Comcast Corporation (CMCSA) has 20 known insider and institutional holders on record. The largest holder is NOVAK DAVID C with 390,852 shares. Other notable holders include ROBERTS BRIAN L and Honickman Jeffrey A.
Over the last 12 months, insiders have made 49 transactions in CMCSA stock — 26 buys (valued at RSU Award) and 1 sells (valued at $245.77K). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
CMCSA Insider Ownership
Top Holder
NOVAK DAVID C
390,852 shares
Buys (12 mo)
26
$0.00 value
Sells (12 mo)
1
$245.77K value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Novak David C |
Director |
390,852 |
2025-11-21 |
|
| 2 |
Roberts Brian L |
Chairman of Board & Co-CEO |
382,860 |
2026-03-03 |
|
| 3 |
Honickman Jeffrey A |
Director |
262,583 |
2026-04-02 |
|
| 4 |
Cohen David L |
Sr. EVP |
260,319 |
2020-04-16 |
|
| 5 |
Watson David N |
CEO - Comcast Cable |
175,335 |
2022-04-18 |
|
| 6 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
93,142 |
2026-02-26 |
|
| 7 |
Armstrong Jason |
CFO |
93,142 |
2026-02-26 |
|
| 8 |
Strong Dana |
CEO - Sky |
77,570 |
2022-10-12 |
|
| 9 |
Shell Jeff |
CEO - Nbcuniversal |
77,174 |
2022-12-21 |
|
| 10 |
Hassell Gerald L |
Director |
68,597 |
2024-04-02 |
|
| 11 |
Miller Adam Louis |
Chief Administrative Officer |
59,053 |
2022-03-03 |
|
| 12 |
Nakahara Asuka |
Director |
57,958 |
2026-02-04 |
|
| 13 |
Breen Edward D |
Director |
56,522 |
2026-04-02 |
|
| 14 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
48,290 |
2026-04-03 |
|
| 15 |
Baltimore Thomas J Jr |
Director |
39,043 |
2026-04-02 |
|
| 16 |
Cavanagh Michael J |
Co-CEO |
38,633 |
2026-03-03 |
|
| 17 |
Bacon Kenneth J |
Director |
32,733 |
2024-11-25 |
|
| 18 |
Brady Louise F. |
Director |
32,683 |
2026-04-02 |
|
| 19 |
Montiel Maritza Gomez |
Director |
25,255 |
2024-04-02 |
|
| 20 |
Bonovitz Sheldon M |
Director |
24,046 |
2020-05-11 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-04-03 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Option Exercise (Sell) |
5,268 |
- |
- |
| 2026-03-31 |
Brady Louise F. |
Director |
RSU Award |
1,176 |
- |
- |
| 2026-03-31 |
Baltimore Thomas J Jr |
Director |
RSU Award |
1,176 |
- |
- |
| 2026-03-31 |
Honickman Jeffrey A |
Director |
RSU Award |
1,524 |
- |
- |
| 2026-03-31 |
Smith Gordon |
Director |
RSU Award |
1,176 |
- |
- |
| 2026-03-31 |
Breen Edward D |
Director |
RSU Award |
697 |
- |
- |
| 2026-03-17 |
Khoury Jennifer |
Chief Communications Officer |
Option Exercise (Sell) |
10,867 |
$28.38 |
$308.41K |
| 2026-03-17 |
Breen Edward D |
Director |
Gift (Received) |
30,000 |
- |
- |
| 2026-03-05 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
73,497 |
$28.38 |
$2.09M |
| 2026-03-01 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
93,142 |
- |
- |
| 2026-03-01 |
Khoury Jennifer |
Chief Communications Officer |
Option Exercise (Sell) |
4,254 |
- |
- |
| 2026-03-01 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
Option Exercise (Sell) |
93,142 |
- |
- |
| 2026-03-01 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Option Exercise |
4,060 |
- |
- |
| 2026-03-01 |
Cavanagh Michael J |
Co-CEO |
Tax Withholding of RSU |
34,980 |
$30.96 |
$1.08M |
| 2026-03-01 |
Roberts Brian L |
Chairman of Board & Co-CEO |
Option Exercise (Sell) |
45,578 |
- |
- |
| 2026-02-24 |
Armstrong Jason |
CFO |
RSU Award |
93,142 |
- |
- |
| 2026-02-24 |
Khoury Jennifer |
Chief Communications Officer |
RSU Award |
27,946 |
- |
- |
| 2026-02-24 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
RSU Award |
93,142 |
- |
- |
| 2026-02-24 |
Cavanagh Michael J |
Co-CEO |
RSU Award |
325,987 |
- |
- |
| 2026-02-24 |
Roberts Brian L |
Chairman of Board & Co-CEO |
RSU Award |
428,438 |
- |
- |
| 2026-02-11 |
Cavanagh Michael J |
Co-CEO |
Option Exercise (Sell) |
441,743 |
$28.38 |
$12.54M |
| 2026-02-11 |
Roberts Brian L |
Chairman of Board & Co-CEO |
Option Exercise (Sell) |
984,320 |
$28.38 |
$27.94M |
| 2026-02-04 |
Smith Gordon |
Director |
RSU Award |
7,869 |
- |
- |
| 2026-02-04 |
Smith Gordon |
Director |
Unknown |
- |
- |
- |
| 2026-02-03 |
Nakahara Asuka |
Director |
Informative Sell |
8,275 |
$29.70 |
$245.77K |
