COPT DEFENSE PROPERTIES — Director's Dealing 2017

Mar 3, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CORPORATE OFFICE PROPERTIES TRUST (OFC)
CIK: 0000860546
Period of Report: 2017-03-01

Reporting Person: Thor Greg J (SVP--CAO & Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-03-01	Common Shares	F	2019	—	Disposed	14853	Direct
2017-03-01	Restricted Common Shares	A	4593	—	Acquired	19446	Direct
2017-03-01	Common Shares	S	3555	$34.02	Disposed	15891	Direct

Footnotes

F1: These shares were forfeited in a net share settlement in connection with restrictions lapsing on restricted shares.

F2: The restrictions on the shares shall vest equally over a 3 year period.