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Home > Insider Trading > Filing (0001057352-11-000145)

Filing Details

Accession Number:: 0001057352-11-000145
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-11-07 18:43:57
Reporting Period:: 2011-11-04

Filing Date:: 2011-11-07
Accepted Time:: 2011-11-07 18:43:57
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1057352	Costar Group Inc	CSGP	Services-Business Services, Nec (7389)	522091509

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1066061	C Andrew Florance	C/O Costar Group, Inc. 1331 L Street, Nw Washington DC 20005	President And Ceo	Yes	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock, Par Value $0.01 Per Share	Disposition	2011-11-04	20,000	$62.93	186,544	No	4	S	Direct

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

Footnotes

Average based on sales prices ranging from $61.84 to $63.82.
Represents all shares of Common Stock owned, consisting of 148,076 shares of Common Stock and 38,468 shares of Common Stock subject to unvested Restricted Stock Grants.