COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

Vestmark Advisory Solutions, Inc.'s Holding History (CIK: 0001736982)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 9,589 Value ($000) $645 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 13,244 Value ($000) $1,117 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 13,335 Value ($000) $1,072 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 11,040 Value ($000) $875 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 7,067 Value ($000) $506 Avg Close $75.52 Range $68.26 - $82.49

Q1 2024

Shares 3,567 Value ($000) $345 Avg Close $86.08 Range $79.82 - $100.38

Q4 2023

Shares 3,884 Value ($000) $339 Avg Close $80.94 Range $67.35 - $89.11

Q3 2023

Shares 8,000 Value ($000) $615 Avg Close $82.85 Range $75.78 - $92.30

Q2 2023

Shares 27,040 Value ($000) $2,407 Avg Close $77.21 Range $67.22 - $92.36

Q1 2023

Shares 28,875 Value ($000) $1,988 Avg Close $73.79 Range $65.12 - $81.15

Q4 2022

Shares 27,910 Value ($000) $2,157 Avg Close $78.14 Range $68.86 - $85.37

Q3 2022

Shares 29,040 Value ($000) $2,023 Avg Close $69.42 Range $57.54 - $79.26

Q2 2022

Shares 29,527 Value ($000) $1,783 Avg Close $60.57 Range $53.51 - $68.39

Q1 2022

Shares 30,354 Value ($000) $2,021 Avg Close $66.39 Range $49.00 - $79.73

Q4 2021

Shares 31,640 Value ($000) $2,500 Avg Close $83.91 Range $75.09 - $101.05

Q3 2021

Shares 30,689 Value ($000) $2,641 Avg Close $86.44 Range $80.00 - $90.85

Q2 2021

Shares 28,629 Value ($000) $2,371 Avg Close $86.45 Range $80.52 - $94.35

Q1 2021

Shares 2,972 Value ($000) $2,443 Avg Close $86.33 Range $74.31 - $95.28

Q4 2020

Shares 1,883 Value ($000) $1,740 Avg Close $87.68 Range $78.10 - $95.12

Q3 2020

Shares 1,737 Value ($000) $1,474 Avg Close $79.70 Range $66.20 - $93.90

Q2 2020

Shares 1,321 Value ($000) $939 Avg Close $64.65 Range $52.02 - $74.71

Q1 2020

Shares 1,210 Value ($000) $711 Avg Close $65.18 Range $50.02 - $74.67

Q3 2019

Shares 1,261 Value ($000) $748 Avg Close $59.86 Range $55.57 - $63.94

Q2 2019

Shares 1,331 Value ($000) $737 Avg Close $51.11 Range $46.90 - $56.27

Q1 2019

Shares 1,266 Value ($000) $590 Avg Close $41.31 Range $32.51 - $48.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,589	$645	$70.84	$62.00 - $85.24
Q3 2025	13,244	$1,117	$88.37	$79.94 - $97.43
Q2 2025	13,335	$1,072	$77.90	$71.21 - $83.68
Q1 2025	11,040	$875	$76.08	$68.41 - $83.03
Q4 2024	7,067	$506	$75.52	$68.26 - $82.49
Q1 2024	3,567	$345	$86.08	$79.82 - $100.38
Q4 2023	3,884	$339	$80.94	$67.35 - $89.11
Q3 2023	8,000	$615	$82.85	$75.78 - $92.30
Q2 2023	27,040	$2,407	$77.21	$67.22 - $92.36
Q1 2023	28,875	$1,988	$73.79	$65.12 - $81.15
Q4 2022	27,910	$2,157	$78.14	$68.86 - $85.37
Q3 2022	29,040	$2,023	$69.42	$57.54 - $79.26
Q2 2022	29,527	$1,783	$60.57	$53.51 - $68.39
Q1 2022	30,354	$2,021	$66.39	$49.00 - $79.73
Q4 2021	31,640	$2,500	$83.91	$75.09 - $101.05
Q3 2021	30,689	$2,641	$86.44	$80.00 - $90.85
Q2 2021	28,629	$2,371	$86.45	$80.52 - $94.35
Q1 2021	2,972	$2,443	$86.33	$74.31 - $95.28
Q4 2020	1,883	$1,740	$87.68	$78.10 - $95.12
Q3 2020	1,737	$1,474	$79.70	$66.20 - $93.90
Q2 2020	1,321	$939	$64.65	$52.02 - $74.71
Q1 2020	1,210	$711	$65.18	$50.02 - $74.67
Q3 2019	1,261	$748	$59.86	$55.57 - $63.94
Q2 2019	1,331	$737	$51.11	$46.90 - $56.27
Q1 2019	1,266	$590	$41.31	$32.51 - $48.49