Skip to main content

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, Q1 2021

Institutional positions in System1, Inc. as of Mar 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
38
No complete 13F data for Q4 2020
Shares held
9.26M
No complete 13F data for Q4 2020
Total value
$13.6M
No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 38 institutions
Q1 2021: 38 institutionsQ2 2021: 40 institutionsQ3 2021: 36 institutionsQ4 2021: 35 institutionsQ1 2022: 24 institutionsQ2 2022: 22 institutionsQ3 2022: 23 institutionsQ4 2022: 22 institutionsQ1 2023: 20 institutionsQ2 2023: 16 institutionsQ3 2023: 14 institutionsQ4 2023: 20 institutionsQ1 2024: 17 institutionsQ2 2024: 16 institutionsQ3 2024: 16 institutionsQ4 2024: 18 institutionsQ1 2025: 17 institutionsQ2 2025: 2 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2021: $13.6M
Q1 2021: $13.6MQ2 2021: $17.3MQ3 2021: $13.9MQ4 2021: $12.5MQ1 2022: $10.6MQ2 2022: $4.74MQ3 2022: $4.99MQ4 2022: $1.32MQ1 2023: $959.3KQ2 2023: $1.66MQ3 2023: $188.5KQ4 2023: $506.8KQ1 2024: $441.0KQ2 2024: $178.4KQ3 2024: $156.1KQ4 2024: $45.1KQ1 2025: $42.5KQ2 2025: $235Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding SSTPW and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20252$235
Q1 202517$42.5K
Q4 202418$45.1K
Q3 202416$156.1K
Q2 202416$178.4K
Q1 202417$441.0K
Q4 202320$506.8K
Q3 202314$188.5K
Q2 202316$1.66M
Q1 202320$959.3K
Q4 202222$1.32M
Q3 202223$4.99M
Q2 202222$4.74M
Q1 202224$10.6M
Q4 202135$12.5M
Q3 202136$13.9M
Q2 202140$17.3M
Q1 202138$13.6M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding System1, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding SSTPW in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Ratan Capital Management LP1,311,166$1.97M0.22%––
LH Capital Markets, LLC1,300,000$1.95M0.40%––
Linden Advisors LP616,331$924.0K0.01%––
Holocene Advisors, LP581,808$873.0K0.01%––
Sculptor Capital LP428,874$645.0K0.01%––
Magnetar Financial LLC411,670$618.0K0.01%––
Hickory Lane Capital Management LP400,000$600.0K0.39%––
Taconic Capital Advisors LP333,333$500.0K0.02%––
Blackstone Group Inc.333,333$500.0K0.00%––
Moore Capital Management, LP333,333$500.0K0.01%––
Sage Rock Capital Management LP260,359$391.0K0.05%––
Azora Capital LP241,516$362.0K0.05%––
Westchester Capital Management, LLC239,925$360.0K0.01%––
Park West Asset Management LLC233,333$350.0K0.01%––
Fortress Investment Group LLC219,125$328.0K0.02%––
D. E. Shaw & Co., Inc.199,866$300.0K0.00%––
Fir Tree Capital Management LP179,563$269.0K0.01%––
Monashee Investment Management LLC166,665$250.0K0.04%––
Davidson Kempner Capital Management LP150,000$225.0K0.00%––
Glazer Capital, LLC144,852$217.0K0.00%––
Aristeia Capital LLC140,056$210.0K0.00%––
Balyasny Asset Management LLC129,314$194.0K0.00%––
Jefferies Group LLC122,993$184.5K0.00%––
Boussard & Gavaudan Investment Management LLP116,666$175.0K0.02%––
Mint Tower Capital Management B.V.66,666$100.0K0.02%––
Tenor Capital Management Co., L.P.60,750$91.0K0.00%––
Gabelli Funds LLC55,959$84.0K0.00%––
Maven Securities LTD50,000$75.0K0.01%––
PEAK6 Investments LLC50,000$75.0K0.00%––
Gabelli & Co Investment Advisers, Inc.44,040$66.0K0.01%––
DuPont Capital Management Corp33,333$50.0K0.00%––
CNH Partners LLC33,333$50.0K0.00%––
Waratah Capital Advisors Ltd.32,352$49.0K0.00%––
Omers Administration Corp20,899$31.0K0.00%––
Walleye Capital LLC19,720$30.0K0.00%––
Walleye Trading LLC12,480$19.0K0.00%––
Royal Bank of Canada500$1.00K0.00%––
Radcliffe Capital Management, L.P.190,214––––