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, Q2 2021
Institutional positions in System1, Inc. as of Jun 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
- 40
- +2 vs. Q1 2021
- Shares held
- 10.1M
- +874.4K (+9.4%) vs. Q1 2021
- Total value
- $17.3M
- +$3.67M (+27.0%) vs. Q1 2021
- New holders
- 8
- 5 more added
- Sold out
- 6
- 5 more reduced
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding System1, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Walleye Trading LLC | 12,480 | $21.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 19,720 | $34.0K | 0.00% | 00.0% | Unchanged |
| DuPont Capital Management Corp | 33,333 | $57.0K | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 33,333 | $57.0K | 0.00% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 44,040 | $76.0K | 0.01% | 00.0% | Unchanged |
| Maven Securities LTD | 50,000 | $80.0K | 0.01% | 00.0% | Unchanged |
| Jefferies Group LLC | 50,000 | $86.0K | 0.00% | −72,993−59.3% | Reduced |
| PEAK6 Investments LLC | 50,000 | $86.0K | 0.00% | 00.0% | Unchanged |
| CSS LLC | 53,689 | $92.0K | 0.00% | +53,689 | New |
| Gabelli Funds LLC | 55,959 | $96.0K | 0.00% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 60,750 | $104.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | – | $171.0K | 0.00% | – | New |
| Cowen and Company, LLC | 106,846 | $184.0K | 0.01% | +106,846 | New |
| Boussard & Gavaudan Investment Management LLP | 116,666 | $185.0K | 0.02% | 00.0% | Unchanged |
| Aristeia Capital LLC | 140,056 | $241.0K | 0.00% | 00.0% | Unchanged |
| Azora Capital LP | 164,123 | $282.0K | 0.04% | −77,393−32.0% | Reduced |
| Monashee Investment Management LLC | 166,665 | $287.0K | 0.03% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 199,866 | $344.0K | 0.00% | 00.0% | Unchanged |
| Kepos Capital LP | 200,000 | $344.0K | 0.03% | +200,000 | New |
| Glazer Capital, LLC | 211,622 | $364.0K | 0.01% | +66,770+46.1% | Added |
| Davidson Kempner Capital Management LP | 215,992 | $372.0K | 0.00% | +65,992+44.0% | Added |
| Fortress Investment Group LLC | 219,125 | $376.0K | 0.02% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 219,925 | $378.0K | 0.01% | −20,000−8.3% | Reduced |
| Fort Baker Capital Management LP | 223,374 | $384.0K | 0.11% | +223,374 | New |
| Park West Asset Management LLC | 233,333 | $401.0K | 0.01% | 00.0% | Unchanged |
| Sage Rock Capital Management LP | 260,359 | $448.0K | 0.06% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 270,980 | $466.0K | 0.00% | +141,666+109.6% | Added |
| Ionic Capital Management LLC | 277,410 | $477.0K | 0.06% | +277,410 | New |
| Antara Capital LP | 300,000 | $516.0K | 0.09% | +300,000 | New |
| Blackstone Group Inc. | 333,333 | $573.0K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 333,333 | $573.0K | 0.01% | 00.0% | Unchanged |
| Taconic Capital Advisors LP | 345,000 | $593.0K | 0.02% | +11,667+3.5% | Added |
| Hickory Lane Capital Management LP | 371,761 | $639.0K | 0.40% | −28,239−7.1% | Reduced |
| Magnetar Financial LLC | 411,670 | $708.0K | 0.01% | 00.0% | Unchanged |
| Sculptor Capital LP | 443,874 | $775.0K | 0.01% | +15,000+3.5% | Added |
| Linden Advisors LP | 616,331 | $1.07M | 0.01% | 00.0% | Unchanged |
| P Schoenfeld Asset Management LP | 692,400 | $1.19M | 0.07% | +692,400 | New |
| Ratan Capital Management LP | 1,111,166 | $1.91M | 0.17% | −200,000−15.3% | Reduced |
| LH Capital Markets, LLC | 1,300,000 | $2.24M | 0.76% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 190,214 | – | – | 00.0% | Unchanged |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −581,808−100.0% | Sold out |
| Fir Tree Capital Management LP | 0 | $0 | 0.00% | −179,563−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −66,666−100.0% | Sold out |
| Waratah Capital Advisors Ltd. | 0 | $0 | 0.00% | −32,352−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −20,899−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −500−100.0% | Sold out |