Aperture AC SEC filings

Filings

1. SCHEDULE 13G/AAperture ACAPURROct 9

   Aperture AC reports 3.65% stake by Feis Equities

   • Feis Equities LLC owns 399,692 shares
   • 3.65% of Class A shares outstanding
   • Filing date: 2026-10-09

   Feis Equities LLC, filed by

2. 8-KAperture ACAPURROct 8

   Aperture AC appoints Leo Lin as CEO

   • Leo Lin appointed as CEO of Atlantic HPC effective Oct 1, 2026
   • Atlantic HPC is a digital infrastructure company focused on bitcoin mining and AI infrastructure
3. 425Aperture ACAPURROct 8

   Aperture AC appoints Leo Lin as CEO

   • Leo Lin appointed as CEO of Atlantic HPC effective October 1, 2026.
   • Atlantic HPC is a digital infrastructure company focused on bitcoin mining and AI infrastructure.
4. 425Aperture ACAPURRSep 30

   Merger communication

5. 8-KAperture ACAPURRSep 30

   Current report

6. 425Aperture ACAPURRSep 16

   Merger communication

7. 8-KAperture ACAPURRSep 16

   Current report

8. 425Aperture ACAPURRSep 11

   Merger communication

9. 8-KAperture ACAPURRSep 11

   Current report

10. 8-KAperture ACAPURRSep 4

    Current report

11. SCHEDULE 13GAperture ACAPURRAug 14

    Ownership stake disclosure by Polar Asset Management Partners Inc.

    Polar Asset Management Partners Inc., filed by

12. SCHEDULE 13GAperture ACAPURRAug 14

    Ownership stake disclosure by HIGHBRIDGE CAPITAL MANAGEMENT LLC

    HIGHBRIDGE CAPITAL MANAGEMENT LLC, filed by

13. SCHEDULE 13G/AAperture ACAPURRAug 14

    Ownership stake disclosure by Harraden Circle Investments, LLC (amended)

    Harraden Circle Investments, LLC, filed by

14. 10-QAperture ACAPURRAug 13

    Quarterly report

15. SCHEDULE 13GAperture ACAPURRAug 13

    Ownership stake disclosure by MIZUHO FINANCIAL GROUP INC

    MIZUHO FINANCIAL GROUP INC, filed by

16. 10-QAperture ACAPURUJun 25

    Quarterly report

17. 4Aperture ACAPURUJun 17

    2 insider filings

    GOLDMAN SACHS & CO. LLC, insider filing for APURU

    Show all 2

    • 4Insider filing for APURUJun 17
    • 3New insider at APURUJun 17

    GOLDMAN SACHS & CO. LLC, reporting · GOLDMAN SACHS GROUP INC, reporting

18. 25-NSEAperture ACAPURUJun 9

    Delisting notice

    Nasdaq Stock Market LLC, filed by

19. 8-KAperture ACAPURUJun 9

    Current report

20. SCHEDULE 13DAperture ACAPURUJun 1

    Ownership stake disclosure by Aperture Sponsor LLC

    Aperture Sponsor LLC, filed by

21. SCHEDULE 13GAperture ACAPURUMay 29

    Ownership stake disclosure by Harraden Circle Investments, LLC

    Harraden Circle Investments, LLC, filed by

22. 8-KAperture ACAPURUMay 29

    Current report

23. SCHEDULE 13GAperture ACAPURUMay 27

    Ownership stake disclosure by Feis Equities LLC

    Feis Equities LLC, filed by

24. 4Aperture ACAPURUMay 27

    Calvin Kung, insider filing for APURU

    Calvin Kung, reporting · Aperture Sponsor LLC, reporting

25. 8-KAperture ACAPURMay 22

    Current report

26. 424B4Aperture ACAPURMay 21

    Securities offering

27. SCHEDULE 13GAperture ACAPURMay 21

    Ownership stake disclosure by Space Summit Capital LLC

    Space Summit Capital LLC, filed by

28. 3Aperture ACAPURMay 20

    5 insider filings

    Daniel Hao Zhao, new insider at APUR

    Show all 5

    • 3New insider at APURMay 20
    • 3New insider at APURMay 20
    • 3New insider at APURMay 20
    • 3New insider at APURMay 20
    • 3New insider at APURMay 20

    Daniel Hao Zhao, reporting

29. CERTAperture ACAPURMay 20

    CERT filing

30. 8-A12BAperture ACAPURMay 20

    8-A12B filing

31. EFFECTAperture ACAPURMay 15

    Registration declared effective

32. S-1/AAperture ACAPURMay 6

    Securities offering (amended)

33. S-1/AAperture ACAPURJan 30

    Securities offering (amended)

Older filings on EDGAR