InsiderTrades

Form 4 for CMCSA Comcast

Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001225208-26-002955 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-03 2026-03-01 CMCSA Reid Thomas J. CLO, Sec F - Tax $30.96 -48.7K 174.8K -22% -$1.51M
D 2026-03-03 2026-03-01 CMCSA Reid Thomas J. CLO, Sec M - OptEx $0.00 +93.1K 223.5K +71% $0
D 2026-03-03 2026-03-01 CMCSA Reid Thomas J. CLO, Sec M - OptEx $0.00 -93.1K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-03-01 F D 48,665 $30.96 174,809.38 D — —
2 Common Class A Common Stock 2026-03-01 M A 93,142 $0.00 223,474.38 D — — (F1) The price is $0.00.
3 Derivative Restricted Stock Units 2026-03-01 M D 93,142 $0.00 0 D — · — to — 93,142 Class A Common Stock (F2) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. (F3) These restricted stock units vest on the transaction date.