0001166691 2026-06-03 2026-06-03 0001166691 CMCSA:ClassCommonStock0.01ParValueMember 2026-06-03 2026-06-03 0001166691 CMCSA:Sec0.000NotesDue2026Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec0.250NotesDue2027Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec1.500NotesDue2029Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec0.250NotesDue2029Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec0.750NotesDue2032Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec3.250NotesDue2032Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec1.875NotesDue2036Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec3.550NotesDue2036Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec1.250NotesDue2040Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec5.250NotesDue2040Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec5.50NotesDue2029Member 2026-06-03 2026-06-03 0001166691 CMCSA:Sec2.0ExchangeableSubordinatedDebenturesDue2029Member 2026-06-03 2026-06-03 false 0001166691 8-K 2026-06-03 Comcast Corporation PA 001-32871 27-0000798 One Comcast Center Philadelphia PA 19103-2838 215 286-1700 false false false false Class A Common Stock, $0.01 par value CMCSA NASDAQ 0.000% Notes due 2026 CMCS26 NASDAQ 0.250% Notes due 2027 CMCS27 NASDAQ 1.500% Notes due 2029 CMCS29 NASDAQ 0.250% Notes due 2029 CMCS29A NASDAQ 0.750% Notes due 2032 CMCS32 NASDAQ 3.250% Notes due 2032 CMCS32A NASDAQ 1.875% Notes due 2036 CMCS36 NASDAQ 3.550% Notes due 2036 CMCS36A NASDAQ 1.250% Notes due 2040 CMCS40 NASDAQ 5.250% Notes due 2040 CMCS40A NASDAQ 5.50% Notes due 2029 CCGBP29 NYSE 2.0% Exchangeable Subordinated Debentures due 2029 CCZ NYSE false