<SEC-DOCUMENT>0001718603-25-000007-index.html : 20250918
<SEC-HEADER>0001718603-25-000007.hdr.sgml : 20250918
<ACCEPTANCE-DATETIME>20250918170144
ACCESSION NUMBER:		0001718603-25-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250917
FILED AS OF DATE:		20250918
DATE AS OF CHANGE:		20250918

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Trimberger Lisa G
		CENTRAL INDEX KEY:			0001718603
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14023
		FILM NUMBER:		251324256

	MAIL ADDRESS:	
		STREET 1:		COPT DEFENSE PROPERTIES
		STREET 2:		6711 COLUMBIA GATEWAY DRIVE, SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COPT DEFENSE PROPERTIES
		CENTRAL INDEX KEY:			0000860546
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				232947217
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046
		BUSINESS PHONE:		4432855400

	MAIL ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORPORATE OFFICE PROPERTIES TRUST
		DATE OF NAME CHANGE:	19980514

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORPORATE OFFICE PROPERTIES TRUST INC
		DATE OF NAME CHANGE:	19980105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ROYALE INVESTMENTS INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-09182025_090941.xml
<TEXT>
Document 1 - file: form4-09182025_090941.html

Document 1 - RAW XML: form4-09182025_090941.xml

</DOCUMENT>
</SEC-DOCUMENT>