Similarweb Ltd. (NYSE:SMWB) showed up in the 13F filings of 96 institutional investors as of December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| NASPERS LTD | 31 Mar, 2026 | 11,173,265 | 0 | 0.00% | $29,162,222.00 |
| NASPERS LTD | 31 Mar, 2026 | 11,173,265 | 0 | 0.00% | $83,687,755.00 |
| Phoenix Financial Ltd. | 31 Mar, 2026 | 4,285,786 | 1,292,700 | 43.19% | $32,100,537.00 |
| MENORA MIVTACHIM HOLDINGS LTD. | 31 Mar, 2026 | 4,015,494 | 0 | 0.00% | $10,480,439.00 |
| MENORA MIVTACHIM HOLDINGS LTD. | 31 Mar, 2026 | 4,015,494 | 807,100 | 25.16% | $30,076,050.00 |
| S SQUARED TECHNOLOGY, LLC | 31 Mar, 2026 | 3,200,000 | 2,424,839 | 312.82% | $8,352,000.00 |
| Migdal Insurance & Financial Holdings Ltd. | 31 Mar, 2026 | 3,106,157 | 0 | 0.00% | $23,265.00 |
| WELLINGTON MANAGEMENT GROUP LLP | 31 Mar, 2026 | 3,001,433 | 543,628 | 22.12% | $22,480,733.00 |
| Ulysses Management LLC | 31 Mar, 2026 | 2,998,474 | 0 | 0.00% | $22,458,570.00 |
| Ulysses Management LLC | 31 Mar, 2026 | 2,998,474 | 0 | 0.00% | $7,826,017.00 |
| WELLINGTON MANAGEMENT GROUP LLP | 31 Mar, 2026 | 2,966,757 | -34,676 | -1.16% | $7,743,235.00 |
| Penn Capital Management Company, LLC | 31 Mar, 2026 | 1,588,680 | -57,414 | -3.49% | $11,909,417.00 |
| Nuveen, LLC | 31 Mar, 2026 | 1,520,398 | 37,457 | 2.53% | $11,387,781.00 |
| CenterBook Partners LP | 31 Mar, 2026 | 1,325,113 | 364,117 | 37.89% | $3,458,545.00 |
| Y.D. More Investments Ltd | 31 Mar, 2026 | 1,171,298 | -11,500 | -0.97% | $8,371,560.00 |
| Y.D. More Investments Ltd | 31 Mar, 2026 | 1,151,298 | -20,000 | -1.71% | $8,338,601.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 976,514 | 31,250 | 3.31% | $7,314,091.00 |
| CenterBook Partners LP | 31 Mar, 2026 | 960,996 | -219,970 | -18.63% | $7,197,860.00 |
| NEW YORK STATE COMMON RETIREMENT FUND | 31 Mar, 2026 | 852,915 | 3,170 | 0.37% | $6,388,333.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Mar, 2026 | 825,763 | 467,956 | 130.78% | $2,155,241.00 |