Costar Group, Inc.

Select Equity Group, L.P. CSGP

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/15/2026

Shares

767

Value ($000)

31

Weight

0.0%

2019 Q4 - 2026 Q1 (18 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	5/15/2026	31	0.0%	767	3/31/2026
2024 Q4	2/14/2025	14,887	0.1%	207,951	12/31/2024
2024 Q2	8/14/2024	60,761	0.2%	819,550	6/30/2024
2023 Q3	11/14/2023	1,623	0.0%	21,105	9/30/2023
2023 Q2	8/14/2023	29,379	0.1%	330,100	6/30/2023
2023 Q1	5/15/2023	38,923	0.1%	565,328	3/31/2023
2022 Q4	2/14/2023	13,852	0.1%	179,250	12/31/2022
2022 Q3	11/14/2022	20,570	0.1%	295,331	9/30/2022
2022 Q2	8/15/2022	27,447	0.1%	454,338	6/30/2022
2022 Q1	5/16/2022	423,814	1.4%	6,362,625	3/31/2022
2021 Q4	2/14/2022	165,234	0.5%	2,090,776	12/31/2021
2021 Q3	11/15/2021	131,939	0.4%	1,533,104	9/30/2021
2021 Q2	8/16/2021	9,173	0.0%	110,762	6/30/2021
2020 Q4	2/16/2021	115,935	0.5%	125,433	12/31/2020
2020 Q3	11/16/2020	199,122	1.0%	234,672	9/30/2020
2020 Q2	8/14/2020	291,434	1.7%	410,084	6/30/2020
2020 Q1	5/15/2020	360,010	2.5%	613,085	3/31/2020
2019 Q4	2/14/2020	449,499	2.8%	751,293	12/31/2019