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, Q3 2021
Institutional positions in System1, Inc. as of Sep 30, 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
- 36
- −4 vs. Q2 2021
- Shares held
- 7.62M
- −2.52M (−24.8%) vs. Q2 2021
- Total value
- $13.9M
- −$3.33M (−19.3%) vs. Q2 2021
- New holders
- 4
- 3 more added
- Sold out
- 8
- 7 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding System1, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Walleye Trading LLC | 12,480 | $18.0K | 0.00% | 00.0% | Unchanged |
| Jefferies Group LLC | 12,711 | $18.4K | 0.00% | −37,289−74.6% | Reduced |
| Walleye Capital LLC | 19,720 | $29.0K | 0.00% | 00.0% | Unchanged |
| Omers Administration Corp | 20,899 | $30.0K | 0.00% | +20,899 | New |
| DuPont Capital Management Corp | 33,333 | $48.0K | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 33,333 | $48.0K | 0.00% | 00.0% | Unchanged |
| Mission Wealth Management, LP | 34,000 | $49.0K | 0.00% | +34,000 | New |
| CSS LLC | 43,689 | $63.0K | 0.00% | −10,000−18.6% | Reduced |
| PEAK6 Investments LLC | 50,000 | $73.0K | 0.00% | 00.0% | Unchanged |
| Maven Securities LTD | 50,000 | $73.0K | 0.01% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 60,750 | $88.0K | 0.00% | 00.0% | Unchanged |
| Glazer Capital, LLC | 73,070 | $106.0K | 0.00% | −138,552−65.5% | Reduced |
| Boussard & Gavaudan Investment Management LLP | 116,666 | $169.0K | 0.02% | 00.0% | Unchanged |
| JPMorgan Chase & Co | – | $188.0K | 0.00% | – | – |
| Aristeia Capital LLC | 140,056 | $202.0K | 0.00% | 00.0% | Unchanged |
| Sage Rock Capital Management LP | 197,430 | $286.0K | 0.04% | −62,929−24.2% | Reduced |
| Antara Capital LP | 200,000 | $290.0K | 0.06% | −100,000−33.3% | Reduced |
| D. E. Shaw & Co., Inc. | 199,866 | $290.0K | 0.00% | 00.0% | Unchanged |
| Kepos Capital LP | 200,000 | $290.0K | 0.02% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 215,992 | $313.0K | 0.00% | 00.0% | Unchanged |
| Fortress Investment Group LLC | 219,125 | $317.0K | 0.02% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 219,925 | $319.0K | 0.01% | 00.0% | Unchanged |
| Fort Baker Capital Management LP | 259,953 | $376.0K | 0.11% | +36,579+16.4% | Added |
| Advisory Research Inc | 270,000 | $391.0K | 0.03% | +270,000 | New |
| Balyasny Asset Management LLC | 291,666 | $423.0K | 0.00% | +20,686+7.6% | Added |
| Blackstone Group Inc. | 333,333 | $483.0K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 333,333 | $483.0K | 0.01% | 00.0% | Unchanged |
| Taconic Capital Advisors LP | 345,000 | $500.0K | 0.02% | 00.0% | Unchanged |
| Ionic Capital Management LLC | 378,045 | $548.0K | 0.08% | +100,635+36.3% | Added |
| Magnetar Financial LLC | 411,670 | $597.0K | 0.01% | 00.0% | Unchanged |
| Sculptor Capital LP | 443,874 | $639.0K | 0.01% | 00.0% | Unchanged |
| P Schoenfeld Asset Management LP | 547,261 | $794.0K | 0.06% | −145,139−21.0% | Reduced |
| Linden Advisors LP | 616,331 | $876.0K | 0.01% | 00.0% | Unchanged |
| Ratan Capital Management LP | 1,111,166 | $1.61M | 0.21% | 00.0% | Unchanged |
| Highbridge Capital Management LLC | – | $2.92M | 0.08% | – | New |
| Radcliffe Capital Management, L.P. | 125,233 | – | – | −64,981−34.2% | Reduced |
| LH Capital Markets, LLC | 0 | $0 | 0.00% | −1,300,000−100.0% | Sold out |
| Hickory Lane Capital Management LP | 0 | $0 | 0.00% | −371,761−100.0% | Sold out |
| Park West Asset Management LLC | 0 | $0 | 0.00% | −233,333−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −166,665−100.0% | Sold out |
| Azora Capital LP | 0 | $0 | 0.00% | −164,123−100.0% | Sold out |
| Cowen and Company, LLC | 0 | $0 | 0.00% | −106,846−100.0% | Sold out |
| Gabelli Funds LLC | 0 | $0 | 0.00% | −55,959−100.0% | Sold out |
| Gabelli & Co Investment Advisers, Inc. | 0 | $0 | 0.00% | −44,040−100.0% | Sold out |