---
schema_version: "secwatch.filing_event.v1"
accession: "0001877939-25-000054"
form_type: "8-K"
ticker: "CTM"
cik: "0001877939"
company_name: "Castellum, Inc."
filed_at: "2025-05-27T23:59:59+00:00"
generated_at: "2026-05-20T11:29:11.276153+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Castellum reminds stockholders of 2025 annual meeting on May 28, 2025

## Summary
- Annual meeting on May 28, 2025 at 10:00 a.m. ET in Tysons, VA.
- Record date: March 21, 2025; stockholders entitled to vote.
- Dial-in for audio conference: 1-800-715-9871 (ID: 9842123).
- Post-meeting presentation available on investor relations website.
- No financial results or material business updates announced.

## SEC filing metadata
- accession: 0001877939-25-000054
- form_type: 8-K
- ticker: CTM
- cik: 0001877939
- company_name: Castellum, Inc.
- filed_at: 2025-05-27T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1877939/000187793925000054/0001877939-25-000054-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1877939/000187793925000054/ctm-20250527.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001877939-25-000054
- JSON: https://secwatch.observer/filing/0001877939-25-000054.json
- Plain text: https://secwatch.observer/filing/0001877939-25-000054.txt

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