Institutional Ownership
Similarweb Ltd
CUSIP M84137104SHSSMWBQ1 2026
13D / 13G Filings
16
Schedule 13D/13G on record
Beneficial Filers
8
Distinct reporting persons
Largest Stake
15.0%
Max % of class reported
Institutional Holders
80
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
16 filings · latest Feb 24, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 24, 2026 | Phoenix Financial Ltd. | 13G/A | 11.0% | 2.50M | SEC |
| 2 | Dec 22, 2025 | Phoenix Financial Ltd. | 13G/A | 11.0% | 4.17M | SEC |
| 3 | Feb 12, 2025 | Viola Growth II (A) L.P. | 13G/A | 13.2% | 10.81M | SEC |
| 4 | Nov 26, 2024 | Ion Crossover Partners Ltd | 13G/A | 4.9% | 3.97M | SEC |
| 5 | Feb 20, 2024 | Phoenix Holdings Ltd. | 13G/A | 4.9% | 3.84M | SEC |
| 6 | Feb 14, 2024 | Offer Or | 13G/A | 8.3% | 6.74M | SEC |
| 7 | Feb 12, 2024 | Phoenix Holdings Ltd. | 13G/A | 5.4% | 4.21M | SEC |
| 8 | Feb 8, 2024 | Viola Growth Management Fund 2 Ltd. | 13G/A | 2.8% | 2.22M | SEC |
| 9 | Nov 27, 2023 | Phoenix Holdings Ltd. | 13G | 5.4% | 4.21M | SEC |
| 10 | Feb 14, 2023 | Offer Or | 13G/A | 8.1% | 6.44M | SEC |
6 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Similarweb Ltd.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Naspers Ltd | 11.17M | $29.16M |
| 2 | Menora Mivtachim Holdings Ltd. | 4.02M | $10.48M |
| 3 | Y.D. More Investments Ltd | 1.15M | $8.34M |
| 4 | Ion Crossover Partners Ltd | 3.03M | $7.91M |
| 5 | Ulysses Management LLC | 3.00M | $7.83M |
| 6 | Wellington Management Group LLP | 2.97M | $7.74M |
| 7 | S Squared Technology, LLC | 1.60M | $4.18M |
| 8 | Centerbook Partners LP | 1.33M | $3.46M |
| 9 | Alpha Family Trust | 658.9K | $2.26M |
| 10 | Millennium Management LLC | 825.8K | $2.16M |