COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

Headlands Technologies LLC's Holding History (CIK: 0001570271)

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

Q1 2025

Shares 175 Value ($000) $14 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 5,491 Value ($000) $393 Avg Close $75.52 Range $68.26 - $82.49

Q2 2023

Shares 15,549 Value ($000) $1,384 Avg Close $77.21 Range $67.22 - $92.36

Q1 2023

Shares 1,860 Value ($000) $128 Avg Close $73.79 Range $65.12 - $81.15

Q4 2022

Shares 523 Value ($000) $0 Avg Close $78.14 Range $68.86 - $85.37

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	175	$14	$76.08	$68.41 - $83.03
Q4 2024	5,491	$393	$75.52	$68.26 - $82.49
Q2 2023	15,549	$1,384	$77.21	$67.22 - $92.36
Q1 2023	1,860	$128	$73.79	$65.12 - $81.15
Q4 2022	523	$0	$78.14	$68.86 - $85.37