Similarweb Ltd.
SMWB- Exchange
- NYSE
- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001842731
In the last 90 days, Similarweb Ltd. insiders filed 0 open-market purchases and 9 sales; 70 institutions reported holding it in 13F filings for Q2 2026, worth $312.1M in total; ARK Invest is the only superinvestor holding it.
13F holders, Q2 2024
Institutional positions in Similarweb Ltd. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 77
- +4 vs. Q1 2024
- Shares held
- 41.6M
- +400.4K (+1.0%) vs. Q1 2024
- Total value
- $323.3M
- −$47.2M (−12.8%) vs. Q1 2024
- New holders
- 10
- 28 more added
- Sold out
- 6
- 25 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SMWB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 70 | $312.1M |
| Q1 2026 | 81 | $144.4M |
| Q4 2025 | 100 | $454.1M |
| Q3 2025 | 95 | $526.1M |
| Q2 2025 | 111 | $414.8M |
| Q1 2025 | 110 | $460.5M |
| Q4 2024 | 113 | $739.3M |
| Q3 2024 | 94 | $411.8M |
| Q2 2024 | 77 | $323.3M |
| Q1 2024 | 74 | $370.7M |
| Q4 2023 | 55 | $208.3M |
| Q3 2023 | 52 | $286.9M |
| Q2 2023 | 49 | $257.8M |
| Q1 2023 | 42 | $274.2M |
| Q4 2022 | 47 | $261.4M |
| Q3 2022 | 45 | $160.0M |
| Q2 2022 | 48 | $225.9M |
| Q1 2022 | 43 | $366.7M |
| Q4 2021 | 45 | $500.6M |
| Q3 2021 | 34 | $303.9M |
| Q2 2021 | 47 | $294.1M |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding Similarweb Ltd.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 6 | $47 | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 35 | $272 | 0.00% | −382−91.6% | Reduced |
| GWM Advisors LLC | 109 | $847 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 258 | $2.00K | 0.00% | −561−68.5% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 663 | $5.00K | 0.00% | −477−41.8% | Reduced |
| Royal Bank of Canada | 599 | $5.00K | 0.00% | +225+60.2% | Added |
| Advisor Group Holdings, Inc. | 1,166 | $9.06K | 0.00% | +1,166 | New |
| Citigroup Inc | 1,365 | $10.6K | 0.00% | +94+7.4% | Added |
| Covestor Ltd | 4,537 | $35.0K | 0.02% | +4,537 | New |
| Barclays PLC | 5,121 | $39.8K | 0.00% | −4,669−47.7% | Reduced |
| Deutsche Bank AG | 5,667 | $44.0K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 7,847 | $61.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 7,865 | $61.1K | 0.00% | +7,865 | New |
| Jane Street Group, LLC | 10,690 | $83.1K | 0.00% | −10,233−48.9% | Reduced |
| Antipodes Partners Ltd | 11,580 | $90.0K | 0.00% | +6,376+122.5% | Added |
| Jump Financial, LLC | 12,009 | $93.3K | 0.00% | −18,091−60.1% | Reduced |
| Northern Trust Corp | 12,332 | $95.8K | 0.00% | +12,332 | New |
| Occudo Quantitative Strategies LP | 12,630 | $98.1K | 0.02% | −13,343−51.4% | Reduced |
| Qube Research & Technologies Ltd | 16,353 | $127.1K | 0.00% | +14,758+925.3% | Added |
| Goldman Sachs Group Inc | 17,500 | $136.0K | 0.00% | +17,500 | New |
| UBS Asset Management Americas Inc | 19,050 | $148.0K | 0.00% | +19,050 | New |
| Blair William & Co | 21,572 | $167.6K | 0.00% | −90−0.4% | Reduced |
| Meitav Dash Investments Ltd | 21,800 | $168.0K | 0.00% | −3,200−12.8% | Reduced |
| Two Sigma Advisers, LP | 24,100 | $187.3K | 0.00% | −30,300−55.7% | Reduced |
| Vanguard Group Inc | 25,160 | $195.5K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 26,053 | $202.4K | 0.00% | 00.0% | Unchanged |
| Corton Capital Inc. | 28,356 | $220.3K | 0.12% | +8,104+40.0% | Added |
| California State Teachers Retirement System | 28,905 | $224.6K | 0.00% | +2,013+7.5% | Added |
| Pathstone Holdings, LLC | 33,010 | $256.5K | 0.00% | −1,990−5.7% | Reduced |
| Boothbay Fund Management, LLC | 33,859 | $263.1K | 0.01% | +33,859 | New |
| UBS Group AG | 40,458 | $314.4K | 0.00% | −29,684−42.3% | Reduced |
| Premier Fund Managers Ltd | 44,517 | $341.0K | 0.01% | 00.0% | Unchanged |
| XTX Topco Ltd | 49,527 | $384.8K | 0.03% | +19,313+63.9% | Added |
| Bank of America Corp | 50,928 | $395.7K | 0.00% | −3,560−6.5% | Reduced |
