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