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, Q4 2024
Institutional positions in System1, Inc. as of Dec 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
- 59
- −1 vs. Q3 2024
- Shares held
- 35.2M
- +342.9K (+1.0%) vs. Q3 2024
- Total value
- $31.6M
- −$7.43M (−19.0%) vs. Q3 2024
- New holders
- 7
- 20 more added
- Sold out
- 8
- 13 more reduced
Compare with Q3 2024: 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, Q4 2024
Shares, value and share of portfolio for each institution holding System1, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cannae Holdings, Inc. | 27,012,794 | $24.3M | 1.99% | 00.0% | Unchanged |
| BlackRock, Inc. | 1,926,292 | $1.73M | 0.00% | +33,421+1.8% | Added |
| Bank of America Corp | 1,669,302 | $1.50M | 0.00% | +5,390+0.3% | Added |
| Cerity Partners LLC | 1,091,793 | $980.8K | 0.00% | −3320.0% | Reduced |
| Vanguard Group Inc | 644,861 | $579.1K | 0.00% | −4,361−0.7% | Reduced |
| Geode Capital Management, LLC | 473,506 | $425.4K | 0.00% | −2260.0% | Reduced |
| State Street Corp | 405,076 | $363.9K | 0.00% | −7,174−1.7% | Reduced |
| Ancora Advisors, LLC | 194,330 | $174.6K | 0.00% | +194,330 | New |
| Northern Trust Corp | 179,461 | $161.2K | 0.00% | −2,576−1.4% | Reduced |
| Bridgeway Capital Management, LLC | 156,300 | $140.4K | 0.00% | +5,300+3.5% | Added |
| Deutsche Bank AG | 146,110 | $131.5K | 0.00% | +115,870+383.2% | Added |
| Pacific Ridge Capital Partners, LLC | 138,627 | $124.5K | 0.03% | 00.0% | Unchanged |
| Millennium Management LLC | 112,853 | $101.4K | 0.00% | −81,994−42.1% | Reduced |
| Renaissance Technologies LLC | 95,000 | $85.3K | 0.00% | +10,700+12.7% | Added |
| JPMorgan Chase & Co | 88,544 | $79.5K | 0.00% | +54,551+160.5% | Added |
| Two Sigma Securities, LLC | 72,880 | $65.5K | 0.01% | +72,880 | New |
| Morgan Stanley | 68,285 | $61.3K | 0.00% | −10,526−13.4% | Reduced |
| Goldman Sachs Group Inc | 65,454 | $58.8K | 0.00% | +17,870+37.6% | Added |
| Rhumbline Advisers | 57,185 | $51.3K | 0.00% | −22,717−28.4% | Reduced |
| Charles Schwab Investment Management Inc | 54,967 | $49.4K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 51,207 | $46.0K | 0.00% | +35,971+236.1% | Added |
| Bank of New York Mellon Corp | 50,368 | $45.2K | 0.00% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 50,329 | $45.2K | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 49,910 | $44.8K | 0.00% | +49,910 | New |
| Barclays PLC | 43,413 | $39.0K | 0.00% | +4,547+11.7% | Added |
| UBS Group AG | 29,729 | $26.7K | 0.00% | +18,572+166.5% | Added |
| New York State Common Retirement Fund | 22,489 | $20.2K | 0.00% | 00.0% | Unchanged |
| Arbor Trust Wealth Advisors, LLC | 20,950 | $18.8K | 0.01% | 00.0% | Unchanged |
| Citigroup Inc | 18,941 | $17.0K | 0.00% | +1,976+11.6% | Added |
| AQR Capital Management LLC | 18,273 | $16.4K | 0.00% | +4,476+32.4% | Added |
| Susquehanna International Group, LLP | 18,077 | $16.2K | 0.00% | −8,588−32.2% | Reduced |
| Price T Rowe Associates Inc | 17,596 | $16.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 17,305 | $15.5K | 0.00% | +8,230+90.7% | Added |
| SEI Investments Co | 16,217 | $14.6K | 0.00% | 00.0% | Unchanged |
| Evoke Wealth, LLC | 15,000 | $13.5K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 13,411 | $12.0K | 0.00% | +608+4.7% | Added |
| XTX Topco Ltd | 13,205 | $11.9K | 0.00% | −9,425−41.6% | Reduced |
| Jane Street Group, LLC | 13,037 | $11.7K | 0.00% | −90,552−87.4% | Reduced |
| Aire Advisors, LLC | 12,000 | $10.8K | 0.00% | +12,000 | New |
| Corebridge Financial, Inc. | 11,773 | $10.6K | 0.00% | −750−6.0% | Reduced |
| Invesco Ltd. | 11,171 | $10.0K | 0.00% | +201+1.8% | Added |
| SG Americas Securities, LLC | 10,817 | $10.0K | 0.00% | +10,817 | New |
| Wells Fargo & Company | 11,065 | $9.94K | 0.00% | +3,851+53.4% | Added |
| Tower Research Capital LLC (TRC) | 10,764 | $9.67K | 0.00% | +3,068+39.9% | Added |
| BNP Paribas Arbitrage, SA | 3,101 | $2.79K | 0.00% | +3,101 | New |
| Legal & General Group Plc | 3,041 | $2.64K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 3,129 | $2.00K | 0.00% | −2,790−47.1% | Reduced |
| CWM, LLC | 1,710 | $2.00K | 0.00% | +277+19.3% | Added |
| Ameritas Investment Partners, Inc. | 2,046 | $1.84K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,697 | $1.52K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,306 | $1.17K | 0.00% | +928+245.5% | Added |
| Amalgamated Bank | 835 | $1.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 700 | $630 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 604 | $543 | 0.00% | +604 | New |
| Nisa Investment Advisors, LLC | 581 | $522 | 0.00% | +481+481.0% | Added |
| Russell Investments Group, Ltd. | 175 | $157 | 0.00% | 00.0% | Unchanged |
| West Branch Capital LLC | 115 | $104 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 24 | $22 | 0.00% | 00.0% | Unchanged |
| DuPont Capital Management Corp | 1 | $1 | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 0 | $0 | 0.00% | −22,975−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −21,353−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −20,497−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −14,925−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −3,662−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −1,397−100.0% | Sold out |
| Capital Performance Advisors LLP | 0 | $0 | 0.00% | −104−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −63−100.0% | Sold out |