Our Terms of Service and Privacy Policy have changed.

By continuing to use this site, you are agreeing to the new Privacy Policy and Terms of Service.

CoStar Group Inc (NASDAQ:CSGP)

Delayed Data
As of 10:48am ET
 +2.13 / +0.76%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $488.2 thousand shares of CSGP during the quarter ended June 2017 and now own 100.07% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Internet Software/Services industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders61.73%
Other institutional38.34%
Individual stakeholders3.63%

Largest Quarterly Institutional

Latest Institutional Activity

6/30/2017HENDERSON GLOBAL INVESTORS LTD.  Bought 2.6 Million shares of CoStar Group Inc
6/30/2017SANDS CAPITAL MANAGEMENT LLC  Bought 837.7 Thousand shares of CoStar Group Inc
6/30/2017WELLINGTON MANAGEMENT CO. LLP  Bought 367.4 Thousand shares of CoStar Group Inc

Top 10 Owners of CoStar Group Inc

Total value ($)Shares
bought / sold
BAMCO, Inc.8.88%2,907,591833,373,732-91,795-3.06%
The Vanguard Group, Inc.8.04%2,633,434754,794,853+79,521+3.11%
Henderson Global Investors Ltd.7.99%2,617,006750,086,260+2,617,006--
Wellington Management Co. LLP6.80%2,226,811638,248,569+367,376+19.76%
T. Rowe Price Associates, Inc.6.45%2,112,532605,493,922+315,224+17.54%
William Blair Investment Manageme...4.43%1,451,644416,070,203-170,319-10.50%
BlackRock Fund Advisors3.77%1,234,509353,834,970+2,322+0.19%
Winslow Capital Management LLC2.80%917,312262,919,965-178,957-16.32%
Sands Capital Management LLC2.70%884,369253,477,843+837,704+1,795.14%
TimesSquare Capital Management LL...1.98%647,867185,691,640-146,288-18.42%

Top 10 Mutual Funds Holding CoStar Group Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
T Rowe Price New Horizons Fund3.43%1,124,542322,316,228+57,231+5.36%
Baron Growth Fund2.97%971,927278,573,717+3,874+0.40%
Baron Partners Fund2.84%929,970266,548,001+73,634+8.60%
Vanguard Small Cap Index Fund2.34%767,145219,879,100+6,999+0.92%
Vanguard Total Stock Market Index...2.34%765,726219,472,386+2,307+0.30%
Janus Enterprise Fund2.27%744,446213,373,113+753+0.10%
MainStay Large Cap Growth Fund1.47%480,810137,809,762-100,100-17.23%
Vanguard Small Cap Growth Index F...1.29%421,834120,906,061+5,059+1.21%
Vanguard Extended Market Index Fu...1.27%416,146119,275,767+1,885+0.46%
Janus Research Fund1.23%401,146114,976,467+269,112+203.82%