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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001057352-11-000084
Filing Date
2011-06-01
Accepted
2011-06-01 12:41:39
Documents
4
Period of Report
2011-06-01
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 CURRENT REPORT, ITEMS 8.01 AND 9.01 form_8-k.htm 8-K 32689
2 UNDERWRITING AGREEMENT exhibit-1_1.htm EX-1.1 237329
3 LEGAL OPINION exhibit-5.htm EX-5.1 8501
4 LOGO currentcostarlogo-noreg.jpg GRAPHIC 5367
  Complete submission text file 0001057352-11-000084.txt   287127
Mailing Address 1331 L STREET NW WASHINGTON DC 20005
Business Address 1331 L STREET NW WASHINGTON DC 20005 2023466500
COSTAR GROUP INC (Filer) CIK: 0001057352 (see all company filings)

IRS No.: 522091509 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-24531 | Film No.: 11884259
SIC: 7389 Services-Business Services, NEC