Who owns System1 Inc?
- Ticker: SST
- CUSIP Number: 87200p208
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Analyze quarterly positions in System1 with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of System1 stock
Who bought or sold System1 Inc this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| Cannae Holdings | 357k | $1.4M | -87% | Dec 2025 |
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| HPM Partners | 117k | $458k | 0% | Dec 2025 |
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| Vanguard Group | 47k | $184k | 0% | Dec 2025 |
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| Millennium Management | 39k | $272k | -10% | Sep 2025 |
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| BlackRock | 24k | $95k | 0% | Dec 2025 |
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| Renaissance Technologies | 19k | $73k | 9% | Dec 2025 |
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| Geode Capital Management | 14k | $56k | 0% | Dec 2025 |
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| XTX Topco | 12k | $49k | -1% | Dec 2025 |
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| State Street Corporation | 12k | $45k | 0% | Dec 2025 |
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| Citadel Advisors | 10k | $71k | 100% | Sep 2025 |
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| FMR | 1.9k | $14k | 0% | Sep 2025 |
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| Royal Bank of Canada | 1.4k | $11k | 455% | Sep 2025 |
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| Tower Research Capital | 988.00 | $3.9k | 54% | Dec 2025 |
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| Group One Trading | 663.00 | $2.6k | -8% | Dec 2025 |
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| UBS Group | 417.00 | $1.6k | -4% | Dec 2025 |
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| Farther Finance Advisors | 150.00 | $588.000000 | 0% | Dec 2025 |
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| CWM | 115.00 | $0 | -10% | Dec 2025 |
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| Strategic Wealth Partners | 100.00 | $704.000000 | 0% | Sep 2025 |
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| Bnp Paribas Arbitrage, Snc | 86.00 | $336.999600 | -30% | Dec 2025 |
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| SBI Securities | 60.00 | $235.002000 | 0% | Dec 2025 |
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| Jpmorgan Chase & Co | 45.00 | $317.142000 | 100% | Sep 2025 |
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| Advisor Group Holdings | 35.00 | $137.000500 | 0% | Dec 2025 |
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Who sold out of System1?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Marshall Wace | Sep 2025 | 36k | $255k |
| West Branch Capital | Sep 2025 | 115.00 | $51.002500 |
| Barclays | Sep 2025 | 86.00 | $605.001400 |
| GAMMA Investing | Sep 2025 | 76.00 | $535.002000 |
| NISA Investment Advisors | Sep 2025 | 64.00 | $451.001600 |