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Transaction Types Key To InsiderInsights' Infobase
 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
COSTAR GROUP INC: CSGP
Price: 3/13/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$43.63 $97.43 $42.94 $18,491 420 6,562 0.0% 7.4% 104.99% 1.16%
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
KLEIN MICHAEL R
DIR
JB
---
3,781
---
7/17/24
---
---
1,991,006
0.2
D
---
8/5/24 - 4:14:12 pm
2
    
 
BRUNNER ANGELIQUE G
DIR
JB
---
3,491
---
7/17/24
---
---
7,023
98.8
D
---
8/5/24 - 4:14:01 pm
3
    
 
SAMS LOUISE S
DIR
JB
---
3,491
---
7/17/24
---
---
16,118
27.6
D
---
8/5/24 - 4:13:51 pm
4
    
 
MUSSLEWHITE ROBERT W
DIR
JB
---
3,293
---
7/17/24
---
---
15,156
27.8
D
---
8/5/24 - 4:13:41 pm
5
    
 
KAPLAN LAURA COX
DIR
JB
---
3,452
---
7/17/24
---
---
17,835
24.0
D
---
8/5/24 - 4:13:30 pm
6
    
 
HILL JOHN W
DIR
JB
---
3,689
---
7/17/24
---
---
20,234
22.3
D
---
8/5/24 - 4:13:19 pm
7
    
 
NASSETTA CHRISTOPHER J
DIR
JB
---
3,781
---
7/17/24
---
---
231,396
1.7
D
---
8/5/24 - 4:12:58 pm
8
    
 
CANN CYNTHIA CAMMETT
CAO
3
---
---
---
7/8/24
---
---
19,442
---
D
---
7/18/24 - 4:07:09 pm
9
    
 
LOWN CHRISTIAN M
CFO
JB
---
33,839
---
7/1/24
---
---
33,839
New
D
---
7/3/24 - 4:12:12 pm
10
    
 
LOWN CHRISTIAN M
CFO
3
---
---
---
7/1/24
---
---
---
---
D
---
7/3/24 - 4:10:37 pm
11
    
 
RUGGLES LISA
VP,OO
JS
$860
11
---
6/1/24
---
$78.17
172,605
-0.0
D
---
6/4/24 - 4:11:59 pm
12
1y
3
100%
-11%
2
SAINT FREDERICK G
PR
S
$221,075
2,500
---
5/16/24
---
$88.43
282,856
-0.9
D
---
5/17/24 - 4:08:29 pm
13
1y
5
40%
10%
1
RUGGLES LISA
VP,OO
S
$1,823,000
20,000
---
5/9/24
---
$91.15
172,616
-10.4
D
---
5/10/24 - 4:11:58 pm
14
    
 
NASSETTA CHRISTOPHER J
DIR
JS
---
46,000
---
5/7/24
---
---
227,615
-16.8
D
---
5/9/24 - 4:16:00 pm
15
    
 
NASSETTA CHRISTOPHER J
DIR
JB
---
46,000
---
5/7/24
---
---
46,000
New
I
---
5/9/24 - 4:16:00 pm
16
    
 
DESMARAIS MICHAEL J
HR
S
$352,146
3,800
---
4/26/24
---
$92.67
64,087
-5.6
D
---
4/30/24 - 4:13:49 pm
17
1y
11
45%
12%
1
WHEELER SCOTT T
CFO
OS
$11,366,581
122,736
---
4/26/24
---
$92.61
303,417
-28.8
D
---
4/30/24 - 4:13:35 pm
18
    
 
WHEELER SCOTT T
CFO
OE
$7,121,813
122,736
---
4/26/24
$39.82
$76.78
426,153
40.5
D
---
4/30/24 - 4:13:35 pm
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