Adage Capital Partners

Adage Capital Partners’s CoStar Group CSGP Stock Holding History

Adage Capital Partners’s Portfolio CSGP Stock Details CSGP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$15.3M	Sell	378,100 -4,500	-1%	-$234K	0.02%	574
2025 Q4	$25.7M	Sell	382,600 -3,100	-0.8%	-$220K	0.04%	411
2025 Q3	$32.5M	Sell	385,700 -700	-0.2%	-$61.9K	0.05%	340
2025 Q2	$31.1M	Buy	386,400 +1,800	+0.5%	+$140K	0.05%	339
2025 Q1	$30.5M	Buy	384,600 +133,052	+53%	+$10.1M	0.06%	322
2024 Q4	$18M	Sell	251,548 -604	-0.2%	-$45.6K	0.03%	467
2024 Q3	$19M	Sell	252,152 -26,548	-10%	-$2.01M	0.03%	463
2024 Q2	$20.7M	Sell	278,700 -121,800	-30%	-$10.3M	0.04%	426
2024 Q1	$38.7M	Buy	400,500 +53,800	+16%	+$4.63M	0.07%	289
2023 Q4	$30.3M	Sell	346,700 -284,300	-45%	-$23M	0.06%	314
2023 Q3	$48.5M	Buy	631,000 +214,000	+51%	+$17.7M	0.11%	203
2023 Q2	$37.1M	Buy	417,000 +9,800	+2%	+$757K	0.08%	254
2023 Q1	$28M	Sell	407,200 -6,500	-2%	-$480K	0.06%	332
2022 Q4	$32M	Buy	413,700 +10,300	+3%	+$805K	0.08%	303
2022 Q3	$28.1M	Buy	+403,400	New	+$28M	0.07%	313

Other funds holding CSGP

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Principal Financial Group

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Capital International Investors

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Baillie Gifford & Co

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

Polen Capital Management

Polen Capital Management Boca Raton, Florida $14.5B AUM 5.7% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return