---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-015333"
form_type: "8-K"
ticker: "DFNS"
cik: "0001787518"
company_name: "T3 Defense Inc."
filed_at: "2025-02-19T23:59:59+00:00"
generated_at: "2026-05-26T12:20:59.797469+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Nukkleus changes fiscal year to calendar year, aligns with Star 26 Capital acquisition

## Summary
- Fiscal year end changed from Sept 30 to Dec 31, effective for FY starting Jan 1, 2024.
- Transition period Oct 1 – Dec 31, 2024 will be reported on a Form 10-K.
- Change intended to improve comparability and align with proposed Star 26 Capital Inc. acquisition.
- Board approved the change on February 14, 2025.

## SEC filing metadata
- accession: 0001213900-25-015333
- form_type: 8-K
- ticker: DFNS
- cik: 0001787518
- company_name: T3 Defense Inc.
- filed_at: 2025-02-19T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.03
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1787518/000121390025015333/0001213900-25-015333-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1787518/000121390025015333/ea0231284-8k_nukkleus.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-015333
- JSON: https://secwatch.observer/filing/0001213900-25-015333.json
- Plain text: https://secwatch.observer/filing/0001213900-25-015333.txt

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