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BCS

Changes in Beneficial Ownership · 4

Similarweb Ltd.

SMWBNYSEEQUITYCurrent

Changes in Beneficial Ownership

Filed Sep 24, 2026Accepted Sep 24, 2026, 7:56 AM EDTFiling CIK 1842731Accession 0001976408-26-000863
Share

Structured filing — 4

primary_doc.xml

Open full document ↗

Filing details

Report period
2026-09-22
Issuer
SIMILARWEB LTD.
Issuer CIK
0001842731
Trading symbol
SMWB
Rule 10b5-1 indication
Checked

Reporting owner 1

Name
Offer Or
Reporting owner CIK
0001910424
Relationship
Officer
Officer title
Chief Executive Officer
Address
87 HAZOREA ST., KFAR SHMARYAHU, ISRAEL, L3

Non-derivative transactions

Non-derivative transactions · 2 reported rows
SecurityTransaction dateCodeAmountA / DPrice (USD)Owned afterOwnership
Ordinary Shares2026-09-22S · Form 4[F1]34,500D8.3778[F2]4,073,181D
Ordinary Shares2026-09-23S · Form 4[F1]28,400D8.5353[F3]4,044,781D
Table key
S · Form 4
Sale on the market or privately
D
Direct

Footnotes

F1
The sale reported on this Form 4 were effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 1st, 2026↩ 1↩ 2
F2
The price reported is a weighted average price. These shares were sold in multiple transactions ranging from $8.22 to $8.50. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request↩ 1
F3
The price reported is a weighted average price. These shares were sold in multiple transactions ranging from $8.37 to $8.61. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request↩ 1

Signature 1

Signed
/s/ Meirav Shemesh on behalf of Oppenheimer Israel, as Attorney-in-fact
Date
2026-09-24

Company context

Current securities

Recent company filings

  1. 6-K filingNov 3, 2026
  2. 6-K filingOct 8, 2026
  3. 6-K filingSep 24, 2026
  4. 144 filingSep 8, 2026
  5. 144 filingAug 27, 2026

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