Castellum, Inc. — All Filings
280 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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-Q | 10-Q | 0001877939-25-000082 | Aug 8, 2025 | Jun 30, 2025 |
| 8-K | 8-K | 0001877939-25-000077 | Aug 5, 2025 | Aug 4, 2025 |
| 8-K | 8-K | 0001877939-25-000075 | Jul 14, 2025 | — |
| 8-K | 8-K | 0001877939-25-000072 | Jul 8, 2025 | — |
| 8-K | 8-K | 0001877939-25-000070 | Jun 24, 2025 | — |
| 8-K | 8-K | 0001877939-25-000068 | Jun 17, 2025 | Jun 16, 2025 |
| 8-K | 8-K | 0001877939-25-000062 | Jun 13, 2025 | Jun 12, 2025 |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001213900-25-053929 | Jun 12, 2025 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001213900-25-053488 | Jun 11, 2025 | — |
| 8-K | 8-K | 0001877939-25-000060 | Jun 6, 2025 | Jun 5, 2025 |
| 8-K | 8-K | 0001877939-25-000058 | Jun 2, 2025 | — |
| 8-K | 8-K | 0001877939-25-000056 | May 28, 2025 | — |
| 8-K | 8-K | 0001877939-25-000054 | May 27, 2025 | — |
| 4 | FORM 4 | 0001310272-25-000007 | May 20, 2025 | May 19, 2025 |
| 4 | FORM 4 | 0001944544-25-000012 | May 20, 2025 | May 19, 2025 |
| 144 | — | 0001965301-25-000060 | May 19, 2025 | — |
| 10-Q | 10-Q | 0001877939-25-000050 | May 9, 2025 | Mar 31, 2025 |
| 8-K | 8-K | 0001877939-25-000051 | May 9, 2025 | — |
| 8-K | 8-K | 0001877939-25-000044 | Apr 21, 2025 | Apr 17, 2025 |
| 8-K | 8-K | 0001877939-25-000042 | Apr 15, 2025 | — |
| DEFA14A | DEFA14A | 0001877939-25-000038 | Apr 11, 2025 | — |
| DEF 14A | DEF 14A | 0001877939-25-000037 | Apr 11, 2025 | May 28, 2025 |
| 8-K | 8-K | 0001877939-25-000034 | Apr 10, 2025 | — |
| 8-K | 8-K | 0001877939-25-000030 | Apr 4, 2025 | Mar 31, 2025 |
| 8-K | 8-K | 0001877939-25-000025 | Mar 19, 2025 | — |
| 8-K | 8-K | 0001628280-25-013445 | Mar 18, 2025 | Mar 14, 2025 |
| 424B5 | 424B5 | 0001628280-25-013083 | Mar 17, 2025 | — |
| 424B5 | 424B5 | 0001628280-25-012848 | Mar 14, 2025 | — |
| 8-K | 8-K | 0001877939-25-000023 | Mar 12, 2025 | — |
| 10-K | 10-K | 0001877939-25-000021 | Mar 11, 2025 | Dec 31, 2024 |
| 4 | FORM 4 | 0001310272-25-000004 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | FORM 4 | 0001944544-25-000010 | Mar 6, 2025 | Mar 5, 2025 |
| 144 | — | 0001965301-25-000031 | Mar 4, 2025 | — |
| 144 | — | 0001965301-25-000032 | Mar 4, 2025 | — |
| 8-K | 8-K | 0001877939-25-000013 | Feb 28, 2025 | Feb 27, 2025 |
| 8-K | 8-K | 0001877939-25-000011 | Feb 25, 2025 | — |
| 5 | FORM 5 | 0001310272-25-000002 | Feb 14, 2025 | Dec 31, 2024 |
| EFFECT | — | 9999999995-25-000188 | Jan 24, 2025 | — |
| 4 | FORM 4 | 0001947023-25-000002 | Jan 24, 2025 | Jan 22, 2025 |
| 4 | FORM 4 | 0002036177-25-000002 | Jan 24, 2025 | Jan 22, 2025 |
| CORRESP | — | 0001628280-25-002344 | Jan 23, 2025 | — |
| S-3/A | S-3/A | 0001628280-25-002166 | Jan 22, 2025 | — |
| UPLOAD | — | 0000000000-25-000584 | Jan 21, 2025 | — |
| 8-K | 8-K | 0001877939-25-000006 | Jan 14, 2025 | — |
| S-3 | S-3 | 0001628280-25-001121 | Jan 10, 2025 | — |
| 8-K | 8-K | 0001877939-25-000004 | Jan 8, 2025 | — |
| 4 | FORM 4 | 0001332108-25-000002 | Jan 3, 2025 | Jan 2, 2025 |
| 8-K | 8-K | 0001628280-24-052536 | Dec 30, 2024 | Dec 26, 2024 |
| 424B5 | 424B5 | 0001628280-24-052531 | Dec 30, 2024 | — |
| 424B5 | 424B5 | 0001628280-24-052467 | Dec 27, 2024 | — |