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Castellum, Inc. — DEFA14A Filings

3 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by Castellum, Inc. (CTM), sorted by most recent first. Each row links to the full filing on EdgarLookup. Castellum, Inc. has filed 3 DEFA14A documents with the SEC since 2021. To view all SEC filings by Castellum, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 144 3 3/A 4 4/A 424B2 424B4 424B5 5 8-A12B 8-K 8-K/A CERT CORRESP D DEF 14A DEF 14C DEFA14A DRS DRS/A DRSLTR EFFECT PRE 14C S-1 S-1/A S-3 S-3/A S-8 SC 13D SC 13G UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0001877939-25-000038 Apr 11, 2025 —
DEFA14A DEFA14A 0001877939-24-000029 Apr 16, 2024 —
DEFA14A DEFA14A 0001877939-23-000010 Apr 10, 2023 —