Marples Paul 4
4 · COSTAR GROUP INC · Filed Mar 1, 2011
Insider Transaction Report
Form 4
COSTAR GROUP INCCSGP
Marples Paul
Managing Director, FOCUS
Transactions
- Tax Payment
Common Stock, par value $0.01 per share
2011-02-27$57.23/sh−357$20,431→ 17,895 total
Footnotes (1)
- [F1]Represents all shares of Common Stock owned, consisting of 12,361 shares of Common Stock and 5,534 shares of Common Stock subject to unvested Restricted Stock Grants.