---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-101440"
form_type: "8-K"
ticker: "CDP"
cik: "0000860546"
company_name: "COPT DEFENSE PROPERTIES"
filed_at: "2021-08-06T23:59:59+00:00"
generated_at: "2026-06-29T21:05:41.499420+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# COPT subsidiary issues $400M of 2.000% Senior Notes due 2029

## Summary
- $400M aggregate principal amount; 2.000% interest rate; mature 2029.
- Notes issued by Corporate Office Properties, L.P., fully guaranteed by COPT.
- Expected closing on or about August 11, 2021; subject to customary conditions.
- Underwriters include J.P. Morgan, Barclays, KeyBanc, and Wells Fargo.
- Offered pursuant to an effective shelf registration statement on Form S-3.

## SEC filing metadata
- accession: 0001104659-21-101440
- form_type: 8-K
- ticker: CDP
- cik: 0000860546
- company_name: COPT DEFENSE PROPERTIES
- filed_at: 2021-08-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/860546/000110465921101440/0001104659-21-101440-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/860546/000110465921101440/tm2123718d4_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-101440
- JSON: https://secwatch.observer/filing/0001104659-21-101440.json
- Plain text: https://secwatch.observer/filing/0001104659-21-101440.txt

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