System1, Inc. SEC filings

Filings

Every filing, newest first. MAJOR and NOTABLE filings lead the app's feed; ROUTINE ones are kept here.

1. ROUTINEEFFECTSystem1, Inc.SSTPWAug 7

   Registration declared effective

2. ROUTINE8-KSystem1, Inc.SSTPWAug 5

   Current report

3. NOTABLE10-QSystem1, Inc.SSTPWAug 5

   Quarterly report

4. ROUTINE8-KSystem1, Inc.SSTPWAug 5

   Current report

5. ROUTINES-3System1, Inc.SSTPWAug 4

   Securities offering

6. ROUTINE8-KSystem1, Inc.SSTPWJul 24

   Current report

7. ROUTINE4System1, Inc.SSTPWJul 17

   4 insider filings

   Elizabeth Sestanovich, insider filing for SSTPW

   Show all 4

   • 4Insider filing for SSTPWJul 17
   • 4Insider filing for SSTPWJul 17
   • 4Insider filing for SSTPWJul 17
   • 4Insider filing for SSTPWJul 17

   Elizabeth Sestanovich, reporting

8. ROUTINES-8System1, Inc.SSTPWJun 25

   Employee stock plan registration

9. ROUTINEDEF 14ASystem1, Inc.SSTPWJun 22

   Proxy statement

10. ROUTINE4System1, Inc.SSTPWJun 2

    Tridivesh Kidambi, insider filing for SSTPW

    Tridivesh Kidambi, reporting

11. ROUTINE8-KSystem1, Inc.SSTPWJun 1

    Current report

12. ROUTINE8-KSystem1, Inc.SSTPWMay 12

    Current report

13. NOTABLE10-QSystem1, Inc.SSTPWMay 12

    Quarterly report

14. ROUTINE8-KSystem1, Inc.SSTPWMay 12

    Current report

15. ROUTINE10-K/ASystem1, Inc.SSTPWApr 30

    Annual report (amended)

16. ROUTINE4System1, Inc.SSTPWApr 17

    4 insider filings

    Tridivesh Kidambi, insider filing for SSTPW

    Show all 4

    • 4Insider filing for SSTPWApr 17
    • 4Insider filing for SSTPWApr 17
    • 4Insider filing for SSTPWApr 17
    • 4Insider filing for SSTPWApr 17

    Tridivesh Kidambi, reporting

17. ROUTINE8-KSystem1, Inc.SSTPWMar 11

    Current report

18. NOTABLE10-KSystem1, Inc.SSTPWMar 11

    Annual report

19. ROUTINE8-KSystem1, Inc.SSTPWMar 11

    Current report

20. ROUTINE4System1, Inc.SSTPWJan 29

    4 insider filings

    Tridivesh Kidambi, insider filing for SSTPW

    Show all 4

    • 4Insider filing for SSTPWJan 29
    • 4Insider filing for SSTPWJan 29
    • 4Insider filing for SSTPWJan 29
    • 4Insider filing for SSTPWJan 29

    Tridivesh Kidambi, reporting

21. ROUTINE4System1, Inc.SSTPWJan 16

    4 insider filings

    Tridivesh Kidambi, insider filing for SSTPW

    Show all 4

    • 4Insider filing for SSTPWJan 16
    • 4Insider filing for SSTPWJan 16
    • 4Insider filing for SSTPWJan 16
    • 4Insider filing for SSTPWJan 16

    Tridivesh Kidambi, reporting

22. ROUTINE8-KSystem1, Inc.SSTPWJan 9

    Current report

23. ROUTINE8-KSystem1, Inc.SSTPWDec 12, 2025

    Current report

24. ROUTINE8-KSystem1, Inc.SSTPWDec 3, 2025

    Current report

25. ROUTINESCHEDULE 13G/ASystem1, Inc.SSTPWDec 2, 2025

    Ownership stake disclosure by William P Foley II (amended)

    William P Foley II, filed by

26. NOTABLESCHEDULE 13D/ASystem1, Inc.SSTPWDec 2, 2025

    Ownership stake disclosure by Cannae Holdings, Inc. (amended)

    Cannae Holdings, Inc., filed by

27. NOTABLESCHEDULE 13D/ASystem1, Inc.SSTPWNov 12, 2025

    Ownership stake disclosure by Cannae Holdings, Inc. (amended)

    Cannae Holdings, Inc., filed by

28. ROUTINE8-KSystem1, Inc.SSTPWNov 5, 2025

    Current report

29. NOTABLE10-QSystem1, Inc.SSTPWNov 5, 2025

    Quarterly report

30. ROUTINE8-KSystem1, Inc.SSTPWNov 5, 2025

    Current report

31. ROUTINE4System1, Inc.Oct 30, 2025

    4 insider filings

    Tridivesh Kidambi, insider filing for System1, Inc.

    Show all 4

    • 4Insider filing for System1, Inc.Oct 30, 2025
    • 4Insider filing for System1, Inc.Oct 30, 2025
    • 4Insider filing for System1, Inc.Oct 30, 2025
    • 4Insider filing for System1, Inc.Oct 30, 2025

    Tridivesh Kidambi, reporting

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