16 insiders reported 144 Form 4 transactions for COMCAST CORP (CMCSA) over the past 18 months (most recent 2026-07-02). Recent activity: BREEN EDWARD D (Director) Buy 815 shares, Smith Gordon (Director) Buy 1,375 shares, Honickman Jeffrey A (Director) Buy 1,783 shares, Baltimore Thomas J Jr (Director) Buy 1,375 shares, Brady Louise F. (Director) Buy 1,375 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | BREEN EDWARD D | Director | Buy | 815 | $0 |
| 2026-07-02 | Smith Gordon | Director | Buy | 1,375 | $0 |
| 2026-07-02 | Honickman Jeffrey A | Director | Buy | 1,783 | $0 |
| 2026-07-02 | Baltimore Thomas J Jr | Director | Buy | 1,375 | $0 |
| 2026-07-02 | Brady Louise F. | Director | Buy | 1,375 | $0 |
| 2026-05-20 | ROBERTS BRIAN L | Chairman of Board & Co-CEO | Sell | 202,500 | $0 |
| 2026-05-12 | BREEN EDWARD D | Director | Buy | 32,440 | $0 |
| 2026-04-03 | Murdock Daniel C. | EVP & Chief Accounting Officer | Buy | 5,268 | $0 |
| 2026-04-03 | Murdock Daniel C. | EVP & Chief Accounting Officer | Sell | 2,073 | $57,899 |
| 2026-04-02 | Brady Louise F. | Director | Buy | 1,176 | $0 |
| 2026-04-02 | Honickman Jeffrey A | Director | Buy | 1,524 | $0 |
| 2026-04-02 | Smith Gordon | Director | Buy | 1,176 | $0 |
| 2026-04-02 | BREEN EDWARD D | Director | Buy | 697 | $0 |
| 2026-04-02 | Baltimore Thomas J Jr | Director | Buy | 1,176 | $0 |
| 2026-03-18 | Khoury Jennifer | Chief Communications Officer | Buy | 10,867 | $308,405 |
| 2026-03-18 | Khoury Jennifer | Chief Communications Officer | Sell | 10,514 | $316,261 |
| 2026-03-18 | BREEN EDWARD D | Director | Buy | 30,000 | $0 |
| 2026-03-06 | Armstrong Jason | CFO | Buy | 73,497 | $2.1M |
| 2026-03-06 | Armstrong Jason | CFO | Sell | 4,494 | $142,640 |
| 2026-03-06 | Armstrong Jason | CFO | Sell | 69,003 | $2.2M |
| 2026-03-03 | Reid Thomas J. | Chief Legal Officer, Secretary | Buy | 93,142 | $0 |
| 2026-03-03 | Cavanagh Michael J | Co-CEO | Buy | 34,980 | $0 |
| 2026-03-03 | Cavanagh Michael J | Co-CEO | Sell | 34,980 | $1.1M |
| 2026-03-03 | ROBERTS BRIAN L | Chairman of Board & Co-CEO | Buy | 45,578 | $0 |
| 2026-03-03 | ROBERTS BRIAN L | Chairman of Board & Co-CEO | Sell | 45,578 | $1.4M |
Source: SEC Form 4 filings · as of 2026-07-02