WELLINGTON MANAGEMENT GROUP LLP - 31 Dec 2025 SCHEDULE 13G/A Report for Celldex Therapeutics, Inc. Common Stock (CLDX)

Filing Manager
WELLINGTON MANAGEMENT GROUP LLP
Reporting Manager
Wellington Management Group LLP
Security
Celldex Therapeutics, Inc. Common Stock
Symbol
CLDX
Shares outstanding
66,226,295 shares
Disclosed Ownership
8,079,608 shares
Ownership
12%
Form type
SCHEDULE 13G/A
Filing time
10 Feb 2026, 11:21:52 UTC
Date of event
31 Dec 2025
Previous filing
07 Nov 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Wellington Management Group LLP 12% 8,079,608 0 7,579,467 Taisia Lowe Regulatory Analyst
Wellington Group Holdings LLP 12% 8,079,608 0 7,579,467 Taisia Lowe Regulatory Analyst
Wellington Investment Advisors Holdings LLP 12% 8,079,608 0 7,579,467 Taisia Lowe Regulatory Analyst
Wellington Management Company LLP 12% 8,079,608 0 7,563,511 Taisia Lowe Regulatory Analyst