InsiderFlow

CMCSA

Communication Services

Comcast Corporation

$30.14-0.01 (-0.05%)

Prev Close

$30.16

Open

$30.33

High

$30.55

Low

$30.11

Volume

12.87M

Market Cap

$109.90B

P/E

5.60

Div Yield

0.04%

Over the past 12 months, insider activity at Comcast Corporation (CMCSA) has been exclusively selling, with 0 insider purchases totaling $0.00 and 11 insider sales totaling $3.32M. The most recent insider transaction was by Armstrong Jason (officer: CFO), who sold $142.6K worth of shares on Mar 6, 2026. Comcast Corporation operates in the Communication Services sector, within the Telecommunications Services industry, with a market cap of $109.90B.

Buys (12M)

0

$0.00

Sells (12M)

11

$3.32M

Net Activity

Net Seller

$3.32M

Active Insiders

7

last 12 mo

CMCSA Price Chart

CMCSA Insider Trading Activity

DateInsiderRoleTypeSharesAvg PriceValueShares After
Mar 6, 2026↗Armstrong Jasonofficer: CFOSell4,494$31.73$142.6K167,906
Feb 13, 2026↗Cavanagh Michael Jdirector, officer: Co-CEOSell57,947$32.66$1.89M622,336
Feb 4, 2026↗NAKAHARA ASUKADirectorSell16,550$29.70$491.5K57,957.7
Jan 22, 2026↗Armstrong JasonCFOSell3,950$28.42$112.3K0
Jan 22, 2026↗Murdock Daniel C.EVP & Chief Accounting OfficerSell478$28.38$13.6K0
Jan 22, 2026↗Reid Thomas J.Chief Legal Officer, SecretarySell4,676$28.05$131.2K0
Nov 21, 2025↗Lucas Wonya YDirectorSell277$26.63$7.4K0
Jun 20, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell2,686$34.26$92.0K0
Jun 6, 2025↗Armstrong JasonCFOSell4,032$34.22$138.0K0
May 23, 2025↗Khoury JenniferChief Communications OfficerSell7,162$34.59$247.7K0
Apr 2, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell1,518$36.72$55.7K0
Mar 7, 2025↗ROBERTS BRIAN LChairman of Board & CEOSell818,478$35.76$29.26M0
Mar 4, 2025↗Armstrong JasonCFOSell2,952$35.88$105.9K0
Mar 4, 2025↗Cavanagh Michael JPresidentSell71,833$35.88$2.58M0
Mar 4, 2025↗Khoury JenniferChief Communications OfficerSell2,895$35.88$103.9K0
Mar 4, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell2,698$35.88$96.8K0
Mar 4, 2025↗Reid Thomas J.Chief Legal Officer, SecretarySell60,759$35.88$2.18M0
Mar 4, 2025↗ROBERTS BRIAN LChairman of Board & CEOSell42,634$35.88$1.53M0
Nov 29, 2024↗Cavanagh Michael JPresidentSell133,159$42.54$5.66M534,849
Nov 29, 2024↗ROBERTS BRIAN LChairman of Board & CEOSell469,515$42.73$20.06M6,669,930
Nov 25, 2024↗BACON KENNETH JDirectorSell14,408$43.39$625.1K32,733
Nov 7, 2024↗Armstrong JasonCFOSell23,248$44.84$1.04M93,524.5
Jan 30, 2024↗Cavanagh Michael JPresidentSell114,749$46.10$5.29M0
Nov 22, 2023↗Armstrong JasonCFOSell41,662$42.63$1.78M70,378.8
Nov 15, 2023↗ROBERTS BRIAN LChairman of Board & CEOSell616,143$41.92$25.83M16,909,500
Dec 15, 2022↗BACON KENNETH JDirectorSell2,000$35.89$71.8K36,829
May 31, 2022↗Murdock Daniel C.EVP & Chief Accounting OfficerSell8,929$44.50$397.3K1,816.9
Mar 14, 2022↗WATSON DAVID NCEO - Comcast CableSell65,410$45.69$2.99M597,425

CMCSA Insider Buying Activity

The following table shows recent insider purchases of Comcast Corporation (CMCSA) stock reported via SEC Form 4 filings.

