COSTAR GROUP, INC. reports

Company location: Arlington, VA
Fiscal year end: 31 December

COSTAR GROUP, INC. has filed 1,532 SEC EDGAR filings since 13 Mar 1998

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SEC filing history

Showing 901-925 of 1,000 matching filings.

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25

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37

4

PRIMARY DOCUMENT

Filing date: 12 Jun 2012
Reporting date: 08 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-24531

8-K filing

Filing date: 08 Jun 2012
Reporting date: 05 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

ARS File 000-24531

AUTO-GENERATED PAPER DOCUMENT

Filing date: 01 Jun 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 May 2012
Reporting date: 29 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 24 May 2012
Reporting date: 22 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 21 May 2012
Reporting date: 17 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 15 May 2012
Reporting date: 11 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 15 May 2012
Reporting date: 11 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 May 2012
Reporting date: 04 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 May 2012
Reporting date: 04 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 May 2012
Reporting date: 04 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-24531

CURRENT REPORT, ITEMS 7.01, 9.01

Filing date: 02 May 2012
Reporting date: 02 May 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-24531

CURRENT REPORT, ITEMS 1.01, 2.01, 2.03, 8.01, 9.01

Filing date: 30 Apr 2012
Reporting date: 30 Apr 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

425

CURRENT REPORT, ITEMS 1.01, 2.01, 2.03, 8.01, 9.01

Filing date: 30 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-24531

2012 1Q 10Q

Filing date: 27 Apr 2012
Reporting date: 31 Mar 2012
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-24531

CURRENT REPORT, ITEM 8.01

Filing date: 26 Apr 2012
Reporting date: 26 Apr 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

425

CURRENT REPORT, ITEM 8.01

Filing date: 26 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

425

CURRENT REPORT, ITEMS 2.02, 9.01

Filing date: 26 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-24531

CURRENT REPORT, ITEM 2.02, 9.01

Filing date: 26 Apr 2012
Reporting date: 25 Apr 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 000-24531

NOTICE OF ACCESS

Filing date: 25 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 000-24531

2012 DEFINITIVE PROXY

Filing date: 25 Apr 2012
Reporting date: 05 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-24531

CURRENT REPORT, ITEM 8.01

Filing date: 17 Apr 2012
Reporting date: 17 Apr 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

425

CURRENT REPORT, ITEM 8.01

Filing date: 17 Apr 2012
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

PRE 14A File 000-24531

2012 PROXY (PRELIM)

Filing date: 11 Apr 2012
Reporting date: 05 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 13 Mar 2012
Reporting date: 12 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

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