System1, Inc.
SST- Exchange
- NYSE
- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001805833
No open-market purchases or sales by System1, Inc. insiders were filed in the last 90 days; 21 institutions reported holding it in 13F filings for Q2 2026, worth $1.38M in total; no superinvestor holds it.
Other share classesSSTPW
13F holders, Q1 2024
Institutional positions in System1, Inc. as of Mar 31, 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
- 47
- −2 vs. Q4 2023
- Shares held
- 35.4M
- +831.3K (+2.4%) vs. Q4 2023
- Total value
- $69.4M
- −$7.36M (−9.6%) vs. Q4 2023
- New holders
- 5
- 14 more added
- Sold out
- 7
- 16 more reduced
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SST 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 | 21 | $1.38M |
| Q1 2026 | 25 | $2.50M |
| Q4 2025 | 24 | $3.20M |
| Q3 2025 | 30 | $22.5M |
| Q2 2025 | 36 | $17.9M |
| Q1 2025 | 55 | $13.2M |
| Q4 2024 | 59 | $31.6M |
| Q3 2024 | 60 | $39.1M |
| Q2 2024 | 60 | $53.0M |
| Q1 2024 | 47 | $69.4M |
| Q4 2023 | 49 | $76.8M |
| Q3 2023 | 48 | $41.6M |
| Q2 2023 | 44 | $154.8M |
| Q1 2023 | 34 | $138.1M |
| Q4 2022 | 30 | $133.5M |
| Q3 2022 | 38 | $182.2M |
| Q2 2022 | 37 | $193.0M |
| Q1 2022 | 31 | $421.1M |
| Q4 2021 | 1 | $9.79M |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding System1, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| DuPont Capital Management Corp | 1 | $2 | 0.00% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 3 | $5 | 0.00% | +3 | New |
| Nisa Investment Advisors, LLC | 100 | $196 | 0.00% | 00.0% | Unchanged |
| West Branch Capital LLC | 115 | $226 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 700 | $1.37K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 835 | $2.00K | 0.00% | −1,326−61.4% | Reduced |
| CWM, LLC | 1,082 | $2.00K | 0.00% | +10+0.9% | Added |
| Ameritas Investment Partners, Inc. | 2,046 | $4.01K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,327 | $4.56K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 3,904 | $7.00K | 0.00% | −9,685−71.3% | Reduced |
| California State Teachers Retirement System | 3,716 | $7.28K | 0.00% | −1,670−31.0% | Reduced |
| Cutler Group LP | 4,711 | $9.00K | 0.00% | −2,089−30.7% | Reduced |
| Tower Research Capital LLC (TRC) | 6,848 | $13.4K | 0.00% | +2,939+75.2% | Added |
| Citigroup Inc | 9,092 | $17.8K | 0.00% | +4,279+88.9% | Added |
| FMR LLC | 10,813 | $21.2K | 0.00% | +2,254+26.3% | Added |
| SG Americas Securities, LLC | 11,306 | $22.0K | 0.00% | −6,641−37.0% | Reduced |
| Wells Fargo & Company | 11,503 | $22.5K | 0.00% | +1,484+14.8% | Added |
| Goldman Sachs Group Inc | 13,589 | $26.6K | 0.00% | −10,452−43.5% | Reduced |
| JPMorgan Chase & Co | 13,992 | $27.4K | 0.00% | −17,880−56.1% | Reduced |
| Evoke Wealth, LLC | 15,000 | $29.4K | 0.00% | +15,000 | New |
| American International Group, Inc. | 16,127 | $31.6K | 0.00% | −138−0.8% | Reduced |
| SEI Investments Co | 16,217 | $31.8K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 17,596 | $35.0K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 22,489 | $44.1K | 0.00% | 00.0% | Unchanged |
| Arbor Trust Wealth Advisors, LLC | 20,950 | $45.9K | 0.03% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 25,600 | $50.0K | 0.00% | +25,600 | New |
| Barclays PLC | 29,027 | $56.9K | 0.00% | −21,907−43.0% | Reduced |
| Rhumbline Advisers | 30,626 | $60.0K | 0.00% | +1,977+6.9% | Added |
| UBS Group AG | 33,392 | $65.4K | 0.00% | −2,542−7.1% | Reduced |
| Bridgeway Capital Management, LLC | 39,300 | $77.0K | 0.00% | +39,300 | New |
| Susquehanna International Group, LLP | 43,202 | $84.7K | 0.00% | +30,463+239.1% | Added |
| Invesco Ltd. | 46,744 | $91.6K | 0.00% | +34,905+294.8% | Added |
| Nuveen Asset Management, LLC | 50,329 | $98.6K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 61,043 | $119.6K | 0.00% | +61,043 | New |
| Bank of New York Mellon Corp | 75,883 | $148.7K | 0.00% | +1,745+2.4% | Added |
| Morgan Stanley | 77,645 | $152.2K | 0.00% | −45,420−36.9% | Reduced |
| Jane Street Group, LLC | 129,770 | $254.3K | 0.00% | +100,673+346.0% | Added |
| Charles Schwab Investment Management Inc | 164,724 | $322.9K | 0.00% | −44,522−21.3% | Reduced |
| Pacific Ridge Capital Partners, LLC | 185,671 | $363.9K | 0.08% | −48,118−20.6% | Reduced |
| Northern Trust Corp | 260,753 | $511.1K | 0.00% | −15,480−5.6% | Reduced |
| State Street Corp | 418,138 | $819.5K | 0.00% | +29,700+7.6% | Added |
| Geode Capital Management, LLC | 587,569 | $1.15M | 0.00% | +87,682+17.5% | Added |
| Cerity Partners LLC | 998,814 | $1.96M | 0.01% | +880,281+742.6% | Added |
| Vanguard Group Inc | 1,262,571 | $2.47M | 0.00% | +3,881+0.3% | Added |
| Bank of America Corp | 1,659,539 | $3.25M | 0.00% | −43,484−2.6% | Reduced |
| BlackRock Inc. | 2,015,140 | $3.95M | 0.00% | −76,519−3.7% | Reduced |
| Cannae Holdings, Inc. | 27,012,794 | $52.9M | 3.74% | 00.0% | Unchanged |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −65,872−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −25,767−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −25,215−100.0% | Sold out |
| Sea Otter Advisors LLC | 0 | $0 | 0.00% | −12,500−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −10,750−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −3,235−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −734−100.0% | Sold out |