InsiderTrades

Form 4 for CMCSA Comcast

Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001225208-26-002960 · 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
DM 2026-03-03 2026-03-01 CMCSA Armstrong Jason CFO M - OptEx $0.00 +103.5K 146.7K +239% $0
DM 2026-03-03 2026-03-01 CMCSA Armstrong Jason CFO F - Tax $30.96 -47.8K 142.0K -25% -$1.48M
DM 2026-03-03 2026-03-01 CMCSA Armstrong Jason CFO M - OptEx $0.00 -103.5K 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 M A 93,142 $0.00 136,396.58 D — — (F1) The price is $0.00.
2 Common Class A Common Stock 2026-03-01 M A 5,813 $0.00 142,209.58 D — —
3 Common Class A Common Stock 2026-03-01 F D 43,060 $30.96 98,902.58 D — —
4 Common Class A Common Stock 2026-03-01 F D 2,099 $30.96 144,650.58 D — —
5 Common Class A Common Stock 2026-03-01 F D 2,688 $30.96 141,962.58 D — —
6 Common Class A Common Stock 2026-03-01 M A 4,540 $0.00 146,749.58 D — —
7 Derivative Restricted Stock Units 2026-03-01 M D 4,540 $0.00 18,504 D $0.00 · — to — 4,540 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.
8 Derivative Restricted Stock Units 2026-03-01 M D 5,813 $0.00 12,691 D $0.00 · — to — 5,813 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.
9 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.