Costar Group Inc

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Costar Group Inc
TickerCSGP
CIK #0001057352
CUSIP22160N109
SectorTrade & Services - Services-Business Services, Nec
Address1331 L Street NW, Washington, DC 20005
Source [EDGAR]
CIK Filing 2011 - 2025
[0001057352] 10-K
[0001057352] 10-Q
[0001057352] 3
[0001057352] 4
[0001057352] 5
[0001057352] 8-K
[0001057352] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Winslow Capital Management LLC Costar Group Inc [2019-02-13] 1.3
BlackRock Inc Costar Group Inc [2019-02-08] 8.4
Price T Rowe Associates Inc /MD/ Costar Group Inc [2018-02-14] 7.9
Winslow Capital Management LLC Costar Group Inc [2018-02-14] 1.84
Janus Henderson Group PLC Costar Group Inc [2018-02-13] 8.1
Wellington Management Group LLP Costar Group Inc [2018-02-08] 7.33
Winslow Capital Management LLC Costar Group Inc [2017-02-13] 3.99
Janus Capital Management LLC Costar Group Inc [2016-02-16] 5.8
Wellington Management Group LLP Costar Group Inc [2016-02-11] 0.42
Winslow Capital Management LLC Costar Group Inc [2016-02-01] 4.25
Wells Fargo & Company/MN Costar Group Inc [2016-01-29] 5.12
Wells Fargo & Company/MN Costar Group Inc [2015-02-10] 5.15
Winslow Capital Management LLC Costar Group Inc [2015-02-05] 5.07
Winslow Capital Management LLC Costar Group Inc [2014-12-17] 4.98
Vanguard Group Inc Costar Group Inc [2013-02-12] 5.25
AllianceBernstein LP Costar Group Inc [2012-02-13] 5.7
BlackRock Inc Costar Group Inc [2012-02-09] 5.24
Form 3/4/5 Filer 2011 - 2025
Saint Frederick G
Costar Group Inc
Cann Cynthia Cammett
LOWN Christian M
Ruggles Lisa
Glaser Rachel C
Berisford John L
McCarthy Christine M
Desmarais Michael J
Simuro Frank
Boxer Gene
Florance Andrew C
Hill John W
Klein Michael R
Nassetta Christopher J
Kaplan Laura Cox
Brunner Angelique G.
Sams Louise S
Musslewhite Robert W
Wheeler Scott T
Glosserman Michael J
Linnington Matthew
Steinberg David Jay
Carchedi Francis
Haber Warren H
Yinger Scott L
Radecki Brian J
Bonderman David
Stanfill John L
Kitchen Jennifer
Marples Paul
Form 13F Holdings
Firm Period DFND Voting Shares
Vanguard Group Inc [2025-06-30] SOLE 0 66,853,369
BlackRock, Inc. [2025-06-30] SOLE 31,765,292 35,039,040
BAMCO Inc /NY/ [2025-06-30] DFND 0 19,679,935
Principal Financial Group Inc [2025-06-30] DFND 18,646,213 18,646,213
State Street Corp [2025-06-30] DFND 10,410,093 17,732,968
Capital International Investors [2025-06-30] DFND 14,813,471 14,819,416
Geode Capital Management LLC [2025-06-30] DFND 12,341,932 12,357,840
Akre Capital Management LLC [2025-06-30] SOLE 9,309,232 9,309,232
Morgan Stanley [2025-06-30] DFND 6,972,085 7,411,528
Polen Capital Management LLC [2025-06-30] SOLE 6,923,828 6,923,828
Baillie Gifford & Co [2025-06-30] DFND 6,302,267 6,512,288
Mizuho Markets Americas LLC [2025-06-30] DFND 470,930,297 5,857,342
Norges Bank [2025-06-30] SOLE 5,308,249 5,308,249
Massachusetts Financial Services Co /MA/ [2025-06-30] SOLE 5,282,946 5,282,946
Bank of America Corp /DE/ [2025-06-30] DFND 108,041 5,126,603
Macquarie Group Ltd [2025-06-30] SOLE 4,805,595 4,826,351
Bank of New York Mellon Corp [2025-06-30] DFND 3,947,161 4,799,619
UBS Group AG [2025-06-30] DFND 4,669,476 4,707,934
Invesco Ltd. [2025-06-30] DFND 0 4,438,464
Janus Henderson Group PLC [2025-06-30] DFND 0 4,035,827
Capital Research Global Investors [2025-06-30] DFND 3,919,504 3,931,402
Northern Trust Corp [2025-06-30] DFND 3,736,910 3,794,089
Vulcan Value Partners LLC [2025-06-30] SOLE 3,716,484 3,716,484
Franklin Resources Inc [2025-06-30] DFND 3,424,828 3,439,252
Tiger Global Management LLC [2025-06-30] SOLE 3,245,109 3,245,109
Viking Global Investors LP [2025-06-30] SOLE 3,218,568 3,218,568
Amundi [2025-06-30] DFND 3,198,575 3,198,575
Charles Schwab Investment Management Inc [2025-06-30] SOLE 3,092,009 3,092,123
Third Point LLC [2025-06-30] SOLE 3,085,000 3,085,000
Blair William & Co/IL [2025-06-30] SOLE 2,179,096 2,871,162
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