| Cubist Systematic Strategies, LLC | 51,272 | $398.4K | 0.01% | +2,138+4.4% | Added |
| Squarepoint Ops LLC | 51,328 | $398.8K | 0.00% | −45,073−46.8% | Reduced |
| Gsa Capital Partners LLP | 52,560 | $408.0K | 0.03% | −16,712−24.1% | Reduced |
| Swiss National Bank | 53,974 | $419.4K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 63,978 | $497.1K | 0.00% | +63,978 | New |
| B. Riley Asset Management, LLC | 68,036 | $528.6K | 0.27% | +68,036 | New |
| JPMorgan Chase & Co | 69,347 | $538.8K | 0.00% | +47,686+220.1% | Added |
| Quadrature Capital Ltd | 77,164 | $597.2K | 0.01% | +42,571+123.1% | Added |
| Marshall Wace, LLP | 80,418 | $624.8K | 0.00% | −46,661−36.7% | Reduced |
| Calamos Advisors LLC | 91,178 | $708.5K | 0.00% | −7,707−7.8% | Reduced |
| Trexquant Investment LP | 94,827 | $736.8K | 0.01% | +60,997+180.3% | Added |
| Ameriprise Financial Inc | 95,443 | $741.6K | 0.00% | −17,650−15.6% | Reduced |
| Oppenheimer & Co Inc | 97,052 | $754.1K | 0.01% | +24,412+33.6% | Added |
| D. E. Shaw & Co., Inc. | 100,682 | $782.3K | 0.00% | +9,293+10.2% | Added |
| Atom Investors LP | 102,007 | $792.6K | 0.08% | +48,108+89.3% | Added |
| Legato Capital Management LLC | 102,987 | $800.2K | 0.11% | +4,455+4.5% | Added |
| Citadel Advisors LLC | 109,305 | $849.3K | 0.00% | +92,109+535.6% | Added |
| Renaissance Technologies LLC | 110,600 | $859.4K | 0.00% | +4,599+4.3% | Added |
| Two Sigma Investments, LP | 110,837 | $861.2K | 0.00% | −21,660−16.3% | Reduced |
| Morgan Stanley | 122,512 | $951.9K | 0.00% | +34,179+38.7% | Added |
| State Street Corp | 141,817 | $1.10M | 0.00% | +15,200+12.0% | Added |
| Old Well Partners, LLC | 156,419 | $1.22M | 1.43% | 00.0% | Unchanged |
| Walleye Capital LLC | 164,273 | $1.28M | 0.01% | −19,221−10.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 211,468 | $1.64M | 0.01% | +119,553+130.1% | Added |
| Ceera Investments, LLC | 259,827 | $2.02M | 0.85% | +71,994+38.3% | Added |
| Millennium Management LLC | 261,508 | $2.03M | 0.00% | +28,264+12.1% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 287,585 | $2.23M | 0.02% | −96,645−25.2% | Reduced |
| Essex Investment Management Co LLC | 304,544 | $2.37M | 0.44% | +44,094+16.9% | Added |
| Russell Investments Group, Ltd. | 310,117 | $2.41M | 0.00% | −3,201−1.0% | Reduced |
| BlackRock Inc. | 334,885 | $2.60M | 0.00% | +73,023+27.9% | Added |
| Nuveen Asset Management, LLC | 343,478 | $2.67M | 0.00% | +80,198+30.5% | Added |
| Acadian Asset Management LLC | 442,917 | $3.43M | 0.01% | +167,500+60.8% | Added |
| S Squared Technology, LLC | 540,210 | $4.20M | 1.85% | +232,187+75.4% | Added |
| Scalar Gauge Management, LLC | 593,923 | $4.61M | 2.69% | +215,221+56.8% | Added |
| Menora Mivtachim Holdings Ltd. | 1,063,408 | $8.26M | 0.06% | +1,063,408 | New |
| Y.D. More Investments Ltd | 1,314,263 | $10.2M | 1.04% | 00.0% | Unchanged |
| Portolan Capital Management, LLC | 1,367,259 | $10.6M | 0.87% | −673,343−33.0% | Reduced |
| Alpha Family Trust | 1,681,777 | $13.1M | 7.66% | 00.0% | Unchanged |
| Migdal Insurance & Financial Holdings Ltd. | 1,966,068 | $15.3M | 0.26% | −141,473−6.7% | Reduced |
| Ulysses Management LLC | 2,283,228 | $17.7M | 4.26% | 00.0% | Unchanged |
| Phoenix Holdings Ltd. | 2,900,434 | $22.5M | 0.34% | −636,498−18.0% | Reduced |
| Naspers Ltd | 11,173,265 | $86.8M | 11.90% | 00.0% | Unchanged |
| Viola Ventures V.C. Management 4 Ltd. | 11,230,787 | $87.3M | 33.28% | 00.0% | Unchanged |
| Roubaix Capital, LLC | 0 | $0 | 0.00% | −272,092−100.0% | Sold out |
| Circumference Group LLC | 0 | $0 | 0.00% | −109,461−100.0% | Sold out |
| Horrell Capital Management, Inc. | 0 | $0 | 0.00% | −109,461−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −15,102−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −10,700−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −718−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |