CMCSA Insider Trading

Comcast Corp · full profile →Last filing Jun 30, 2026
Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$2.3M
3 insiders
Net Insider Flow
-$2.3M
open market, 180d
Reporting Insiders
3
3 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 30, 2026Baltimore Thomas J JrDirectorGrant(A)1K$0
Jun 30, 2026Breen Edward DDirectorGrant(A)815$0
Jun 30, 2026Brady Louise F.DirectorGrant(A)1K$0
Jun 30, 2026Honickman Jeffrey ADirectorGrant(A)2K$0
Jun 30, 2026Smith GordonDirectorGrant(A)1K$0
May 19, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorGift(G)203K$0
May 11, 2026Breen Edward DDirectorGift(G)32K$0
Apr 3, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)5K$0
Apr 3, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)2K$27.93$58K
Apr 3, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)5K$0
Mar 31, 2026Baltimore Thomas J JrDirectorGrant(A)1K$0
Mar 31, 2026Breen Edward DDirectorGrant(A)697$0
Mar 31, 2026Brady Louise F.DirectorGrant(A)1K$0
Mar 31, 2026Honickman Jeffrey ADirectorGrant(A)2K$0
Mar 31, 2026Smith GordonDirectorGrant(A)1K$0
Mar 17, 2026Breen Edward DDirectorGift(G)30K$0
Mar 17, 2026Khoury JenniferChief Communications OfficerOption exercise(M)11K$28.38$308K
Mar 17, 2026Khoury JenniferChief Communications OfficerTax withholding(F)11K$30.08$316K
Mar 17, 2026Khoury JenniferChief Communications OfficerOption exercise(M)11K$28.38$308K
Mar 5, 2026Armstrong JasonCFOOption exercise(M)73K$28.38$2.1M
Mar 5, 2026Armstrong JasonCFOTax withholding(F)69K$31.75$2.2M
Mar 5, 2026Armstrong JasonCFOSell(S)4K$31.74$143K
Mar 5, 2026Armstrong JasonCFOOption exercise(M)73K$28.38$2.1M
Mar 1, 2026Reid Thomas J.Chief Legal Officer, SecretaryTax withholding(F)49K$30.96$1.5M
Mar 1, 2026Reid Thomas J.Chief Legal Officer, SecretaryOption exercise(M)93K$0
Mar 1, 2026Reid Thomas J.Chief Legal Officer, SecretaryOption exercise(M)93K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)2K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)553$30.96$17K
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)771$30.96$24K
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)944$30.96$29K
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)1K$30.96$31K
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)4K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)4K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)3K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)2K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)4K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)3K$0
Mar 1, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)4K$0
Mar 1, 2026Armstrong JasonCFOOption exercise(M)93K$0
Mar 1, 2026Armstrong JasonCFOOption exercise(M)6K$0
Mar 1, 2026Armstrong JasonCFOTax withholding(F)43K$30.96$1.3M
Mar 1, 2026Armstrong JasonCFOTax withholding(F)2K$30.96$65K
Mar 1, 2026Armstrong JasonCFOTax withholding(F)3K$30.96$83K
Mar 1, 2026Armstrong JasonCFOOption exercise(M)5K$0
Mar 1, 2026Armstrong JasonCFOOption exercise(M)5K$0
Mar 1, 2026Armstrong JasonCFOOption exercise(M)6K$0
Mar 1, 2026Armstrong JasonCFOOption exercise(M)93K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerTax withholding(F)1K$30.96$39K
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)3K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)3K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerTax withholding(F)2K$30.96$61K
Mar 1, 2026Khoury JenniferChief Communications OfficerTax withholding(F)3K$30.96$89K
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)4K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)3K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)3K$0
Mar 1, 2026Khoury JenniferChief Communications OfficerOption exercise(M)4K$0
Mar 1, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)35K$0
Mar 1, 2026Cavanagh Michael JCo-CEO, DirectorTax withholding(F)35K$30.96$1.1M
Mar 1, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)35K$0
Mar 1, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorOption exercise(M)46K$0
Mar 1, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorTax withholding(F)46K$30.96$1.4M
Mar 1, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorOption exercise(M)46K$0
Feb 24, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorGrant(A)428K$0
Feb 24, 2026Cavanagh Michael JCo-CEO, DirectorGrant(A)326K$0
Feb 24, 2026Armstrong JasonCFOGrant(A)93K$0
Feb 24, 2026Reid Thomas J.Chief Legal Officer, SecretaryGrant(A)93K$0
Feb 24, 2026Khoury JenniferChief Communications OfficerGrant(A)28K$0
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorSell(S)58K$32.66$1.9M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorTax withholding(F)384K$32.67$12.5M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)442K$28.38$12.5M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)294K$28.38$8.4M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorTax withholding(F)294K$32.66$9.6M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)294K$28.38$8.4M
Feb 11, 2026Cavanagh Michael JCo-CEO, DirectorOption exercise(M)442K$28.38$12.5M
Feb 11, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorOption exercise(M)984K$28.38$27.9M
Feb 11, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorTax withholding(F)908K$32.70$29.7M
Feb 11, 2026Roberts Brian LChairman of Board & Co-CEO, DirectorOption exercise(M)984K$28.38$27.9M
Feb 4, 2026Smith GordonDirectorGrant(A)8K$0
Feb 3, 2026Nakahara AsukaDirectorSell(S)8K$29.70$246K
Feb 2, 2026Cavanagh Michael JCo-CEO, DirectorDiscretionary(I)50K$29.59$1.5M
Feb 2, 2026Murdock Daniel C.EVP & Chief Accounting OfficerGrant(A)57K$0
Jan 20, 2026Reid Thomas J.Chief Legal Officer, SecretaryTax withholding(F)5K$28.05$131K
Jan 20, 2026Reid Thomas J.Chief Legal Officer, SecretaryOption exercise(M)12K$0
Jan 20, 2026Reid Thomas J.Chief Legal Officer, SecretaryOption exercise(M)12K$0
Jan 20, 2026Reid Thomas J.Chief Legal Officer, SecretaryDiscretionary(I)2K$28.16$63K
Jan 20, 2026Bell Madeline S.DirectorOption exercise(M)5K$0
Jan 20, 2026Bell Madeline S.DirectorOption exercise(M)5K$0
Jan 20, 2026Armstrong JasonCFOOption exercise(M)8K$0
Jan 20, 2026Armstrong JasonCFOTax withholding(F)4K$28.42$112K
Jan 20, 2026Armstrong JasonCFOOption exercise(M)8K$0
Jan 20, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)2K$0
Jan 20, 2026Murdock Daniel C.EVP & Chief Accounting OfficerTax withholding(F)478$28.38$14K
Jan 20, 2026Murdock Daniel C.EVP & Chief Accounting OfficerOption exercise(M)2K$0
Jan 20, 2026Baltimore Thomas J JrDirectorGrant(A)1K$0
Jan 20, 2026Brady Louise F.DirectorGrant(A)1K$0
Jan 20, 2026Breen Edward DDirectorGrant(A)705$0
Jan 20, 2026Honickman Jeffrey ADirectorGrant(A)2K$0
Jan 2, 2026Cavanagh Michael JCo-CEO, DirectorDiscretionary(I)48K$29.54$1.4M
Nov 20, 2025Bacon Kenneth JDirectorGrant(A)9K$0
Nov 20, 2025Baltimore Thomas J JrDirectorGrant(A)9K$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).