Market Cap

$13.74B

Current · Retrieved: Oct 25, 2026 · USD

CSGP Market Cap

Current$13.74BretrievedOct 25, 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
Oct 26, 2001	810,396,000
Oct 19, 2001	854,967,780
Oct 12, 2001	834,707,880
Oct 5, 2001	745,564,320
Sep 28, 2001	729,356,400
Sep 21, 2001	725,304,420
Sep 10, 2001	777,980,160
Sep 7, 2001	818,499,960
Aug 31, 2001	1,012,995,000
Aug 24, 2001	1,037,306,880
Aug 17, 2001	1,012,995,000
Aug 10, 2001	1,004,891,040
Aug 3, 2001	1,094,034,600
Jul 27, 2001	1,049,462,820
Jul 20, 2001	1,045,410,840
Jul 13, 2001	996,787,080
Jul 6, 2001	1,073,774,700
Jun 29, 2001	1,065,670,740
Jun 22, 2001	1,017,046,980
Jun 15, 2001	1,045,410,840
Jun 8, 2001	1,025,150,940
Jun 1, 2001	1,017,046,980
May 25, 2001	1,057,566,780
May 18, 2001	1,110,242,520
May 11, 2001	960,319,260
May 4, 2001	1,008,943,020
Apr 27, 2001	907,643,520
Apr 20, 2001	782,032,140
Apr 12, 2001	769,876,200
Apr 6, 2001	688,836,600
Mar 30, 2001	773,928,180
Mar 23, 2001	611,848,980
Mar 16, 2001	644,264,820
Mar 9, 2001	684,784,620
Mar 2, 2001	688,836,600
Feb 23, 2001	737,460,360
Feb 16, 2001	749,616,300
Feb 9, 2001	1,008,943,020
Feb 2, 2001	1,179,126,180
Jan 26, 2001	1,130,502,420
Jan 19, 2001	1,094,034,600
Jan 12, 2001	1,126,450,440
Jan 5, 2001	988,683,120
Dec 29, 2000	956,267,280
Dec 22, 2000	814,447,980
Dec 15, 2000	850,915,800
Dec 8, 2000	871,175,700
Dec 1, 2000	936,007,380
Nov 24, 2000	1,065,670,740
Nov 17, 2000	1,098,086,580
Nov 10, 2000	1,065,670,740
Nov 3, 2000	1,252,061,820
Oct 27, 2000	1,288,529,640
Oct 20, 2000	1,320,945,480
Oct 13, 2000	1,308,789,540
Oct 6, 2000	1,442,504,880
Sep 29, 2000	1,499,232,600
Sep 22, 2000	1,256,113,800
Sep 15, 2000	1,215,594,000
Sep 8, 2000	1,195,334,100
Sep 1, 2000	1,089,982,620
Aug 25, 2000	1,102,138,560
Aug 18, 2000	1,219,645,980
Aug 11, 2000	1,106,190,540
Aug 4, 2000	1,175,074,200
Jul 28, 2000	1,515,440,520
Jul 21, 2000	1,410,089,040
Jul 14, 2000	1,361,465,280
Jul 7, 2000	1,069,722,720
Jun 30, 2000	1,017,046,980
Jun 23, 2000	984,631,140
Jun 16, 2000	1,065,670,740
Jun 9, 2000	1,049,462,820
Jun 2, 2000	915,747,480
May 26, 2000	850,915,800
May 19, 2000	996,787,080
May 12, 2000	879,279,660
May 5, 2000	988,683,120
Apr 28, 2000	972,475,200
Apr 20, 2000	1,118,346,480
Apr 14, 2000	1,110,242,520
Apr 7, 2000	1,564,064,280
Mar 31, 2000	1,495,180,620
Mar 24, 2000	1,863,910,800
Mar 17, 2000	2,025,990,000
Mar 10, 2000	1,944,950,400
Mar 3, 2000	1,624,843,980
Feb 25, 2000	1,422,244,980
Feb 18, 2000	1,248,009,840
Feb 11, 2000	1,470,868,740
Feb 4, 2000	1,414,141,020
Jan 28, 2000	1,422,244,980
Jan 21, 2000	1,564,064,280
Jan 14, 2000	1,539,752,400
Jan 7, 2000	1,235,853,900
Dec 31, 1999	1,454,660,820
Dec 23, 1999	1,219,645,980
Dec 17, 1999	1,138,606,380
Dec 10, 1999	887,383,620
Dec 3, 1999	927,903,420