---
schema_version: "secwatch.filing_event.v1"
accession: "0001877939-26-000073"
form_type: "8-K"
ticker: "CTM"
cik: "0001877939"
company_name: "Castellum, Inc."
filed_at: "2026-08-07T20:05:41+00:00"
generated_at: "2026-08-07T20:07:45.743982+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Castellum Q2 revenue flat at $13.9M; H1 revenue up 10% to $28.2M, expects record FY2026

## Summary
- Q2 revenue stable at $13.9M; net loss widened to $(1.1)M from $(0.3)M; adjusted EBITDA fell to $0.03M from $0.50M.
- H1 revenue up 10% to $28.2M; gross profit $9.8M up 2%; net loss improved to $(1.4)M from $(1.5)M.
- Backlog $271.7M, pipeline $953.5M; expects record FY2026 revenue; cash $16.9M, no debt.
- Won $4.0M Navy ADMACS subcontract and position on $250M Navy LIIS CMDS Logistics IT MAC; achieved CMMC Level 2.

## SEC filing metadata
- accession: 0001877939-26-000073
- form_type: 8-K
- ticker: CTM
- cik: 0001877939
- company_name: Castellum, Inc.
- filed_at: 2026-08-07T20:05:41+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1877939/000187793926000073/0001877939-26-000073-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1877939/000187793926000073/ctm-20260806.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001877939-26-000073
- JSON: https://secwatch.observer/filing/0001877939-26-000073.json
- Plain text: https://secwatch.observer/filing/0001877939-26-000073.txt

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