Celldex Therapeutics, Inc. SEC filings

Filings

1. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXOct 8

   Celldex Therapeutics, Inc. (CLDX) reports major shareholder

   • FMR LLC owns 10.7% of CLDX shares
   • Abigail P. Johnson owns 10.7% of CLDX shares
   • FMR LLC and Abigail P. Johnson filed Schedule 13G on 2026-10-07

   FMR LLC, filed by

2. 8-KCelldex Therapeutics, Inc.CLDXSep 22

   Current report

3. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXAug 14

   Ownership stake disclosure by Kynam Capital Management, LP (amended)

   Kynam Capital Management, LP, filed by

4. SCHEDULE 13GCelldex Therapeutics, Inc.CLDXAug 14

   Ownership stake disclosure by PRICE T ROWE ASSOCIATES INC /MD/

   PRICE T ROWE ASSOCIATES INC /MD/, filed by

5. 10-QCelldex Therapeutics, Inc.CLDXAug 6

   Quarterly report

6. 8-KCelldex Therapeutics, Inc.CLDXAug 6

   Current report

7. 8-KCelldex Therapeutics, Inc.CLDXJul 15

   Current report

8. 4Celldex Therapeutics, Inc.CLDXJun 29

   18 insider filings

   Freddy A. Jimenez, insider filing for CLDX

   Show all 18

   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29
   • 4Insider filing for CLDXJun 29

   Freddy A. Jimenez, reporting

9. S-8Celldex Therapeutics, Inc.CLDXJun 26

   Employee stock plan registration

10. 8-KCelldex Therapeutics, Inc.CLDXJun 26

    Current report

11. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXMay 15

    Ownership stake disclosure by Kynam Capital Management, LP (amended)

    Kynam Capital Management, LP, filed by

12. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXMay 15

    Ownership stake disclosure by Bellevue Group AG (amended)

    Bellevue Group AG, filed by

13. SCHEDULE 13GCelldex Therapeutics, Inc.CLDXMay 12

    Ownership stake disclosure by STATE STREET CORP

    STATE STREET CORP, filed by

14. 10-QCelldex Therapeutics, Inc.CLDXMay 7

    Quarterly report

15. 8-KCelldex Therapeutics, Inc.CLDXMay 7

    Current report

16. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXMay 6

    Ownership stake disclosure by FMR LLC (amended)

    FMR LLC, filed by

17. SCHEDULE 13GCelldex Therapeutics, Inc.CLDXApr 29

    Ownership stake disclosure by VANGUARD CAPITAL MANAGEMENT LLC

    VANGUARD CAPITAL MANAGEMENT LLC, filed by

18. ARSCelldex Therapeutics, Inc.CLDXApr 29

    Annual report to shareholders

19. DEF 14ACelldex Therapeutics, Inc.CLDXApr 29

    Proxy statement

20. 424B5Celldex Therapeutics, Inc.CLDXApr 2

    Securities offering

21. 8-KCelldex Therapeutics, Inc.CLDXApr 2

    Current report

22. 424B5Celldex Therapeutics, Inc.CLDXApr 1

    Securities offering

23. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXMar 26

    Ownership stake disclosure by VANGUARD GROUP INC (amended)

    VANGUARD GROUP INC, filed by

24. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXMar 10

    Ownership stake disclosure by Point72 Asset Management, L.P. (amended)

    Point72 Asset Management, L.P., filed by

25. 10-KCelldex Therapeutics, Inc.CLDXFeb 25

    Annual report

26. 8-KCelldex Therapeutics, Inc.CLDXFeb 25

    Current report

27. SCHEDULE 13G/ACelldex Therapeutics, Inc.CLDXFeb 10

    Ownership stake disclosure by WELLINGTON MANAGEMENT GROUP LLP (amended)

    WELLINGTON MANAGEMENT GROUP LLP, filed by

28. SCHEDULE 13GCelldex Therapeutics, Inc.CLDXFeb 9

    Ownership stake disclosure by STATE STREET CORP

    STATE STREET CORP, filed by

29. 4Celldex Therapeutics, Inc.CLDXJan 6

    Samuel Bates Martin, insider filing for CLDX

    Samuel Bates Martin, reporting

30. 4Celldex Therapeutics, Inc.CLDXDec 17, 2025

    Ronald Pepin, insider filing for CLDX

    Ronald Pepin, reporting

31. 4Celldex Therapeutics, Inc.CLDXDec 8, 2025

    Freddy A. Jimenez, insider filing for CLDX

    Freddy A. Jimenez, reporting

32. 144Celldex Therapeutics, Inc.CLDXDec 4, 2025

    Freddy A. Jimenez, planned sale of CLDX shares

    Freddy A. Jimenez, reporting

33. SCHEDULE 13GCelldex Therapeutics, Inc.CLDXNov 14, 2025

    Bellevue Group AG filed a Schedule 13G disclosing a 5.1% passive stake in biopharmaceutical company Celldex Therapeutics, Inc. (CLDX). This regulatory filing indicates Bellevue Group has acquired a significant minority position in Celldex, a clinical-stage company focused on…

    Bellevue Group AG, filed by

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