Schwartz will remain in his role until his departure or until a successor is appointed.

The company furnished a press release as Exhibit 99.1 and expressly incorporated that release by reference into multiple registration statements on Form S-8 and Form F-3. No financial results, timeline for the departure, or successor details were provided in this filing.

Positive

• Orderly transition: CFO will remain in role until departure or successor appointment
• Long tenure: CFO served 10 years, implying institutional continuity during handover
• Formal disclosure: Company furnished a press release as Exhibit 99.1 and incorporated it into registration statements

Negative

• Leadership change: Planned departure of the company’s CFO is a material executive change
• No timeline provided for the departure or successor appointment
• No financial impact disclosed in the filing regarding costs, interim arrangements, or strategic effect

Insights

Corporate Governance Analyst

CFO departure signals a material leadership change but includes an orderly transition plan.

The filing states that Jason Schwartz is leaving after 10 years, which is a notable tenure and suggests deep institutional knowledge. The board has initiated a search for a successor and the CFO will continue until a replacement is appointed, indicating continuity in financial leadership during the transition.

This change is material to investors because the CFO role affects financial reporting and capital allocation; the filing does not disclose a timeline or reasons, so the immediate governance impact is limited to the announced search and interim continuity.

Investor Relations Specialist

Company provided a public press release and incorporated it into registration statements to ensure disclosure coverage.

The company furnished the press release as Exhibit 99.1 and expressly incorporated it into existing Form S-8 and Form F-3 registration statements, which ensures the announcement is part of the SEC record. There are no disclosed financial effects, timing, or successor details in the filing.

FORM 6-K

___________________________

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

___________________________

REPORT OF FOREIGN ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2025

Commission File Number: 001-40394

___________________________

Similarweb Ltd.

(Translation of registrant’s name into English)

___________________________

33 Yitzhak Rabin Rd.,

Givatayim 5348303, Israel

(Address of principal executive offices)

___________________________

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F [ X ] Form 40-F [ ]

Explanatory Note

On September 2, 2025, Similarweb Ltd. (“Similarweb” or the “Company”) announced the planned departure of its Chief Financial Officer, Jason Schwartz. The Company has initiated a search for a new CFO. Mr. Schwartz will continue in his role until his departure or until a successor is appointed. The Company issued a press release titled “Similarweb announces planned CFO departure after 10 years of service.”  A copy of the press release is furnished as Exhibit 99.1 herewith.

Exhibit 99.1 is hereby expressly incorporated by reference into the registrant’s registration statements on Form S-8 filed with the Securities and Exchange Commission on February 27, 2025 (File no. 333-285314), February 28, 2024 (File no. 333-277449), on March 23, 2023 (File no. 333-270793), on April 15, 2022 (File no. 333-264307) and on May 20, 2021 (File No. 333-256324) and registration statement on Form F-3 filed with the Securities and Exchange Commission on May 10, 2024 (File no. 333-279295).

Exhibit No.						Description
99.1						Similarweb announces planned CFO departure after 10 years of service

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Similarweb Ltd.

Date: September 2, 2025

By:

/s/ Or Offer

Or Offer Chief Executive Officer

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FAQ

What did Similarweb (SMWB) disclose about its CFO?

The company disclosed the planned departure of its CFO, Jason Schwartz, who will leave after 10 years of service and will remain until a successor is appointed.

Has Similarweb (SMWB) named a new CFO?

No. The filing states the company has initiated a search for a successor and did not name a replacement.

Will Jason Schwartz continue working during the transition?

Yes. The filing explicitly states Mr. Schwartz will continue in his role until his departure or until a successor is appointed.

Did Similarweb provide financial details or timing for the departure?

No. The filing does not include any financial impact, costs, or a timetable for the departure or successor appointment.

Where can I find the company’s announcement?

The company furnished a press release as Exhibit 99.1, which the filing incorporates by reference into certain Form S-8 and Form F-3 registration statements.