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ECOM - As of  04/30/25, 11:20:23 AM:   143 Insider Transactions.

Sector: Technology    Industry: Application Software
Prev Close:$15.25  Avg Vol(3m): 126,229  P/E: 0.00  EPS: -0.66

Email this page to a friend.    Insider Transactions for ECOM

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-02-14 13:30:03.0 COSTAR GROUP CSGP PRICE T ROWE ASSOCIATES INC 11.7% view
S 2020-02-14 12:36:40.0 COSTAR GROUP CSGP JANUS HENDERSON GROUP PLC 4.7% view
S 2020-02-13 18:44:42.0 COSTAR GROUP CSGP BAMCO INC 6.2% view
B 2020-02-12 08:02:44.0 COSTAR GROUP CSGP VANGUARD GROUP INC 9.1% view
B 2020-02-05 11:45:41.0 COSTAR GROUP CSGP BlackRock Inc 8.9% view
B 2019-12-10 14:18:33.0 COSTAR GROUP CSGP PRICE T ROWE ASSOCIATES INC 11.1% view
S 2019-02-14 13:49:04.0 COSTAR GROUP INC CSGP PRICE T ROWE ASSOCIATES INC 6.8% view
S 2019-02-14 10:38:56.0 COSTAR GROUP INC CSGP BAMCO INC 6.73% view
B 2019-02-13 15:59:42.0 COSTAR GROUP INC CSGP Winslow Capital Management 1.3% view
S 2019-02-13 15:53:03.0 COSTAR GROUP INC CSGP Winslow Capital Management 1.3% view
S 2019-02-12 09:38:11.0 COSTAR GROUP INC CSGP WELLINGTON MANAGEMENT GROUP LLP 4.67% view
S 2019-02-11 17:49:12.0 COSTAR GROUP INC CSGP JANUS HENDERSON GROUP PLC 6.7% view
B 2019-02-11 11:28:49.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 8.83% view
B 2019-02-07 18:08:58.0 COSTAR GROUP INC CSGP BlackRock Inc 8.4% view
B 2018-02-14 14:01:07.0 COSTAR GROUP INC CSGP PRICE T ROWE ASSOCIATES INC 7.9% view
S 2018-02-14 08:52:35.0 COSTAR GROUP INC CSGP BAMCO INC 7.26% view
S 2018-02-13 19:20:20.0 COSTAR GROUP INC CSGP Winslow Capital Management 1.84% view
B 2018-02-13 16:02:28.0 COSTAR GROUP INC CSGP JANUS HENDERSON GROUP PLC 8.1% view
S 2018-02-13 15:41:53.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 0.0% view
B 2018-02-09 08:41:12.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 8.38% view
B 2018-02-08 11:32:38.0 COSTAR GROUP INC CSGP WELLINGTON MANAGEMENT GROUP LLP 7.33% view
B 2017-02-14 09:31:17.0 COSTAR GROUP INC CSGP BAMCO INC 9.2% view
S 2017-02-13 14:47:30.0 COSTAR GROUP INC CSGP Winslow Capital Management 3.99% view
B 2017-02-13 14:38:28.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 8.0% view
B 2017-02-10 10:50:54.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 7.53% view
S 2017-02-09 10:04:18.0 COSTAR GROUP INC CSGP WELLINGTON MANAGEMENT GROUP LLP 4.16% view
S 2016-02-16 09:18:02.0 COSTAR GROUP INC CSGP BAMCO INC 8.85% view
B 2016-02-11 11:20:53.0 COSTAR GROUP INC CSGP WELLINGTON MANAGEMENT GROUP LLP 9.42% view
S 2016-02-10 17:57:53.0 COSTAR GROUP INC CSGP WELLS FARGO & COMPANY 4.98% view
B 2016-02-10 08:58:40.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 6.43% view
S 2016-02-01 14:06:18.0 COSTAR GROUP INC CSGP Winslow Capital Management 4.25% view
B 2016-01-29 13:29:07.0 COSTAR GROUP INC CSGP WELLS FARGO & COMPANY 5.12% view
S 2015-03-10 15:22:40.0 COSTAR GROUP INC CSGP WELLS FARGO & COMPANY 4.92% view
