---
schema_version: "secwatch.filing_event.v1"
accession: "0001877939-25-000051"
form_type: "8-K"
ticker: "CTM"
cik: "0001877939"
company_name: "Castellum, Inc."
filed_at: "2025-05-09T23:59:59+00:00"
generated_at: "2026-05-22T02:17:23.094527+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Castellum reports Q1 revenue $11.7M, first YoY organic growth; operating loss narrows to $1.1M

## Summary
- Revenue $11.7M in Q1 2025, up from $10.3M Q4 2024 and $11.3M Q1 2024 (first YoY organic growth as listed company).
- Operating loss improved to $(1.1)M including non-cash charges vs $(1.6)M Q4 2024 and $(4.0)M Q1 2024.
- Record cash balance $13.3M at March 31, 2025, up from $12.3M at December 31, 2024.
- Five-year, $103M U.S. Navy PMA-290 contract awarded; already contributing to 2025 performance.

## SEC filing metadata
- accession: 0001877939-25-000051
- form_type: 8-K
- ticker: CTM
- cik: 0001877939
- company_name: Castellum, Inc.
- filed_at: 2025-05-09T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1877939/000187793925000051/0001877939-25-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1877939/000187793925000051/ctm-20250509.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001877939-25-000051
- JSON: https://secwatch.observer/filing/0001877939-25-000051.json
- Plain text: https://secwatch.observer/filing/0001877939-25-000051.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.