Ken Griffin Costar Group, Inc. Transaction History

Citadel Advisors LLC

$509 Billion
Q1 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Costar Group, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 310,686 shares of CSGP stock, worth $23.1 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

310,686

Previous 277,800 11.84%

Holding current value

$23.1 Million

Previous $19.9 Million 23.77%

% of portfolio

0.0%

Previous 0.0%

30 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	SELL	$69.29 - $80.37 $11.4 Million - $13.2 Million	-164,734 Reduced 79.11%	43,490 $3.45 Million
Q4 2024 Feb 14, 2025	SELL	$69.7 - $81.97 $3.07 Million - $3.61 Million	-44,064 Reduced 17.47%	208,224 $14.9 Million
Q3 2024 Nov 14, 2024	SELL	$71.59 - $79.61 $15.3 Million - $17.1 Million	-214,409 Reduced 45.94%	252,288 $19 Million
Q2 2024 Aug 14, 2024	SELL	$72.73 - $95.69 $1.69 Million - $2.22 Million	-23,220 Reduced 4.74%	466,697 $34.6 Million
Q1 2024 May 15, 2024	BUY	$81.24 - $97.73 $39.3 Million - $47.3 Million	483,702 Added 7782.82%	489,917 $47.3 Million
Q4 2023 Feb 14, 2024	SELL	$70.58 - $88.25 $1.12 Million - $1.4 Million	-15,882 Reduced 71.87%	6,215 $543,000
Q3 2023 Nov 14, 2023	SELL	$76.3 - $91.8 $17.5 Million - $21 Million	-228,746 Reduced 91.19%	22,097 $1.7 Million
Q2 2023 Aug 14, 2023	BUY	$67.75 - $90.12 $16.2 Million - $21.5 Million	238,495 Added 1931.45%	250,843 $22.3 Million
Q1 2023 May 15, 2023	BUY	$65.85 - $81.05 $808,572 - $995,212	12,279 Added 17795.65%	12,348 $850,000
Q4 2022 Feb 14, 2023	SELL	$70.3 - $84.16 $195 Million - $233 Million	-2,773,232 Reduced 100.0%	69 $5,000
Q3 2022 Nov 14, 2022	SELL	$57.94 - $78.56 $7.69 Million - $10.4 Million	-132,781 Reduced 4.57%	2,773,301 $193 Million
Q2 2022 Aug 15, 2022	BUY	$54.19 - $67.64 $119 Million - $149 Million	2,200,026 Added 311.59%	2,906,082 $176 Million
Q1 2022 May 16, 2022	BUY	$53.27 - $78.84 $28.5 Million - $42.2 Million	535,718 Added 314.5%	706,056 $47 Million
Q4 2021 Feb 14, 2022	SELL	$75.23 - $99.74 $36.7 Million - $48.6 Million	-487,261 Reduced 74.1%	170,338 $13.5 Million
Q2 2021 Aug 16, 2021	BUY	$81.08 - $93.68 $51.8 Million - $59.9 Million	639,339 Added 3501.31%	657,599 $54.5 Million
Q1 2021 May 17, 2021	SELL	$75.85 - $93.98 $7.43 Million - $9.21 Million	-98,004 Reduced 84.29%	18,260 $15 Million
Q4 2020 Feb 16, 2021	BUY	$79.33 - $93.95 $1.85 Million - $2.19 Million	23,317 Added 25.09%	116,264 $107 Million
Q3 2020 Nov 16, 2020	BUY	$68.0 - $87.78 $5.38 Million - $6.95 Million	79,136 Added 572.99%	92,947 $78.9 Million
Q2 2020 Aug 14, 2020	BUY	$52.67 - $72.46 $654,266 - $900,098	12,422 Added 894.31%	13,811 $9.82 Million
Q1 2020 May 15, 2020	SELL	$52.34 - $74.01 $577,938 - $817,218	-11,042 Reduced 88.83%	1,389 $816,000
Q4 2019 Feb 14, 2020	SELL	$54.36 - $61.74 $11.9 Million - $13.5 Million	-219,418 Reduced 94.64%	12,431 $7.44 Million
Q3 2019 Nov 14, 2019	BUY	$55.94 - $63.43 $1.45 Million - $1.65 Million	25,983 Added 12.62%	231,849 $13.8 Million
Q2 2019 Aug 14, 2019	BUY	$47.44 - $56.05 $1.23 Million - $1.45 Million	25,895 Added 14.39%	205,866 $114 Million
Q1 2019 May 15, 2019	BUY	$32.73 - $47.69 $1.99 Million - $2.9 Million	60,911 Added 51.16%	179,971 $0
Q4 2018 Feb 14, 2019	SELL	$32.04 - $41.44 $3.96 Million - $5.12 Million	-123,468 Reduced 50.91%	119,060 $4.02 Million
Q3 2018 Nov 13, 2018	BUY	$40.85 - $44.67 $6.1 Million - $6.67 Million	149,415 Added 160.47%	242,528 $0
Q2 2018 Aug 10, 2018	SELL	$35.11 - $41.72 $2.32 Million - $2.76 Million	-66,170 Reduced 41.54%	93,113 $0
Q1 2018 May 11, 2018	BUY	$29.68 - $37.58 $651,624 - $825,068	21,955 Added 15.99%	159,283 $57.8 Million
Q4 2017 Feb 09, 2018	SELL	$27.16 - $31.02 $238,872 - $272,820	-8,795 Reduced 6.02%	137,328 $40.8 Million
Q3 2017 Nov 09, 2017	BUY	$26.61 - $28.7 $3.89 Million - $4.19 Million	146,123	146,123 $39.2 Million

Others Institutions Holding CSGP

# of Institutions

943

Shares Held

421M

Call Options Held

3.54M

Put Options Held

1.23M

View Full List

About COSTAR GROUP, INC.

Ticker CSGP
Exchange NASDAQ
Sector Real Estate
Industry Real Estate Services
Shares Outstandng 406,689,984
Market Cap $30.2B
Description
CoStar Group, Inc. provides information, analytics, and online marketplace services to the commercial real estate, hospitality, residential, and related professionals industries in the United States, Canada, Europe, the Asia Pacific, and Latin America. It offers CoStar Property that provides inventory of office, industrial, retail, multifamily, ...

More about CSGP

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