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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
COMCAST CORP: CMCSA
Price: 1/17/25 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
$36.58 $47.11 $36.15 $139,975 3,817 20,831 3.4% 1.4% 87.25% 0.70%
Exch Sector Industry Sub-Industry
NasdaqGS Transportation, Communications, Electric, Gas, And Sanitary Services Communications Cable & Other Pay Television Services
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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
    
 
ARMSTRONG JASON
CFO
JS
$130,240
3,580
---
1/14/25
---
$36.38
29,484
-10.8
D
R
1/15/25 - 4:13:22 pm
2
    
 
ARMSTRONG JASON
CFO
JB
---
7,740
---
1/14/25
---
---
33,064
30.6
D
R
1/15/25 - 4:13:22 pm
3
    
 
REID THOMAS J
LO,SEC
JS
$147,547
3,943
---
1/2/25
---
$37.42
69,810
-5.3
D
R
1/6/25 - 4:17:42 pm
4
    
 
REID THOMAS J
LO,SEC
JB
---
11,700
---
1/2/25
---
---
73,753
18.9
D
R
1/6/25 - 4:17:42 pm
5
    
 
NOVAK DAVID C
DIR
JB
---
900
---
12/31/24
---
---
375,728
0.2
D
---
1/3/25 - 4:16:22 pm
6
    
 
NAKAHARA ASUKA
DIR
JB
---
900
---
12/31/24
---
---
51,255
1.8
D
---
1/3/25 - 4:16:17 pm
7
    
 
LUCAS WONYA Y
DIR
JB
---
900
---
12/31/24
---
---
12,025
8.1
D
---
1/3/25 - 4:14:01 pm
8
    
 
HONICKMAN JEFFREY A
DIR
JB
---
1,166
---
12/31/24
---
---
225,225
0.5
D
---
1/3/25 - 4:14:00 pm
9
    
 
BREEN EDWARD D
DIR
JB
---
1,066
---
12/31/24
---
---
26,404
4.2
D
---
1/3/25 - 4:12:56 pm
10
    
 
BELL MADELINE S
DIR
JB
---
900
---
12/31/24
---
---
38,647
2.4
D
---
1/3/25 - 4:12:48 pm
11
    
 
BRADY LOUISE F
DIR
JB
---
900
---
12/31/24
---
---
16,081
5.9
D
---
1/3/25 - 4:12:43 pm
12
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
900
---
12/31/24
---
---
21,913
4.3
D
---
1/3/25 - 4:11:42 pm
13
1y
34
47%
7%
1
ROBERTS BRIAN L
CB,CEO,DIR
S
$20,063,802
469,515
11/26/24
11/27/24
$42.66
$42.80
6,434,877
-6.8
D
---
11/29/24 - 1:21:10 pm
14
9m
1
100%
-10%
4
CAVANAGH MICHAEL J
PR
OS
$15,663,673
367,691
---
11/26/24
---
$42.60
167,158
-68.7
D
---
11/29/24 - 1:19:07 pm
15
1m
1
0%
-12%
4
CAVANAGH MICHAEL J
PR
OB
$11,136,217
393,228
---
11/26/24
---
$28.32
560,386
235.2
D
---
11/29/24 - 1:19:07 pm
16
9m
1
100%
-10%
4
CAVANAGH MICHAEL J
PR
OS
$1,087,667
25,537
---
11/26/24
---
$42.59
534,849
-4.6
D
---
11/29/24 - 1:19:07 pm
17
9m
1
100%
-10%
4
CAVANAGH MICHAEL J
PR
OS
$9,111,451
214,110
---
11/26/24
---
$42.55
238,540
-47.3
I
---
11/29/24 - 1:19:07 pm
18
9m
1
100%
-10%
4
CAVANAGH MICHAEL J
PR
OS
$4,577,046
107,622
---
11/26/24
---
$42.53
452,650
-19.2
I
---
11/29/24 - 1:19:07 pm
19
    
 
CAVANAGH MICHAEL J
PR
OE
$9,111,450
321,732
---
11/26/24
---
$28.32
560,272
134.9
I
---
11/29/24 - 1:19:07 pm
20
1y
19
21%
11%
3
BACON KENNETH J
DIR
S
$625,093
14,408
---
11/22/24
---
$43.39
32,733
-30.6
D
---
11/25/24 - 4:26:14 pm
21
    
