Ossiam’s CoStar Group CSGP Stock Holding History

Ossiam’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	$15.6M	Buy	387,458 +213,591	+123%	+$11.1M	0.27%	56
2025 Q4	$11.7M	Sell	173,867 -1,951	-1%	-$138K	0.23%	59
2025 Q3	$14.8M	Buy	175,818 +128,146	+269%	+$11.3M	0.19%	99
2025 Q2	$3.83M	Buy	47,672 +38,956	+447%	+$3.03M	0.04%	194
2025 Q1	$691K	Sell	8,716 -3,022	-26%	-$230K	0.01%	383
2024 Q4	$840K	Sell	11,738 -1,099	-9%	-$83K	0.01%	373
2024 Q3	$968K	Buy	12,837 +4,733	+58%	+$359K	0.02%	350
2024 Q2	$601K	Buy	8,104 +33	+0.4%	+$2.8K	0.01%	434
2024 Q1	$780K	Sell	8,071 -1,698	-17%	-$146K	0.01%	429
2023 Q4	$854K	Buy	9,769 +2,754	+39%	+$223K	0.01%	387
2023 Q3	$539K	Sell	7,015 -1,906	-21%	-$158K	0.01%	453
2023 Q2	$794K	Buy	8,921 +6,252	+234%	+$483K	0.01%	347
2023 Q1	$184K	Sell	2,669 -3,367	-56%	-$248K	﹤0.01%	494
2022 Q4	$466K	Sell	6,036 -6,571	-52%	-$513K	0.01%	374
2022 Q3	$878K	Buy	+12,607	New	+$875K	0.03%	282
2022 Q2	–	Sell	-1,038	Closed	-$69K	–	450
2022 Q1	$69K	Buy	+1,038	New	+$68.9K	﹤0.01%	385

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