Market Cap

$13.74B

Current · Retrieved: Oct 24, 2026 · USD

CSGP Market Cap

Current$13.74BretrievedOct 24, 2026

CSGP Market Cap ($395.07M → $13.74B · CAGR +13.4%)

Latest values, visible window

High-resolution chart · PNG

CSGP market cap history

Daily history. Dates identify market observations.

CoStar Group Market Cap — Daily history
Date	Market Cap
Aug 26, 2005	1,843,650,900
Aug 19, 2005	1,859,858,820
Aug 12, 2005	1,908,482,580
Aug 5, 2005	1,953,054,360
Jul 29, 2005	1,924,690,500
Jul 22, 2005	1,928,742,480
Jul 15, 2005	1,876,066,740
Jul 8, 2005	1,863,910,800
Jul 1, 2005	1,819,339,020
Jun 24, 2005	1,730,195,460
Jun 17, 2005	1,819,339,020
Jun 10, 2005	1,701,831,600
Jun 3, 2005	1,685,623,680
May 27, 2005	1,632,947,940
May 20, 2005	1,624,843,980
May 13, 2005	1,568,116,260
May 6, 2005	1,543,804,380
Apr 29, 2005	1,604,584,080
Apr 22, 2005	1,535,700,420
Apr 15, 2005	1,373,621,220
Apr 8, 2005	1,470,868,740
Apr 1, 2005	1,466,816,760
Mar 24, 2005	1,515,440,520
Mar 18, 2005	1,539,752,400
Mar 11, 2005	1,503,284,580
Mar 4, 2005	1,588,376,160
Feb 25, 2005	1,519,492,500
Feb 18, 2005	1,547,856,360
Feb 11, 2005	1,718,039,520
Feb 4, 2005	1,669,415,760
Jan 28, 2005	1,742,351,400
Jan 21, 2005	1,778,819,220
Jan 14, 2005	1,766,663,280
Jan 7, 2005	1,713,987,540
Dec 31, 2004	1,872,014,760
Dec 23, 2004	1,726,143,480
Dec 17, 2004	1,709,935,560
Dec 10, 2004	1,722,091,500
Dec 3, 2004	1,795,027,140
Nov 26, 2004	1,774,767,240
Nov 19, 2004	1,713,987,540
Nov 12, 2004	1,746,403,380
Nov 5, 2004	1,685,623,680
Oct 29, 2004	1,636,999,920
Oct 22, 2004	1,766,663,280
Oct 15, 2004	1,843,650,900
Oct 8, 2004	1,900,378,620
Oct 1, 2004	1,957,106,340
Sep 24, 2004	1,896,326,640
Sep 17, 2004	1,924,690,500
Sep 10, 2004	1,855,806,840
Sep 3, 2004	1,762,611,300
Aug 27, 2004	1,709,935,560
Aug 20, 2004	1,726,143,480
Aug 13, 2004	1,620,792,000
Aug 6, 2004	1,543,804,380
Jul 30, 2004	1,722,091,500
Jul 23, 2004	1,754,507,340
Jul 16, 2004	1,608,636,060
Jul 9, 2004	1,778,819,220
Jul 2, 2004	1,859,858,820
Jun 25, 2004	1,839,598,920
Jun 18, 2004	1,661,311,800
Jun 10, 2004	1,657,259,820
Jun 4, 2004	1,673,467,740
May 28, 2004	1,677,519,720
May 21, 2004	1,632,947,940
May 14, 2004	1,535,700,420
May 7, 2004	1,519,492,500
Apr 30, 2004	1,596,480,120
Apr 23, 2004	1,604,584,080
Apr 16, 2004	1,580,272,200
Apr 8, 2004	1,572,168,240
Apr 2, 2004	1,580,272,200
Mar 26, 2004	1,458,712,800
Mar 19, 2004	1,483,024,680
Mar 12, 2004	1,600,532,100
Mar 5, 2004	1,543,804,380
Feb 27, 2004	1,580,272,200
Feb 20, 2004	1,560,012,300
Feb 13, 2004	1,568,116,260
Feb 6, 2004	1,612,688,040
Jan 30, 2004	1,673,467,740
Jan 23, 2004	1,661,311,800
Jan 16, 2004	1,673,467,740
Jan 9, 2004	1,661,311,800
Jan 2, 2004	1,709,935,560
Dec 26, 2003	1,632,947,940
Dec 19, 2003	1,564,064,280
Dec 12, 2003	1,616,740,020
Dec 5, 2003	1,620,792,000
Nov 28, 2003	1,701,831,600
Nov 21, 2003	1,701,831,600
Nov 14, 2003	1,738,299,420
Nov 7, 2003	1,705,883,580
Oct 31, 2003	1,523,544,480
Oct 24, 2003	1,300,685,580
Oct 17, 2003	1,288,529,640
Oct 10, 2003	1,183,178,160
Oct 3, 2003	1,114,294,500