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COSTAR GROUP, INC. — SC 13D/A Filings

5 SC 13D/A filings on record

This page lists all SC 13D/A filings submitted to the SEC by COSTAR GROUP, INC. (CSGP), sorted by most recent first. Each row links to the full filing on EdgarLookup. COSTAR GROUP, INC. has filed 5 SC 13D/A documents with the SEC since 2011. To view all SEC filings by COSTAR GROUP, INC., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 144 3 4 4/A 424B1 424B2 424B3 424B4 425 5 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A EFFECT FWP POS EX PRE 14A PX14A6G RW S-1 S-1/A S-1MEF S-3 S-3/A S-3ASR S-3MEF S-4 S-4/A S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
SC 13D/A SC 13D/A 0000950133-06-003198 Jul 7, 2006
SC 13D/A AMENDMENT NO. 1 TO SCHEDULE 13D 0000950133-00-000862 Mar 10, 2000
SC 13D/A AMENDMENT NO. 1 TO SCHEDULE 13D 0000950133-00-000861 Mar 10, 2000
SC 13D/A COSTAR GROUP, INC. SC 13D/A 0000950133-00-000652 Feb 23, 2000
SC 13D/A AMENDMENT NO. 1 TO SCHEDULE 13D 0001005477-99-004792 Oct 19, 1999