B 2015-02-17 11:41:55.0 COSTAR GROUP INC CSGP BAMCO INC 8.93% view
B 2015-02-11 12:32:06.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 5.79% view
B 2015-02-10 14:33:39.0 COSTAR GROUP INC CSGP WELLS FARGO & COMPANY 5.15% view
B 2015-02-05 10:13:49.0 COSTAR GROUP INC CSGP Winslow Capital Management 5.07% view
B 2014-12-17 08:59:33.0 COSTAR GROUP INC CSGP Winslow Capital Management 4.98% view
S 2014-07-10 15:59:06.0 COSTAR GROUP INC CSGP BlackRock Inc 3.2% view
B 2014-02-14 11:08:25.0 COSTAR GROUP INC CSGP BAMCO INC 6.97% view
B 2014-02-12 09:29:54.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 5.7% view
S 2014-02-10 15:01:34.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 4.9% view
S 2014-01-28 15:23:11.0 COSTAR GROUP INC CSGP BlackRock Inc 5.7% view
S 2013-02-14 12:14:54.0 COSTAR GROUP INC CSGP BAMCO INC 6.9% view
S 2013-02-13 09:22:22.0 COSTAR GROUP INC CSGP ALLIANCEBERNSTEIN L 4.8% view
S 2013-02-13 09:15:31.0 COSTAR GROUP INC CSGP MORGAN STANLEY 3.3% view
B 2013-02-12 12:42:16.0 COSTAR GROUP INC CSGP VANGUARD GROUP INC 5.25% view
S 2013-02-11 11:02:41.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 5.1% view
B 2013-02-08 11:27:29.0 COSTAR GROUP INC CSGP PRICE T ROWE ASSOCIATES INC 0.0% view
B 2013-02-06 09:55:09.0 COSTAR GROUP INC CSGP BlackRock Inc 6.55% view
S 2013-01-31 16:09:24.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 3.9% view
S 2012-02-14 15:59:40.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 6.9% view
S 2012-02-14 14:25:44.0 COSTAR GROUP INC CSGP DARUMA ASSET MANAGEMENT INC 3.41% view
S 2012-02-14 09:44:25.0 COSTAR GROUP INC CSGP BAMCO INC 7.9% view
B 2012-02-13 16:14:57.0 COSTAR GROUP INC CSGP ALLIANCEBERNSTEIN L 5.7% view
B 2012-02-08 14:45:35.0 COSTAR GROUP INC CSGP PRICE T ROWE ASSOCIATES INC 0.0% view
S 2012-02-08 11:13:33.0 COSTAR GROUP INC CSGP MORGAN STANLEY 7.0% view
S 2012-02-08 09:38:36.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 7.6% view
S 2012-01-20 14:49:26.0 COSTAR GROUP INC CSGP KORNITZER CAPITAL MANAGEMENT INC 4.31% view
S 2011-06-10 13:23:26.0 COSTAR GROUP INC CSGP BlackRock Inc 4.38% view
S 2011-02-14 14:49:05.0 COSTAR GROUP INC CSGP DARUMA ASSET MANAGEMENT INC 5.1% view
B 2011-02-14 09:49:50.0 COSTAR GROUP INC CSGP BAMCO INC 8.96% view
S 2011-02-14 06:46:23.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 7.0% view
B 2011-02-09 16:46:39.0 COSTAR GROUP INC CSGP PRICE T ROWE ASSOCIATES INC 5.6% view
B 2011-02-09 14:26:25.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 8.2% view
S 2011-02-09 12:49:22.0 COSTAR GROUP INC CSGP MORGAN STANLEY 9.1% view
B 2011-02-03 17:19:52.0 COSTAR GROUP INC CSGP BlackRock Inc 5.25% view
B 2011-01-21 10:07:25.0 COSTAR GROUP INC CSGP KORNITZER CAPITAL MANAGEMENT INC 6.25% view
B 2010-02-16 15:46:32.0 COSTAR GROUP INC CSGP DARUMA ASSET MANAGEMENT INC 12.0% view
B 2010-02-16 12:48:07.0 COSTAR GROUP INC CSGP FMR LLC 3.061% view
S 2010-02-16 12:22:29.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 7.5% view
