---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-052385"
form_type: "8-K"
ticker: "CTM"
cik: "0001877939"
company_name: "Castellum, Inc."
filed_at: "2024-12-26T23:59:59+00:00"
generated_at: "2026-05-28T23:24:19.242739+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Castellum raises $3.6M in stock offering; wins OASIS+ unrestricted IDIQ contract

## Summary
- Sold 9,473,700 shares at $0.38/share in registered direct offering; gross proceeds ~$3.6M; closed Dec 24, 2024.
- Maxim Group LLC acted as sole placement agent; 7.0% cash fee plus expense reimbursement.
- Subsidiary Specialty Systems, Inc. awarded OASIS+ Unrestricted IDIQ contract across four domains: intelligence services, technical & engineering, R&D, management & advisory.
- Contract has potential ten-year performance period and no ceiling value; adds to three previously awarded small business OASIS+ domains.
- CEO Glen Ives called it the most important strategic win in Castellum's history.

## SEC filing metadata
- accession: 0001628280-24-052385
- form_type: 8-K
- ticker: CTM
- cik: 0001877939
- company_name: Castellum, Inc.
- filed_at: 2024-12-26T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1877939/000162828024052385/0001628280-24-052385-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1877939/000162828024052385/ctm-20241222.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-052385
- JSON: https://secwatch.observer/filing/0001628280-24-052385.json
- Plain text: https://secwatch.observer/filing/0001628280-24-052385.txt

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