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Castellum, Inc. — 10-K Filings

4 10-K filings on record

This page lists all 10-K 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 4 10-K 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
10-K 10-K 0001877939-26-000016 Mar 9, 2026 Dec 31, 2025
10-K 10-K 0001877939-25-000021 Mar 11, 2025 Dec 31, 2024
10-K 10-K 0001877939-24-000018 Mar 21, 2024 Dec 31, 2023
10-K 10-K 0001877939-23-000005 Mar 17, 2023 Dec 31, 2022