S 2010-02-12 13:11:52.0 COSTAR GROUP INC CSGP MORGAN STANLEY 10.2% view
S 2010-02-09 14:50:11.0 COSTAR GROUP INC CSGP BlackRock Inc 4.99% view
B 2010-02-09 11:03:45.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 7.7% view
S 2010-02-04 10:23:42.0 COSTAR GROUP INC CSGP BAMCO INC 8.7% view
B 2010-01-29 14:41:06.0 COSTAR GROUP INC CSGP BlackRock Inc 5.07% view
S 2009-02-17 15:34:51.0 COSTAR GROUP INC CSGP MORGAN STANLEY 11.1% view
B 2009-02-17 14:17:51.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 7.9% view
B 2009-02-12 14:58:38.0 COSTAR GROUP INC CSGP BAMCO INC 9.8% view
S 2009-02-09 14:35:07.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 7.1% view
S 2009-02-04 16:18:16.0 COSTAR GROUP INC CSGP WADDELL & REED FINANCIAL INC 5.8% view
S 2009-01-09 14:02:35.0 COSTAR GROUP INC CSGP FEDERATED INVESTORS INC 3.52% view
S 2008-12-10 15:21:51.0 COSTAR GROUP INC CSGP FMR LLC n/a view
S 2008-11-10 17:37:24.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 7.2% view
S 2008-10-08 10:06:41.0 COSTAR GROUP INC CSGP TRANSAMERICA INVESTMENT MANAGEMENT LLC 1.56% view
B 2008-02-14 17:19:53.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 12.3% view
S 2008-02-14 16:04:47.0 COSTAR GROUP INC CSGP MORGAN STANLEY 12.7% view
B 2008-02-13 19:43:59.0 COSTAR GROUP INC CSGP TRANSAMERICA INVESTMENT MANAGEMENT LLC 6.94% view
S 2008-02-13 18:17:42.0 COSTAR GROUP INC CSGP BAMCO INC 9.6% view
B 2008-02-13 15:39:56.0 COSTAR GROUP INC CSGP FEDERATED INVESTORS INC 8.32% view
B 2008-02-01 16:16:44.0 COSTAR GROUP INC CSGP WADDELL & REED FINANCIAL INC 12.0% view
S 2008-01-30 18:51:29.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 7.2% view
B 2007-09-10 15:11:59.0 COSTAR GROUP INC CSGP MORGAN STANLEY 12.8% view
B 2007-04-10 16:48:46.0 COSTAR GROUP INC CSGP FMR CORP n/a view
S 2007-02-14 15:54:13.0 COSTAR GROUP INC CSGP NEXT CENTURY GROWTH INVESTORS LLC 2.4% view
S 2007-02-14 12:59:50.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 10.0% view
B 2007-02-14 10:51:44.0 COSTAR GROUP INC CSGP BAMCO INC 9.9% view
B 2007-02-13 13:51:53.0 COSTAR GROUP INC CSGP FEDERATED INVESTORS INC 7.38% view
B 2007-02-12 19:44:39.0 COSTAR GROUP INC CSGP TRANSAMERICA INVESTMENT MANAGEMENT LLC 5.09% view
B 2007-02-09 09:43:17.0 COSTAR GROUP INC CSGP TimesSquare Capital Management 7.3% view
S 2007-02-09 06:35:24.0 COSTAR GROUP INC CSGP WADDELL & REED FINANCIAL INC 6.8% view
S 2006-07-07 00:00:00.0 COSTAR GROUP INC CSGP KLEIN MICHAEL R 4.9% view
S 2006-02-14 00:00:00.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 10.9% view
B 2006-02-14 00:00:00.0 COSTAR GROUP INC CSGP NEXT CENTURY GROWTH INVESTORS LLC 5.2% view
B 2006-02-13 00:00:00.0 COSTAR GROUP INC CSGP BAMCO INC 9.2% view
B 2006-02-01 00:00:00.0 COSTAR GROUP INC CSGP WADDELL & REED FINANCIAL INC 7.7% view
B 2005-11-10 00:00:00.0 COSTAR GROUP INC CSGP JANUS CAPITAL MANAGEMENT LLC 10.9% view
S 2005-02-15 00:00:00.0 COSTAR GROUP INC CSGP BROWN INVESTMENT ADVISORY & TRUST CO 4.5% view
