| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bell Madeline S. | Director | ONE COMCAST CENTER, PHILADELPHIA | Elizabeth Wideman, Attorney-in-fact | 21 Nov 2025 | 0001667583 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CMCSA | Class A Common Stock | Award | $0 | +9,013 | +22% | $0.000000 | 50,018 | 20 Nov 2025 | Direct | |
| holding | CMCSA | Class A Common Stock | 400 | 20 Nov 2025 | By Spouse |