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Home > Insider Trading > Filing (0001179110-11-007929)

Filing Details

Accession Number:: 0001179110-11-007929
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-05-13 12:28:19
Reporting Period:: 2011-05-12

Filing Date:: 2011-05-13
Accepted Time:: 2011-05-13 12:28:19
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
860546	Corporate Office Properties Trust	OFC	Real Estate Investment Trusts (6798)	232947217

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1250531	M Randall Griffin	6711 Columbia Gateway Drive Suite 300 Columbia MD 21046	Chief Executive Officer	Yes	Yes	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Shares Of Stock	Acquisiton	2011-05-12	138,068	$12.45	565,024	No	4	M	Direct
Common Shares Of Stock	Disposition	2011-05-12	138,068	$34.22	426,956	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Shares	Options of Common Stock	Disposition	2011-05-12	138,068	$12.45	138,068	$12.45

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0	2003-03-07	2012-03-07	No	4	M	Direct

Footnotes

As of 05-12-2011, common share holdings comprised of 95,888 owned by RMG Security Trust, 2,000 owned by Rand Griffin Non-qualified 401K plan, 198,893 unrestricted and 130,175 restricted.