B 2005-02-14 00:00:00.0 COSTAR GROUP INC CSGP CHILTON INVESTMENT CO INC 12.0% view
S 2005-02-14 00:00:00.0 COSTAR GROUP INC CSGP KERN CAPITAL MANAGEMENT LLC 4.3% view
B 2005-02-14 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GUARDIAN TRUST CO 0.3% view
S 2004-02-17 00:00:00.0 COSTAR GROUP INC CSGP DEUTSCHE BANK AG 3.9% view
B 2004-02-13 00:00:00.0 COSTAR GROUP INC CSGP BROWN INVESTMENT ADVISORY & TRUST CO 5.1% view
S 2004-02-13 00:00:00.0 COSTAR GROUP INC CSGP KERN CAPITAL MANAGEMENT LLC 5.0% view
S 2004-02-13 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 5.6% view
S 2003-12-10 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 6.7% view
B 2003-11-10 00:00:00.0 COSTAR GROUP INC CSGP CHILTON INVESTMENT CO INC 6.3% view
B 2003-02-14 00:00:00.0 COSTAR GROUP INC CSGP BROWN INVESTMENT ADVISORY & TRUST CO 1.7% view
B 2003-02-14 00:00:00.0 COSTAR GROUP INC CSGP KERN CAPITAL MANAGEMENT LLC 7.8% view
B 2003-02-12 00:00:00.0 COSTAR GROUP INC CSGP DEUTSCHE BANK AG 9.4% view
S 2003-02-11 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 11.8% view
B 2002-03-08 00:00:00.0 COSTAR GROUP INC CSGP BROWN INVESTMENT ADVISORY & TRUST CO 1.4% view
B 2002-02-14 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 13.5% view
B 2002-02-14 00:00:00.0 COSTAR GROUP INC CSGP KERN CAPITAL MANAGEMENT LLC 6.9% view
S 2002-02-01 00:00:00.0 COSTAR GROUP INC CSGP SCUDDER KEMPER INVESTMENTS INC n/a view
B 2001-03-21 00:00:00.0 COSTAR GROUP INC CSGP SCUDDER KEMPER INVESTMENTS INC n/a view
S 2001-02-16 00:00:00.0 COSTAR GROUP INC CSGP STANDISH AYER & WOOD INC 3.28% view
B 2001-02-12 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 13.0% view
B 2001-02-09 00:00:00.0 COSTAR GROUP INC CSGP KERN CAPITAL MANAGEMENT LLC 5.3% view
B 2000-09-08 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 12.1% view
S 2000-07-18 00:00:00.0 COSTAR GROUP INC CSGP SELIGMAN J & W & CO INC 4.88% view
S 2000-03-10 00:00:00.0 COSTAR GROUP INC CSGP FLORANCE ANDREW C 3.8% view
S 2000-03-10 00:00:00.0 COSTAR GROUP INC CSGP BONDERMAN DAVID 2.9% view
S 2000-02-23 00:00:00.0 COSTAR GROUP INC CSGP KLEIN MICHAEL R 11.9% view
B 2000-02-15 00:00:00.0 COSTAR GROUP INC CSGP CAPITAL GROUP INTERNATIONAL INC 8.1% view
B 2000-02-10 00:00:00.0 COSTAR GROUP INC CSGP SELIGMAN J & W & CO INC 8.5% view
B 2000-02-09 00:00:00.0 COSTAR GROUP INC CSGP STANDISH AYER & WOOD INC 5.54% view
S 1999-10-19 00:00:00.0 COSTAR GROUP INC CSGP FOUNDERS RIG LLC 0.0% view
B 1999-04-29 00:00:00.0 REALTY INFORMATION GROUP INC CSGP GRUBER & MCBAINE CAPITAL MANAGEMENT LLC 4.82% view
B 1998-07-20 00:00:00.0 REALTY INFORMATION GROUP INC CSGP FOUNDERS RIG LLC 13.9% view
B 1998-07-17 00:00:00.0 REALTY INFORMATION GROUP INC CSGP KLEIN MICHAEL R 25.6% view
B 1998-07-16 00:00:00.0 REALTY INFORMATION GROUP INC CSGP FLORANCE ANDREW C 5.9% view
B 1998-07-16 00:00:00.0 REALTY INFORMATION GROUP INC CSGP BONDERMAN DAVID 5.36% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.