Similarweb director reports 10.8M-share stake

SIMILARWEB LTD. director Beit-On Harel Moshe filed an initial ownership report on Form 3.

Accepted by SEC EDGAR 04/10/2026 - 06:40 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

SIMILARWEB LTD. director Beit-On Harel Moshe filed an initial ownership report on Form 3. The filing shows direct beneficial ownership of 10,810,778 Ordinary Shares of Similarweb. This is a disclosure of existing holdings only, with no reported purchases, sales, or option exercises.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Beit-On Harel Moshe

Role Director

Type	Security	Shares	Price	Value
Holding	Ordinary Shares	--	--	--

Holdings: Ordinary Shares — 10,810,778 shares (Direct)

Key Figures

Ordinary Shares owned: 10,810,778 shares

1 metrics

Ordinary Shares owned 10,810,778 shares Total shares following holding entry on Form 3

Key Terms

Form 3, Ordinary Shares, beneficial ownership

3 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3):"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

Ordinary Shares financial

""security_title": "Ordinary Shares""

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

beneficial ownership financial

"This is an initial beneficial ownership disclosure"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the SIMILARWEB (SMWB) Form 3 filing by Beit-On Harel Moshe show?

The Form 3 filing shows Beit-On Harel Moshe, a director of Similarweb, reporting direct ownership of 10,810,778 Ordinary Shares. This is an initial beneficial ownership disclosure and does not represent a new purchase or sale of shares.

Did Beit-On Harel Moshe buy or sell SIMILARWEB (SMWB) shares in this Form 3?

No, the Form 3 does not report any share purchases or sales. It lists a holding entry only, with total direct beneficial ownership of 10,810,778 Ordinary Shares, reflecting existing ownership rather than a new transaction in the company’s stock.

How many SIMILARWEB (SMWB) shares does Beit-On Harel Moshe report owning?

Beit-On Harel Moshe reports direct beneficial ownership of 10,810,778 Ordinary Shares of Similarweb. This figure appears as the total shares following the reported holding entry and indicates a significant existing equity position in the company.

What is the role of Beit-On Harel Moshe at SIMILARWEB (SMWB) in this filing?

The filing identifies Beit-On Harel Moshe as a director of Similarweb. As a company insider, they are required to report their beneficial ownership on Form 3, which here reflects their existing stake of 10,810,778 Ordinary Shares in the company.

What is the purpose of this SIMILARWEB (SMWB) Form 3 holding entry?

This Form 3 serves as an initial statement of beneficial ownership by director Beit-On Harel Moshe. It discloses an existing direct holding of 10,810,778 Ordinary Shares, providing transparency about insider equity stakes without indicating any contemporaneous trading activity.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Beit-On Harel Moshe

(Last) (First) (Middle)

2 LEONARDO DA VINCI ST.

LANDMARK TOWER, 32ND FLOOR

(Street)

TEL AVIV 6473309

(City) (State) (Zip)

ISRAEL

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/10/2026

3. Issuer Name and Ticker or Trading Symbol
SIMILARWEB LTD. [ SMWB ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary Shares	10,810,778	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

This Form 3 has been filed after March 18, 2026 but prior to April 20, 2026 in reliance on the temporary relief made available to the directors and officers of certain foreign private issuers by the Staff of the Securities and Exchange Commission in its no-action letter dated March 13, 2026.

	Harel Moshe Beit-On by: Oppenheimer Israel, as Attorney-in-fact	04/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)