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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: 2/27/26 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
$30.96 $35.60 $24.13 $112,815 3,588 36,641 4.3% 2.4% 88.65% 1.31%
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
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JS
$1,411,095
45,578
---
3/1/26
---
$30.96
5,893,393
-0.8
D
R
3/3/26 - 4:17:16 pm
2
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JB
---
45,578
---
3/1/26
---
---
5,938,971
0.8
D
R
3/3/26 - 4:17:16 pm
3
    
 
CAVANAGH MICHAEL J
CEO,DIR
JS
$1,082,981
34,980
---
3/1/26
---
$30.96
38,633
-47.5
D
R
3/3/26 - 4:17:05 pm
4
    
 
CAVANAGH MICHAEL J
CEO,DIR
JB
---
34,980
---
3/1/26
---
---
73,613
90.5
D
R
3/3/26 - 4:17:05 pm
5
    
 
KHOURY JENNIFER
O
JS
$188,856
6,100
---
3/1/26
---
$30.96
60,185
-9.2
D
R
3/3/26 - 4:15:02 pm
6
    
 
KHOURY JENNIFER
O
JB
---
9,851
---
3/1/26
---
---
66,285
17.5
D
R
3/3/26 - 4:15:02 pm
7
    
 
ARMSTRONG JASON
CFO
JS
$1,481,343
47,847
---
3/1/26
---
$30.96
98,903
-32.6
D
R
3/3/26 - 4:14:01 pm
8
    
 
ARMSTRONG JASON
CFO
JB
---
103,495
---
3/1/26
---
---
146,750
239.3
D
R
3/3/26 - 4:14:01 pm
9
    
 
MURDOCK DANIEL C
VP,CAO
JS
$101,549
3,280
---
3/1/26
---
$30.96
59,167
-5.3
D
R
3/3/26 - 4:13:59 pm
10
    
 
MURDOCK DANIEL C
VP,CAO
JB
---
13,368
---
3/1/26
---
---
62,447
27.2
D
R
3/3/26 - 4:13:59 pm
11
    
 
REID THOMAS J
LO,SEC
JS
$1,506,668
48,665
---
3/1/26
---
$30.96
174,809
-21.8
D
R
3/3/26 - 4:11:54 pm
12
    
 
REID THOMAS J
LO,SEC
JB
---
93,142
---
3/1/26
---
---
223,474
71.5
D
R
3/3/26 - 4:11:54 pm
13
1y
37
51%
4%
1
ROBERTS BRIAN L
CB,CEO,DIR
OS
$29,675,714
907,653
---
2/11/26
---
$32.70
5,893,393
-13.3
D
---
2/13/26 - 4:43:41 pm
14
    
 
ROBERTS BRIAN L
CB,CEO,DIR
OE
$27,935,002
984,320
---
2/11/26
---
$28.38
6,801,046
16.9
D
---
2/13/26 - 4:43:41 pm
15
1y
5
100%
-36%
4
CAVANAGH MICHAEL J
CEO,DIR
OS
$9,618,207
294,495
---
2/11/26
---
$32.66
38,633
-88.4
D
---
2/13/26 - 4:43:39 pm
16
1y
1
0%
-38%
4
CAVANAGH MICHAEL J
CEO,DIR
OB
$8,357,768
294,495
---
2/11/26
---
$28.38
333,128
762.3
D
---
2/13/26 - 4:43:39 pm
17
1y
5
100%
-36%
4
CAVANAGH MICHAEL J
CEO,DIR
OS
$1,892,549
57,947
---
2/11/26
---
$32.66
622,336
-8.5
I
---
2/13/26 - 4:43:39 pm
18
1y
5
100%
-36%
4
CAVANAGH MICHAEL J
CEO,DIR
OS
$12,536,696
383,796
---
2/11/26
---
$32.66
238,540
-61.7
I
---
2/13/26 - 4:43:39 pm
19
    
 
CAVANAGH MICHAEL J
CEO,DIR
OE
$12,536,666
441,743
---
2/11/26
---
$28.38
680,283
185.2
I
---
2/13/26 - 4:43:39 pm
20
    
 
SMITH GORDON
DIR
JB
---
7,869
---
2/4/26
---
---
7,869
New
D
---
2/5/26 - 4:23:09 pm
21
    
 
SMITH GORDON
DIR
3
---
---
---
2/4/26
---
---
---
---
---
---
2/5/26 - 4:06:17 pm
22
1m
1
0%
2%
3
NAKAHARA ASUKA
DIR
S
$245,768
8,275
---
2/3/26
---
$29.70
57,958
-12.5
D
---
2/4/26 - 4:13:20 pm
23
    
