CASELLA WASTE SYSTEMS INC SEC filings

Filings

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

1. ROUTINESCHEDULE 13G/ACASELLA WASTE SYSTEMS INCCWSTOct 9

   Casella Waste Systems Inc

   • Wasatch Advisors LP owns 4.9% of shares
   • Sole dispositive power: 3,056,089 shares
   • Filing date: 2026-10-09

   WASATCH ADVISORS LP, filed by

2. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTOct 1

   Current report

3. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTSep 3

   Michael K Burke, planned sale of CWST shares

   Michael K Burke, reporting

4. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTSep 3

   Michael K Burke, insider filing for CWST

   Michael K Burke, reporting

5. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTAug 26

   Michael K Burke, insider filing for CWST

   Michael K Burke, reporting

6. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTAug 26

   Michael K Burke, planned sale of CWST shares

   Michael K Burke, reporting

7. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTAug 14

   Douglas R Casella, insider filing for CWST

   Douglas R Casella, reporting

8. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTAug 14

   Douglas R Casella, planned sale of CWST shares

   Douglas R Casella, reporting

9. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTAug 13

   2 Form 144 notices

   Douglas R Casella, planned sale of CWST shares

   Show all 2

   • 144Planned insider sale of CWST sharesAug 13
   • 144Planned insider sale of CWST sharesAug 13

   Douglas R Casella, reporting

10. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTAug 12

    Damian Andrew Ribar, insider filing for CWST

    Damian Andrew Ribar, reporting

11. NOTABLE10-QCASELLA WASTE SYSTEMS INCCWSTAug 7

    Quarterly report

12. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTAug 6

    Current report

13. ROUTINE3CASELLA WASTE SYSTEMS INCCWSTJul 21

    Damian Andrew Ribar, new insider at CWST

    Damian Andrew Ribar, reporting

14. ROUTINE8-K/ACASELLA WASTE SYSTEMS INCCWSTJul 20

    Current report (amended)

15. ROUTINESCHEDULE 13GCASELLA WASTE SYSTEMS INCCWSTJul 9

    Ownership stake disclosure by WASATCH ADVISORS LP

    WASATCH ADVISORS LP, filed by

16. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTJul 1

    Current report

17. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTJun 10

    Emily Nagle Green, insider filing for CWST

    Emily Nagle Green, reporting

18. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTJun 8

    Current report

19. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTJun 5

    8 insider filings

    Douglas R Casella, insider filing for CWST

    Show all 8

    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5
    • 4Insider filing for CWSTJun 5

    Douglas R Casella, reporting

20. ROUTINE4/ACASELLA WASTE SYSTEMS INCCWSTJun 4

    Douglas R Casella, insider filing for CWST (amended)

    Douglas R Casella, reporting

21. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTJun 2

    John W Casella, insider filing for CWST

    John W Casella, reporting

22. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTJun 1

    Current report

23. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTMay 27

    Michael K Burke, insider filing for CWST

    Michael K Burke, reporting

24. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTMay 27

    Current report

25. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTMay 26

    Michael K Burke, planned sale of CWST shares

    Michael K Burke, reporting

26. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTMay 22

    Edmond Coletta, insider filing for CWST

    Edmond Coletta, reporting

27. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTMay 19

    Edmond Coletta, planned sale of CWST shares

    Edmond Coletta, reporting

28. ROUTINE144CASELLA WASTE SYSTEMS INCCWSTMay 19

    Edmond Coletta, planned sale of CWST shares

    Edmond Coletta, reporting

29. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTMay 11

    Current report

30. NOTABLE10-QCASELLA WASTE SYSTEMS INCCWSTMay 1

    Quarterly report

31. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTApr 30

    Current report

32. ROUTINESCHEDULE 13GCASELLA WASTE SYSTEMS INCCWSTApr 29

    Ownership stake disclosure by VANGUARD CAPITAL MANAGEMENT LLC

    VANGUARD CAPITAL MANAGEMENT LLC, filed by

33. ROUTINESCHEDULE 13GCASELLA WASTE SYSTEMS INCCWSTApr 29

    Ownership stake disclosure by VANGUARD PORTFOLIO MANAGEMENT LLC

    VANGUARD PORTFOLIO MANAGEMENT LLC, filed by

34. ROUTINESCHEDULE 13G/ACASELLA WASTE SYSTEMS INCCWSTApr 22

    Ownership stake disclosure by WASATCH ADVISORS LP (amended)

    WASATCH ADVISORS LP, filed by

35. ROUTINE8-KCASELLA WASTE SYSTEMS INCCWSTApr 22

    Current report

36. ROUTINEARSCASELLA WASTE SYSTEMS INCCWSTApr 17

    Annual report to shareholders

37. ROUTINEDEFA14ACASELLA WASTE SYSTEMS INCCWSTApr 17

    Additional proxy materials

38. ROUTINEDEF 14ACASELLA WASTE SYSTEMS INCCWSTApr 17

    Proxy statement

39. ROUTINESCHEDULE 13G/ACASELLA WASTE SYSTEMS INCCWSTMar 26

    Ownership stake disclosure by VANGUARD GROUP INC (amended)

    VANGUARD GROUP INC, filed by

40. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTMar 24

    Douglas R Casella, insider filing for CWST

    Douglas R Casella, reporting

41. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTMar 17

    Christopher Alan Rains, insider filing for CWST

    Christopher Alan Rains, reporting

42. ROUTINE4CASELLA WASTE SYSTEMS INCCWSTMar 16

    John W Casella, insider filing for CWST

    John W Casella, reporting

Older filings on EDGAR