Simpson Manufacturing Co., Inc. SEC filings

Filings

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

1. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDOct 8

   Simpson Manufacturing updates 2026 guidance.

   • Transaction in Stockton, CA closed in Q4 2026 instead of Q3.
   • Net gain on disposal will be recognized in Q4 2026.
   • Full-year 2026 financial guidance remains unchanged.
2. ROUTINE4Simpson Manufacturing Co., Inc.SSDSep 11

   Michael Olosky, insider filing for SSD

   Michael Olosky, reporting

3. ROUTINE144Simpson Manufacturing Co., Inc.SSDSep 10

   Michael Olosky, planned sale of SSD shares

   Michael Olosky, reporting

4. ROUTINE4Simpson Manufacturing Co., Inc.SSDAug 21

   Nozomi Bullock, insider filing for SSD

   Nozomi Bullock, reporting

5. ROUTINESCHEDULE 13G/ASimpson Manufacturing Co., Inc.SSDAug 13

   Ownership stake disclosure by KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (amended)

   KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC, filed by

6. NOTABLE10-QSimpson Manufacturing Co., Inc.SSDAug 6

   Quarterly report

7. ROUTINESCHEDULE 13G/ASimpson Manufacturing Co., Inc.SSDAug 6

   Ownership stake disclosure by FMR LLC (amended)

   FMR LLC, filed by

8. ROUTINE4Simpson Manufacturing Co., Inc.SSDAug 5

   James S Andrasick, insider filing for SSD

   James S Andrasick, reporting

9. ROUTINE144Simpson Manufacturing Co., Inc.SSDAug 4

   James S Andrasick, planned sale of SSD shares

   James S Andrasick, reporting

10. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDJul 27

    Current report

11. ROUTINE11-KSimpson Manufacturing Co., Inc.SSDJun 18

    Employee plan annual report

12. ROUTINESDSimpson Manufacturing Co., Inc.SSDJun 18

    Conflict minerals report

13. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDMay 18

    Current report

14. ROUTINE4Simpson Manufacturing Co., Inc.SSDMay 8

    7 insider filings

    Felica Coney, insider filing for SSD

    Show all 7

    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8
    • 4Insider filing for SSDMay 8

    Felica Coney, reporting

15. NOTABLE10-QSimpson Manufacturing Co., Inc.SSDMay 7

    Quarterly report

16. ROUTINESCHEDULE 13G/ASimpson Manufacturing Co., Inc.SSDMay 6

    Ownership stake disclosure by FMR LLC (amended)

    FMR LLC, filed by

17. ROUTINESCHEDULE 13GSimpson Manufacturing Co., Inc.SSDApr 30

    Ownership stake disclosure by VANGUARD CAPITAL MANAGEMENT LLC

    VANGUARD CAPITAL MANAGEMENT LLC, filed by

18. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDApr 27

    Current report

19. ROUTINESCHEDULE 13G/ASimpson Manufacturing Co., Inc.SSDMar 27

    Ownership stake disclosure by VANGUARD GROUP INC (amended)

    VANGUARD GROUP INC, filed by

20. ROUTINEDEFA14ASimpson Manufacturing Co., Inc.SSDMar 24

    Additional proxy materials

21. ROUTINEDEF 14ASimpson Manufacturing Co., Inc.SSDMar 24

    Proxy statement

22. NOTABLE10-KSimpson Manufacturing Co., Inc.SSDFeb 27

    Annual report

23. ROUTINE4Simpson Manufacturing Co., Inc.SSDFeb 18

    7 insider filings

    Cassandra Payton, insider filing for SSD

    Show all 7

    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18
    • 4Insider filing for SSDFeb 18

    Cassandra Payton, reporting

24. ROUTINESCHEDULE 13G/ASimpson Manufacturing Co., Inc.SSDFeb 13

    Ownership stake disclosure by KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (amended)

    KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC, filed by

25. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDFeb 9

    Current report

26. ROUTINE4Simpson Manufacturing Co., Inc.SSDJan 29

    8 insider filings

    Cassandra Payton, insider filing for SSD

    Show all 8

    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29
    • 4Insider filing for SSDJan 29

    Cassandra Payton, reporting

27. ROUTINE8-KSimpson Manufacturing Co., Inc.SSDDec 22, 2025

    Current report

28. ROUTINE4Simpson Manufacturing Co., Inc.SSDDec 15, 2025

    Philip E Donaldson, insider filing for SSD

    Philip E Donaldson, reporting

29. ROUTINE144Simpson Manufacturing Co., Inc.SSDDec 12, 2025

    Philip E Donaldson, planned sale of SSD shares

    Philip E Donaldson, reporting

30. ROUTINE3Simpson Manufacturing Co., Inc.SSDNov 25, 2025

    Nozomi Bullock, new insider at SSD

    Nozomi Bullock, reporting

31. ROUTINE4Simpson Manufacturing Co., Inc.SSDNov 12, 2025

    James S Andrasick, insider filing for SSD

    James S Andrasick, reporting

Older filings on EDGAR