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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

Q4 2023 vs. Q3 2023

How the institutions holding System1, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of SSTPW: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders1420+6
Shares2.03M2.42M+395.4K (+19.5%)
Value$188.5K$506.8K+$318.3K (+168.8%)

New holders (6)

Institutions that held System1, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to SSTPW in Q4 2023
InstitutionSharesValue% of portfolio
Cowen and Company, LLC250,000$40.0K0.00%
Anthracite Investment Company, Inc.55,400$8.86K0.01%
Quarry LP38,980$6.23K0.00%
Susquehanna International Group, LLP12,661$2.02K0.00%
UBS Group AG945$1520.00%
Clear Street LLC100$160.00%

Sold out (0)

Institutions that held System1, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

None.