System1, Inc.
SSTPW- Exchange
- OTC
- 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; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Other share classesSST
13F holders, Q4 2021
Institutional positions in System1, Inc. as of Dec 31, 2021. 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
- 35
- −1 vs. Q3 2021
- Shares held
- 8.65M
- +1.03M (+13.6%) vs. Q3 2021
- Total value
- $12.5M
- −$1.49M (−10.7%) vs. Q3 2021
- New holders
- 6
- 2 more added
- Sold out
- 7
- 3 more reduced
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SSTPW 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 2 | $235 |
| Q1 2025 | 17 | $42.5K |
| Q4 2024 | 18 | $45.1K |
| Q3 2024 | 16 | $156.1K |
| Q2 2024 | 16 | $178.4K |
| Q1 2024 | 17 | $441.0K |
| Q4 2023 | 20 | $506.8K |
| Q3 2023 | 14 | $188.5K |
| Q2 2023 | 16 | $1.66M |
| Q1 2023 | 20 | $959.3K |
| Q4 2022 | 22 | $1.32M |
| Q3 2022 | 23 | $4.99M |
| Q2 2022 | 22 | $4.74M |
| Q1 2022 | 24 | $10.6M |
| Q4 2021 | 35 | $12.5M |
| Q3 2021 | 36 | $13.9M |
| Q2 2021 | 40 | $17.3M |
| Q1 2021 | 38 | $13.6M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding System1, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| K.J. Harrison & Partners Inc | 10,000 | $12.0K | 0.00% | +10,000 | New |
| Walleye Trading LLC | 12,480 | $14.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 19,720 | $23.0K | 0.00% | 00.0% | Unchanged |
| Omers Administration Corp | 20,899 | $24.0K | 0.00% | 00.0% | Unchanged |
| DuPont Capital Management Corp | 33,333 | $38.0K | 0.00% | 00.0% | Unchanged |
| Mission Wealth Management, LP | 34,000 | $39.0K | 0.00% | 00.0% | Unchanged |
| Maven Securities LTD | 50,000 | $58.0K | 0.01% | 00.0% | Unchanged |
| Integrity Capital Management (HK) Ltd | 50,000 | $58.0K | 0.19% | +50,000 | New |
| Tenor Capital Management Co., L.P. | 60,750 | $70.0K | 0.00% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 66,666 | $77.0K | 0.01% | +66,666 | New |
| HBK Investments L P | 70,000 | $81.0K | 0.00% | +70,000 | New |
| JPMorgan Chase & Co | – | $149.0K | 0.00% | – | – |
| Boussard & Gavaudan Investment Management LLP | 116,666 | $149.0K | 0.01% | 00.0% | Unchanged |
| Aristeia Capital LLC | 140,056 | $164.0K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 199,866 | $230.0K | 0.00% | 00.0% | Unchanged |
| Kepos Capital LP | 200,000 | $230.0K | 0.02% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 215,992 | $248.0K | 0.00% | 00.0% | Unchanged |
| Fortress Investment Group LLC | 219,125 | $251.0K | 0.01% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 219,925 | $253.0K | 0.01% | 00.0% | Unchanged |
| Difesa Capital Management, LP | 256,700 | $295.0K | 0.21% | +256,700 | New |
| Fort Baker Capital Management LP | 259,953 | $298.0K | 0.05% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 294,601 | $339.0K | 0.00% | +2,935+1.0% | Added |
| Blackstone Group Inc. | 333,333 | $383.0K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 333,333 | $383.0K | 0.01% | 00.0% | Unchanged |
| Taconic Capital Advisors LP | 345,000 | $397.0K | 0.01% | 00.0% | Unchanged |
| Ionic Capital Management LLC | 366,223 | $421.0K | 0.07% | −11,822−3.1% | Reduced |
| Magnetar Financial LLC | 411,670 | $473.0K | 0.00% | 00.0% | Unchanged |
| Sculptor Capital LP | 443,874 | $519.0K | 0.00% | 00.0% | Unchanged |
| Linden Advisors LP | 616,331 | $730.0K | 0.00% | 00.0% | Unchanged |
| P Schoenfeld Asset Management LP | 647,261 | $744.0K | 0.04% | +100,000+18.3% | Added |
| Ratan Capital Management LP | 829,356 | $954.0K | 0.15% | −281,810−25.4% | Reduced |
| LH Capital Markets, LLC | 1,700,000 | $1.96M | 0.89% | +1,700,000 | New |
| Highbridge Capital Management LLC | – | $2.40M | 0.06% | – | – |
| CNH Partners LLC | 33,333 | – | – | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 42,789 | – | – | −82,444−65.8% | Reduced |
| Advisory Research Inc | 0 | $0 | 0.00% | −270,000−100.0% | Sold out |
| Antara Capital LP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Sage Rock Capital Management LP | 0 | $0 | 0.00% | −197,430−100.0% | Sold out |
| Glazer Capital, LLC | 0 | $0 | 0.00% | −73,070−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −43,689−100.0% | Sold out |
| Jefferies Group LLC | 0 | $0 | 0.00% | −12,711−100.0% | Sold out |