There have been 50 recent insider transactions recorded for Comcast Corporation (CMCSA), including 24 buys and 22 sells. Total insider buying was valued at RSU Award and total insider selling at $44.27M.
Notable insiders with recent activity include Murdock Daniel C., Breen Edward D, Smith Gordon. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — CMCSA
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-03 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Option Exercise (Sell) |
5,268 |
- |
- |
48,290 |
| 2026-03-31 |
Breen Edward D |
Director |
RSU Award |
697 |
- |
- |
56,522 |
| 2026-03-31 |
Smith Gordon |
Director |
RSU Award |
1,176 |
- |
- |
9,045 |
| 2026-03-31 |
Honickman Jeffrey A |
Director |
RSU Award |
1,524 |
- |
- |
262,583 |
| 2026-03-31 |
Baltimore Thomas J Jr |
Director |
RSU Award |
1,176 |
- |
- |
39,043 |
| 2026-03-31 |
Brady Louise F. |
Director |
RSU Award |
1,176 |
- |
- |
32,683 |
| 2026-03-17 |
Breen Edward D |
Director |
Gift (Received) |
30,000 |
- |
- |
55,825 |
| 2026-03-17 |
Khoury Jennifer |
Chief Communications Officer |
Option Exercise (Sell) |
10,867 |
$28.38 |
$308.41K |
- |
| 2026-03-05 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
73,497 |
$28.38 |
$2.09M |
- |
| 2026-03-01 |
Roberts Brian L |
Chairman of Board & Co-CEO |
Option Exercise (Sell) |
45,578 |
- |
- |
382,860 |
| 2026-03-01 |
Cavanagh Michael J |
Co-CEO |
Tax Withholding of RSU |
34,980 |
$30.96 |
$1.08M |
38,633 |
| 2026-03-01 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Option Exercise |
4,060 |
- |
- |
53,139 |
| 2026-03-01 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
Option Exercise (Sell) |
93,142 |
- |
- |
- |
| 2026-03-01 |
Khoury Jennifer |
Chief Communications Officer |
Option Exercise (Sell) |
4,254 |
- |
- |
2,724 |
| 2026-03-01 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
93,142 |
- |
- |
- |
| 2026-02-24 |
Roberts Brian L |
Chairman of Board & Co-CEO |
RSU Award |
428,438 |
- |
- |
428,438 |
| 2026-02-24 |
Cavanagh Michael J |
Co-CEO |
RSU Award |
325,987 |
- |
- |
325,987 |
| 2026-02-24 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
RSU Award |
93,142 |
- |
- |
93,142 |
| 2026-02-24 |
Khoury Jennifer |
Chief Communications Officer |
RSU Award |
27,946 |
- |
- |
27,946 |
| 2026-02-24 |
Armstrong Jason |
CFO |
RSU Award |
93,142 |
- |
- |
93,142 |
| 2026-02-11 |
Roberts Brian L |
Chairman of Board & Co-CEO |
Option Exercise (Sell) |
984,320 |
$28.38 |
$27.94M |
- |
| 2026-02-11 |
Cavanagh Michael J |
Co-CEO |
Option Exercise (Sell) |
441,743 |
$28.38 |
$12.54M |
- |
| 2026-02-04 |
Smith Gordon |
Director |
Unknown |
- |
- |
- |
- |
| 2026-02-04 |
Smith Gordon |
Director |
RSU Award |
7,869 |
- |
- |
7,869 |
| 2026-02-03 |
Nakahara Asuka |
Director |
Informative Sell |
8,275 |
$29.70 |
$245.77K |
57,958 |
| 2026-02-02 |
Cavanagh Michael J |
Co-CEO |
Discretionary Sell |
50,320 |
- |
- |
274,635 |
| 2026-02-02 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
RSU Award |
57,452 |
- |
- |
57,452 |
| 2026-01-20 |
Breen Edward D |
Director |
RSU Award |
705 |
- |
- |
25,825 |
| 2026-01-20 |
Honickman Jeffrey A |
Director |
RSU Award |
1,542 |
- |
- |
261,059 |
| 2026-01-20 |
Baltimore Thomas J Jr |
Director |
RSU Award |
1,190 |
- |
- |
37,867 |
| 2026-01-20 |
Bell Madeline S. |
Director |
Option Exercise (Sell) |
5,096 |
- |
- |
17,084 |
| 2026-01-20 |
Brady Louise F. |
Director |
RSU Award |
1,190 |
- |
- |
31,507 |
| 2026-01-20 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Tax Withholding of RSU |
478 |
$28.38 |
$13.57K |
49,079 |
| 2026-01-20 |
Reid Thomas J. |
Chief Legal Officer, Secretary |
Discretionary Sell |
2,233 |
- |
- |
6,252 |
| 2026-01-20 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
8,150 |
- |
- |
23,044 |
| 2026-01-02 |
Cavanagh Michael J |
Co-CEO |
Discretionary Sell |
48,439 |
- |
- |
359,867 |
| 2025-11-20 |
Novak David C |
Director |
RSU Award |
9,013 |
- |
- |
390,852 |
| 2025-11-20 |
Breen Edward D |
Director |
RSU Award |
9,013 |
- |
- |
25,089 |
| 2025-11-20 |
Nakahara Asuka |
Director |
RSU Award |
9,013 |
- |
- |
63,563 |
| 2025-11-20 |
Honickman Jeffrey A |
Director |
RSU Award |
9,013 |
- |
- |
251,549 |
| 2025-11-20 |
Baltimore Thomas J Jr |
Director |
RSU Award |
9,013 |
- |
- |
34,865 |
| 2025-11-20 |
Bell Madeline S. |
Director |
RSU Award |
9,013 |
- |
- |
50,018 |
| 2025-11-20 |
Brady Louise F. |
Director |
RSU Award |
9,013 |
- |
- |
28,792 |
| 2025-11-20 |
Lucas Wonya Y |
Director |
Tax Withholding of RSU |
277 |
$26.63 |
$7.38K |
21,078 |
| 2025-06-19 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Option Exercise (Sell) |
6,824 |
- |
- |
41,878 |
| 2025-06-05 |
Armstrong Jason |
CFO |
Option Exercise (Sell) |
9,504 |
- |
- |
29,624 |
| 2025-05-22 |
Khoury Jennifer |
Chief Communications Officer |
Option Exercise (Sell) |
15,488 |
- |
- |
9,214 |
| 2025-05-14 |
Breen Edward D |
Director |
Gift (Received) |
43,850 |
- |
- |
58,710 |
| 2025-05-06 |
Cavanagh Michael J |
President |
Gift (Given) |
171,000 |
- |
- |
38,633 |
| 2025-04-01 |
Murdock Daniel C. |
EVP & Chief Accounting Officer |
Tax Withholding of RSU |
1,518 |
$36.72 |
$55.74K |
43,142 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
