Celldex Therapeutics, Inc. SEC filings CLDX

Celldex Therapeutics, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Oct 31, 2007. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 22, 2026 (other events). The company's fiscal year ends on December 31.

Form Description Filed Period
ARS Annual report to shareholders Apr 29, 2026 Dec 31, 2025
10-K Annual report Feb 25, 2026 Dec 31, 2025
ARS Annual report to shareholders Apr 21, 2025 Dec 31, 2024
10-K Annual report Feb 27, 2025 Dec 31, 2024
ARS Annual report to shareholders Apr 25, 2024 Dec 31, 2023
10-K Annual report Feb 26, 2024 Dec 31, 2023
ARS Annual report to shareholders Apr 25, 2023 Dec 31, 2022
10-K Annual report Feb 28, 2023 Dec 31, 2022
10-K Annual report Feb 28, 2022 Dec 31, 2021
10-K Annual report Mar 29, 2021 Dec 31, 2020
10-K Annual report Mar 26, 2020 Dec 31, 2019
10-K Annual report Mar 7, 2019 Dec 31, 2018
10-K Annual report Mar 7, 2018 Dec 31, 2017
10-K Annual report Mar 14, 2017 Dec 31, 2016
10-K/A Amended annual report Feb 25, 2016 Dec 31, 2015
10-K Annual report Feb 23, 2016 Dec 31, 2015
10-K Annual report Feb 24, 2015 Dec 31, 2014
10-K Annual report Mar 3, 2014 Dec 31, 2013
10-K Annual report Mar 8, 2013 Dec 31, 2012
10-K Annual report Mar 8, 2012 Dec 31, 2011
10-K Annual report Mar 9, 2011 Dec 31, 2010
10-K/A Amended annual report Dec 23, 2010 Dec 31, 2009
10-K/A Amended annual report Mar 31, 2010 Dec 31, 2009
10-K Annual report Mar 12, 2010 Dec 31, 2009
10-K Annual report Mar 2, 2009 Dec 31, 2008
10-K Annual report Mar 18, 2008 Dec 31, 2007

Showing 26 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.

Company profile

Industry
In Vitro & In Vivo Diagnostic Substances (SIC 2835)
Listed as
CLDX (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Hampton, NJ
SEC filer status
Large accelerated filer
SEC CIK
744218
Former names
AVANT IMMUNOTHERAPEUTICS INC (until Sep 29, 2008); T CELL SCIENCES INC (until Aug 21, 1998)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.