COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

THORNBURG INVESTMENT MANAGEMENT INC's Holding History (CIK: 0001145020)

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

Q4 2020

Shares 224 Value ($000) $207 Avg Close $87.68 Range $78.10 - $95.12

Q3 2020

Shares 9,966 Value ($000) $8,456 Avg Close $79.70 Range $66.20 - $93.90

Q2 2020

Shares 10,003 Value ($000) $7,109 Avg Close $64.65 Range $52.02 - $74.71

Q1 2020

Shares 4,552 Value ($000) $2,673 Avg Close $65.18 Range $50.02 - $74.67

Q1 2017

Shares 53,647 Value ($000) $11,117 Avg Close $20.32 Range $18.49 - $21.24

Q4 2016

Shares 53,652 Value ($000) $10,113 Avg Close $19.64 Range $17.92 - $22.44

Q3 2016

Shares 31,608 Value ($000) $6,844 Avg Close $21.29 Range $20.25 - $22.48

Q2 2016

Shares 41,877 Value ($000) $9,157 Avg Close $19.77 Range $17.45 - $21.88

Q1 2016

Shares 63,122 Value ($000) $11,878 Avg Close $17.71 Range $14.65 - $20.50

Q3 2013

Shares 59,450 Value ($000) $9,982 Avg Close $15.34 Range $12.98 - $17.22

Q2 2013

Shares 90,885 Value ($000) $11,731 Avg Close $11.32 Range $10.46 - $13.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	224	$207	$87.68	$78.10 - $95.12
Q3 2020	9,966	$8,456	$79.70	$66.20 - $93.90
Q2 2020	10,003	$7,109	$64.65	$52.02 - $74.71
Q1 2020	4,552	$2,673	$65.18	$50.02 - $74.67
Q1 2017	53,647	$11,117	$20.32	$18.49 - $21.24
Q4 2016	53,652	$10,113	$19.64	$17.92 - $22.44
Q3 2016	31,608	$6,844	$21.29	$20.25 - $22.48
Q2 2016	41,877	$9,157	$19.77	$17.45 - $21.88
Q1 2016	63,122	$11,878	$17.71	$14.65 - $20.50
Q3 2013	59,450	$9,982	$15.34	$12.98 - $17.22
Q2 2013	90,885	$11,731	$11.32	$10.46 - $13.07