AmpliTech Group, Inc. SEC filings

Filings

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

1. ROUTINEDEFA14AAmpliTech Group, Inc.AMPGZ6d

   AmpliTech Group files DEFA14A

   • Filed on 2026-10-13
   • Related to proxy statement
   • Submitted by the registrant
2. ROUTINEDEF 14AAmpliTech Group, Inc.AMPGZ6d

   AmpliTech Group to hold 2026 annual meeting

   • Annual meeting on December 1, 2026
   • Election of 5 directors
   • Ratify accounting firm Sadler, Gibb & Associates, LLC
3. ROUTINESCHEDULE 13GAmpliTech Group, Inc.AMPGZOct 8

   AmpliTech Group, Inc. (AMPGZ) reports major stake

   • Funicular Funds, LP owns 5.4% of shares
   • Cable Car Capital, LP owns 5.4% of shares
   • Jacob Ma-Weaver owns 5.4% of shares

   Funicular Funds, LP, filed by

4. ROUTINESCHEDULE 13GAmpliTech Group, Inc.AMPGZOct 8

   AmpliTech Group, Inc. (AMPGZ) reports major shareholder

   • Citadel Securities GP LLC owns 1,443,191 shares
   • Citadel Securities LLC owns 1,443,191 shares
   • Citadel Securities Group LP owns 1,443,191 shares

   Citadel Securities GP LLC, filed by

5. ROUTINE4AmpliTech Group, Inc.AMPGZAug 21

   Fawad Maqbool, insider filing for AMPGZ

   Fawad Maqbool, reporting

6. ROUTINE8-KAmpliTech Group, Inc.AMPGZAug 17

   Current report

7. ROUTINESCHEDULE 13GAmpliTech Group, Inc.AMPGZAug 14

   Ownership stake disclosure by SUSQUEHANNA SECURITIES, LLC

   SUSQUEHANNA SECURITIES, LLC, filed by

8. ROUTINE8-KAmpliTech Group, Inc.AMPGZAug 13

   Current report

9. NOTABLE10-QAmpliTech Group, Inc.AMPGZAug 13

   Quarterly report

10. ROUTINE8-KAmpliTech Group, Inc.AMPGWAug 12

    Current report

11. ROUTINE4AmpliTech Group, Inc.AMPGWJul 24

    3 insider filings

    Fawad Maqbool, insider filing for AMPGW

    Show all 3

    • 4Insider filing for AMPGWJul 24
    • 4Insider filing for AMPGWJul 24
    • 4Insider filing for AMPGWJul 24

    Fawad Maqbool, reporting

12. ROUTINE8-KAmpliTech Group, Inc.AMPGWJul 22

    Current report

13. NOTABLE25-NSEAmpliTech Group, Inc.AMPGWJul 20

    Delisting notice

    Nasdaq Stock Market LLC, filed by

14. ROUTINE8-KAmpliTech Group, Inc.AMPGWJul 8

    Current report

15. ROUTINE4AmpliTech Group, Inc.AMPGWJun 24

    2 insider filings

    Daniel Richard Mazziota, insider filing for AMPGW

    Show all 2

    • 4Insider filing for AMPGWJun 24
    • 4Insider filing for AMPGWJun 24

    Daniel Richard Mazziota, reporting

16. ROUTINE144AmpliTech Group, Inc.AMPGWJun 23

    Daniel Richard Mazziota, planned sale of AMPGW shares

    Daniel Richard Mazziota, reporting

17. ROUTINE144AmpliTech Group, Inc.AMPGWJun 23

    Daniel Richard Mazziota, planned sale of AMPGW shares

    Daniel Richard Mazziota, reporting

18. ROUTINE8-KAmpliTech Group, Inc.AMPGWJun 22

    Current report

19. ROUTINE4AmpliTech Group, Inc.AMPGRJun 2

    Jorge Luis Flores, insider filing for AMPGR

    Jorge Luis Flores, reporting

20. ROUTINE4AmpliTech Group, Inc.AMPGRMay 29

    Louisa Sanfratello, insider filing for AMPGR

    Louisa Sanfratello, reporting

21. ROUTINE144AmpliTech Group, Inc.AMPGRMay 28

    Louisa Sanfratello, planned sale of AMPGR shares

    Louisa Sanfratello, reporting

22. ROUTINE4AmpliTech Group, Inc.AMPGRMay 26

    Daniel Richard Mazziota, insider filing for AMPGR

    Daniel Richard Mazziota, reporting

23. ROUTINE144AmpliTech Group, Inc.AMPGRMay 26

    Jorge Luis Flores, planned sale of AMPGR shares

    Jorge Luis Flores, reporting

24. ROUTINE144AmpliTech Group, Inc.AMPGRMay 22

    Daniel Richard Mazziota, planned sale of AMPGR shares

    Daniel Richard Mazziota, reporting

25. ROUTINE8-KAmpliTech Group, Inc.AMPGRMay 13

    Current report

26. NOTABLE10-QAmpliTech Group, Inc.AMPGRMay 13

    Quarterly report

27. ROUTINES-8AmpliTech Group, Inc.AMPGRApr 15

    Employee stock plan registration

28. NOTABLE10-KAmpliTech Group, Inc.AMPGRMar 26

    Annual report

29. ROUTINESCHEDULE 13G/AAmpliTech Group, Inc.AMPGRMar 26

    Ownership stake disclosure by VANGUARD GROUP INC (amended)

    VANGUARD GROUP INC, filed by

30. ROUTINE8-KAmpliTech Group, Inc.AMPGWMar 16

    Current report

31. NOTABLE25-NSEAmpliTech Group, Inc.AMPGRFeb 18

    Delisting notice

    Nasdaq Stock Market LLC, filed by

32. ROUTINE4AmpliTech Group, Inc.AMPGWFeb 3

    3 insider filings

    Louisa Sanfratello, insider filing for AMPGW

    Show all 3

    • 4Insider filing for AMPGWFeb 3
    • 4Insider filing for AMPGWFeb 3
    • 4Insider filing for AMPGWFeb 3

    Louisa Sanfratello, reporting

33. ROUTINECERTAmpliTech Group, Inc.AMPGWFeb 2

    CERT filing

34. ROUTINE8-KAmpliTech Group, Inc.AMPGWFeb 2

    Current report

35. ROUTINE8-A12BAmpliTech Group, Inc.AMPGWFeb 2

    8-A12B filing

36. ROUTINESCHEDULE 13GAmpliTech Group, Inc.AMPGWJan 30

    Ownership stake disclosure by VANGUARD GROUP INC

    VANGUARD GROUP INC, filed by

37. ROUTINE8-KAmpliTech Group, Inc.AMPGWJan 26

    Current report

38. ROUTINE424B5AmpliTech Group, Inc.AMPGWJan 26

    Securities offering

39. ROUTINE8-KAmpliTech Group, Inc.AMPGWJan 26

    Current report

40. ROUTINE4AmpliTech Group, Inc.AMPGWJan 16

    3 insider filings

    Fawad Maqbool, insider filing for AMPGW

    Show all 3

    • 4Insider filing for AMPGWJan 16
    • 4Insider filing for AMPGWJan 16
    • 4Insider filing for AMPGWJan 16

    Fawad Maqbool, reporting

41. ROUTINE4AmpliTech Group, Inc.AMPGWJan 13

    Shailesh Modi, insider filing for AMPGW

    Shailesh Modi, reporting

42. ROUTINE8-KAmpliTech Group, Inc.AMPGWJan 12

    Current report

43. ROUTINE424B3AmpliTech Group, Inc.AMPGWJan 5

    Securities offering

Older filings on EDGAR