NYSE:CTM
Castellum, Inc.
Castellum, Inc.'s revenue grew 18.1% in fiscal 2025 to $52.9M while operating margin rose to −5.3%, its highest in 6 years. Free cash flow was −$2.1M, −4.0% of revenue, and the diluted share count rose 68.1%.Summary generated from Castellum, Inc.'s SEC filings. Latest annual report filed Mar 9, 2026.
Key statistics
Fiscal 2025 from SEC filings. MethodologyRevenue (FY25)$52.9M
Revenue growth+18.1%
Revenue, 5-yr CAGR+31.7%
Gross margin36.6%
Operating margin−5.3%
Net margin−4.5%
ROICn/a
Return on equity−8.6%
Debt / equityn/a
Free cash flow−$2.1M
FCF margin−4.0%
Share count change+68.1%
Financials
| Item | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Revenue | 25 | 42 | 45 | 45 | 53 |
| Operating income | −8 | −10 | −17 | −7 | −3 |
| Net income | −8 | −15 | −18 | −10 | −2 |
| Free cash flow | −1 | 1 | −2 | 1 | −2 |
Recent filings
- 4Insider transaction report
Oct 1, 2026 - 4Insider transaction report
Oct 1, 2026 - 8-KOther events
Sep 9, 2026 - 8-KOther events
Aug 31, 2026 - 8-KResults of operations and financial condition
Aug 7, 2026 - 10-QQuarterly report for the period ended Jun 30, 2026
Aug 6, 2026 - 8-KOther events
Jul 31, 2026 - 8-KEntry into a material agreement
Jul 2, 2026