Latest Period
Q4 2025
Security Snapshot
System1, Inc. - Class A Common Stock, par value $0.0001 per share (SST) Institutional Ownership
CUSIP: 87200P109
13F Institutional Holders and Ownership History from Q4 2021 to Q4 2025
Institutions Reporting
0
Shares (Excl. Options)
0
Price
$0.36
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- Type / Class
- Equity / Class A Common Stock, par value $0.0001 per share
- Symbol
- SST on NYSE
- Shares outstanding
- 8,134,854
- Price per share
- $0.36
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 0
- Total reported value
- $0
- Share change
- -38,866
- Value change
- -$43,530
- Number of holders
- 0
- Price from insider filings
- $0.36
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- SST - System1, Inc. - Class A Common Stock, par value $0.0001 per share is tracked under CUSIP 87200P109.
- 0 institutions reported positions in Q4 2025.
- 3 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 1 to 0 between Q3 2025 and Q4 2025.
- Reported value moved from $43,530 to $0.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 0 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 87200P109?
CUSIP 87200P109 identifies SST - System1, Inc. - Class A Common Stock, par value $0.0001 per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 87200P109:
Significant Owners of System1, Inc. - Class A Common Stock, par value $0.0001 per share (SST) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Blend Family Foundation | 7% | $2,107,129 | 5,545,077 | The Blend Family Foundation | 02 May 2025 | |||
| FOLEY WILLIAM P II | 4.8% | $140,570 | 390,473 | William P. Foley, II | 05 Nov 2025 | |||
| Cannae Holdings, Inc. | 4.4% | -87% | $128,447 | -$844,014 | 356,797 | -87% | Cannae Holdings, Inc. | 01 Dec 2025 |
Institutional Holders of System1, Inc. - Class A Common Stock, par value $0.0001 per share (SST) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 0 | $0 | -$43,530 | $0.36 | 0 |
| 2025 Q3 | 38,866 | $43,530 | +$43,530 | $1.12 | 1 |
| 2025 Q2 | 0 | $0 | -$13,188,137 | $0.36 | 0 |
| 2025 Q1 | 34,593,157 | $13,188,899 | -$568,131 | $0.38 | 53 |
| 2024 Q4 | 35,216,702 | $31,634,769 | +$286,853 | $0.90 | 57 |
| 2024 Q3 | 34,876,789 | $39,071,349 | -$197,203 | $1.12 | 60 |
| 2024 Q2 | 34,861,088 | $52,988,402 | -$886,897 | $1.52 | 59 |
| 2024 Q1 | 35,412,589 | $69,413,706 | +$1,594,362 | $1.96 | 47 |
| 2023 Q4 | 34,582,063 | $76,772,862 | +$838,896 | $2.22 | 49 |
| 2023 Q3 | 34,340,758 | $41,551,743 | -$189,106 | $1.21 | 47 |
| 2023 Q2 | 34,388,979 | $154,750,765 | +$10,291,060 | $4.50 | 44 |
| 2023 Q1 | 32,113,623 | $138,102,614 | +$15,712,779 | $4.30 | 34 |
| 2022 Q4 | 28,464,983 | $133,500,363 | -$3,549,034 | $4.69 | 30 |
| 2022 Q3 | 28,970,054 | $182,223,065 | +$7,622,302 | $6.29 | 34 |
| 2022 Q2 | 27,683,492 | $192,956,000 | -$11,915,084 | $6.97 | 33 |
| 2022 Q1 | 29,020,800 | $421,091,000 | +$411,233,000 | $14.51 | 29 |
| 2021 Q4 | 982,589 | $9,787,000 | +$9,787,000 | $9.96 | 1 |