COPT DEFENSE PROPERTIES — Director's Dealing 2025

May 22, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COPT DEFENSE PROPERTIES (CDP)
CIK: 0000860546
Period of Report: 2025-05-20

Reporting Person: Long Letitia A (N/A)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-05-20	Profit Interest Units	$	A	3922	Acquired		Common Shares (3922)	Direct

Footnotes

F1: Each Profit Interest Unit will convert automatically into one share of beneficial interest, designated as a unit (an "OP Unit"), in COPT Defense Properties, L.P. when such Profit Interest Unit becomes vested and upon equalization of its capital account balance. OP Units are redeemable for cash, or, at the option of COPT Defense Properties, exchangeable for common shares of COPT Defense Properties, currently on a one-for-one basis.

F2: The Profit Interest Units will vest on the first anniversary of the grant date, provided that the reporting person remains a trustee on such date.

F3: The Profit Interest Units do not expire once vested.

F4: Issued as compensation for service on the Board of Trustees.