 
NOVAK DAVID C
DIR
JB
---
5,234
---
11/20/24
---
---
374,828
1.4
D
---
11/22/24 - 4:15:31 pm
22
    
 
NAKAHARA ASUKA
DIR
JB
---
5,234
---
11/20/24
---
---
50,355
11.6
D
---
11/22/24 - 4:14:28 pm
23
    
 
LUCAS WONYA Y
DIR
JB
---
5,234
---
11/20/24
---
---
11,125
88.8
D
---
11/22/24 - 4:14:26 pm
24
    
 
HONICKMAN JEFFREY A
DIR
JB
---
5,234
---
11/20/24
---
---
224,059
2.4
D
---
11/22/24 - 4:14:22 pm
25
    
 
BREEN EDWARD D
DIR
JB
---
5,234
---
11/20/24
---
---
25,338
26.0
D
---
11/22/24 - 4:13:14 pm
26
    
 
BRADY LOUISE F
DIR
JB
---
5,234
---
11/20/24
---
---
15,181
52.6
D
---
11/22/24 - 4:13:12 pm
27
    
 
BELL MADELINE S
DIR
JB
---
5,234
---
11/20/24
---
---
37,747
16.1
D
---
11/22/24 - 4:12:08 pm
28
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
5,234
---
11/20/24
---
---
21,013
33.2
D
---
11/22/24 - 4:11:04 pm
29
    
 
BACON KENNETH J
DIR
JS
$3,482
81
---
11/20/24
---
$42.99
47,141
-0.2
D
---
11/22/24 - 4:10:57 pm
30
    
 
BACON KENNETH J
DIR
JB
---
5,234
---
11/20/24
---
---
47,222
12.5
D
---
11/22/24 - 4:10:57 pm
31
    
 
ARMSTRONG JASON
CFO
OS
$2,465,147
54,952
---
11/6/24
---
$44.86
25,324
-68.5
D
---
11/7/24 - 4:07:58 pm
32
    
 
ARMSTRONG JASON
CFO
OS
$1,042,545
23,248
---
11/6/24
---
$44.83
80,276
-22.5
D
---
11/7/24 - 4:07:58 pm
33
    
 
ARMSTRONG JASON
CFO
OE
$2,027,245
68,200
---
11/6/24
---
$29.73
103,524
193.1
D
---
11/7/24 - 4:07:58 pm
34
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JS
---
517,000
---
11/4/24
---
---
6,904,392
-7.0
D
---
11/5/24 - 4:14:21 pm
35
    
 
NOVAK DAVID C
DIR
JB
---
808
---
9/30/24
---
---
369,594
0.2
D
---
10/1/24 - 4:16:50 pm
36
    
 
NAKAHARA ASUKA
DIR
JB
---
808
---
9/30/24
---
---
45,121
1.8
D
---
10/1/24 - 4:15:38 pm
37
    
 
LUCAS WONYA Y
DIR
JB
---
808
---
9/30/24
---
---
5,891
15.9
D
---
10/1/24 - 4:14:33 pm
38
    
 
HONICKMAN JEFFREY A
DIR
JB
---
1,048
---
9/30/24
---
---
218,825
0.5
D
---
10/1/24 - 4:13:29 pm
39
    
 
BREEN EDWARD D
DIR
JB
---
958
---
9/30/24
---
---
20,104
5.0
D
---
10/1/24 - 4:12:26 pm
40
    
 
BRADY LOUISE F
DIR
JB
---
808
---
9/30/24
---
---
9,947
8.8
D
---
10/1/24 - 4:11:25 pm
41
    
 
BELL MADELINE S
DIR
JB
---
808
---
9/30/24
---
---
32,513
2.5
D
---
10/1/24 - 4:10:22 pm
42
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
808
---
9/30/24
---
---
15,779
5.4
D
---
10/1/24 - 4:09:20 pm
43
    
 
BREEN EDWARD D
DIR
JB
---
1,022
---
6/30/24
---
---
19,137
5.6
D
---
7/1/24 - 4:16:35 pm
44
    
 
NOVAK DAVID C
DIR
JB
---
862
---
6/30/24
---
---
372,194
0.2
D
---
7/1/24 - 4:16:32 pm
45
    
 
NAKAHARA ASUKA
DIR
JB
---
862
---
6/30/24
---
---
43,790
2.0
D
---
7/1/24 - 4:15:27 pm
46
    
 
LUCAS WONYA Y
DIR
JB
---
862
---
6/30/24
---
---
5,076
20.5
D
---
7/1/24 - 4:14:18 pm
47
    
 
HONICKMAN JEFFREY A
DIR
JB
---
1,118
---
6/30/24
---
---
215,503
0.5
D
---
7/1/24 - 4:14:16 pm
48
    
 
BRADY LOUISE F
DIR
JB
---
862
---
6/30/24
---
---
9,066
10.5
D
---
7/1/24 - 4:13:16 pm
49
    
 
BELL MADELINE S
DIR
JB
---
862
---
6/30/24
---
---
31,344
2.8
D
---
7/1/24 - 4:12:01 pm
50
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
862
---
6/30/24
---
---
14,855
6.2
D
---
7/1/24 - 4:10:58 pm
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