 
HONICKMAN JEFFREY A
DIR
JB
---
1,542
---
1/20/26
---
---
261,059
0.6
D
---
1/22/26 - 7:56:52 pm
24
    
 
BREEN EDWARD D
DIR
JB
---
705
---
1/20/26
---
---
25,825
2.8
D
---
1/22/26 - 7:56:51 pm
25
    
 
BRADY LOUISE F
DIR
JB
---
1,190
---
1/20/26
---
---
31,507
3.9
D
---
1/22/26 - 7:55:49 pm
26
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
1,190
---
1/20/26
---
---
37,867
3.2
D
---
1/22/26 - 7:54:48 pm
27
    
 
MURDOCK DANIEL C
VP,CAO
JS
$13,566
478
---
1/20/26
---
$28.38
49,079
-1.0
D
R
1/22/26 - 7:54:47 pm
28
    
 
MURDOCK DANIEL C
VP,CAO
JB
---
1,609
---
1/20/26
---
---
49,557
3.4
D
R
1/22/26 - 7:54:47 pm
29
    
 
ARMSTRONG JASON
CFO
JS
$112,259
3,950
---
1/20/26
---
$28.42
43,255
-8.4
D
R
1/22/26 - 7:52:46 pm
30
    
 
ARMSTRONG JASON
CFO
JB
---
8,150
---
1/20/26
---
---
47,205
20.9
D
R
1/22/26 - 7:52:46 pm
31
    
 
BELL MADELINE S
DIR
JB
---
5,096
---
1/20/26
---
---
56,860
9.8
D
---
1/22/26 - 7:52:45 pm
32
    
 
REID THOMAS J
LO,SEC
JS
$131,162
4,676
---
1/20/26
---
$28.05
130,332
-3.5
D
R
1/22/26 - 7:51:44 pm
33
    
 
REID THOMAS J
LO,SEC
JB
---
12,319
---
1/20/26
---
---
135,008
10.0
D
R
1/22/26 - 7:51:44 pm
34
    
 
NOVAK DAVID C
DIR
JB
---
9,013
---
11/20/25
---
---
390,852
2.4
D
---
11/21/25 - 4:15:13 pm
35
    
 
NAKAHARA ASUKA
DIR
JB
---
9,013
---
11/20/25
---
---
63,563
16.5
D
---
11/21/25 - 4:14:13 pm
36
    
 
LUCAS WONYA Y
DIR
JS
$7,377
277
---
11/20/25
---
$26.63
21,078
-1.3
D
---
11/21/25 - 4:12:10 pm
37
    
 
LUCAS WONYA Y
DIR
JB
---
9,013
---
11/20/25
---
---
21,355
73.0
D
---
11/21/25 - 4:12:10 pm
38
    
 
HONICKMAN JEFFREY A
DIR
JB
---
9,013
---
11/20/25
---
---
251,549
3.7
D
---
11/21/25 - 4:12:08 pm
39
    
 
BREEN EDWARD D
DIR
JB
---
9,013
---
11/20/25
---
---
25,089
56.1
D
---
11/21/25 - 4:11:08 pm
40
    
 
BRADY LOUISE F
DIR
JB
---
9,013
---
11/20/25
---
---
28,792
45.6
D
---
11/21/25 - 4:11:06 pm
41
    
 
BELL MADELINE S
DIR
JB
---
9,013
---
11/20/25
---
---
50,018
22.0
D
---
11/21/25 - 4:10:08 pm
42
    
 
BALTIMORE THOMAS J JR
DIR
JB
---
9,013
---
11/20/25
---
---
34,865
34.9
D
---
11/21/25 - 4:10:06 pm
43
    
 
BACON KENNETH J
DIR
JB
---
9,013
---
11/20/25
---
---
41,746
27.5
D
---
11/21/25 - 4:10:05 pm
44
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JS
---
1,401,126
11/3/25
11/4/25
---
---
15,772,421
-8.2
I
---
11/5/25 - 4:15:09 pm
45
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JS
---
707,273
---
11/4/25
---
---
5,816,726
-10.8
D
---
11/5/25 - 4:15:09 pm
46
    
 
ROBERTS BRIAN L
CB,CEO,DIR
JB
---
405,968
---
11/4/25
---
---
17,077,152
2.4
I
---
11/5/25 - 4:15:09 pm
47
    
 
HONICKMAN JEFFREY A
DIR
JB
---
1,393
---
9/30/25
---
---
239,134
0.6
D
---
10/2/25 - 4:34:16 pm
48
    
 
NOVAK DAVID C
DIR
JB
---
1,075
---
9/30/25
---
---
381,018
0.3
D
---
10/2/25 - 4:14:40 pm
49
    
 
BREEN EDWARD D
DIR
JB
---
637
---
9/30/25
---
---
16,069
4.1
D
---
10/2/25 - 4:12:34 pm
50
    
 
BRADY LOUISE F
DIR
JB
---
1,075
---
9/30/25
---
---
19,559
5.8
D
---
10/2/25 - 4:12:33 pm
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