No insider buying activity found for CMCSA in the last 12 months.

CMCSA Insider Selling Activity

The following table shows recent insider sales of Comcast Corporation (CMCSA) stock reported via SEC Form 4 filings.

DateInsiderRoleTypeSharesAvg PriceValueShares After
Mar 6, 2026↗Armstrong Jasonofficer: CFOSell4,494$31.73$142.6K167,906
Feb 13, 2026↗Cavanagh Michael Jdirector, officer: Co-CEOSell57,947$32.66$1.89M622,336
Feb 4, 2026↗NAKAHARA ASUKADirectorSell16,550$29.70$491.5K57,957.7
Jan 22, 2026↗Armstrong JasonCFOSell3,950$28.42$112.3K0
Jan 22, 2026↗Murdock Daniel C.EVP & Chief Accounting OfficerSell478$28.38$13.6K0
Jan 22, 2026↗Reid Thomas J.Chief Legal Officer, SecretarySell4,676$28.05$131.2K0
Nov 21, 2025↗Lucas Wonya YDirectorSell277$26.63$7.4K0
Jun 20, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell2,686$34.26$92.0K0
Jun 6, 2025↗Armstrong JasonCFOSell4,032$34.22$138.0K0
May 23, 2025↗Khoury JenniferChief Communications OfficerSell7,162$34.59$247.7K0
Apr 2, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell1,518$36.72$55.7K0
Mar 7, 2025↗ROBERTS BRIAN LChairman of Board & CEOSell818,478$35.76$29.26M0
Mar 4, 2025↗Armstrong JasonCFOSell2,952$35.88$105.9K0
Mar 4, 2025↗Cavanagh Michael JPresidentSell71,833$35.88$2.58M0
Mar 4, 2025↗Khoury JenniferChief Communications OfficerSell2,895$35.88$103.9K0
Mar 4, 2025↗Murdock Daniel C.EVP & Chief Accounting OfficerSell2,698$35.88$96.8K0
Mar 4, 2025↗Reid Thomas J.Chief Legal Officer, SecretarySell60,759$35.88$2.18M0
Mar 4, 2025↗ROBERTS BRIAN LChairman of Board & CEOSell42,634$35.88$1.53M0
Nov 29, 2024↗Cavanagh Michael JPresidentSell133,159$42.54$5.66M534,849
Nov 29, 2024↗ROBERTS BRIAN LChairman of Board & CEOSell469,515$42.73$20.06M6,669,930
Nov 25, 2024↗BACON KENNETH JDirectorSell14,408$43.39$625.1K32,733
Nov 7, 2024↗Armstrong JasonCFOSell23,248$44.84$1.04M93,524.5
Jan 30, 2024↗Cavanagh Michael JPresidentSell114,749$46.10$5.29M0
Nov 22, 2023↗Armstrong JasonCFOSell41,662$42.63$1.78M70,378.8
Nov 15, 2023↗ROBERTS BRIAN LChairman of Board & CEOSell616,143$41.92$25.83M16,909,500
Dec 15, 2022↗BACON KENNETH JDirectorSell2,000$35.89$71.8K36,829
May 31, 2022↗Murdock Daniel C.EVP & Chief Accounting OfficerSell8,929$44.50$397.3K1,816.9
Mar 14, 2022↗WATSON DAVID NCEO - Comcast CableSell65,410$45.69$2.99M597,425

CMCSA Insiders

Armstrong Jason

officer: CFO

Sold $142.6K
1 tradesLast: Mar 5, 2026
Cavanagh Michael J

director, officer: Co-CEO

Sold $1.89M
1 tradesLast: Feb 11, 2026
NAKAHARA ASUKA

director

Sold $245.8K
1 tradesLast: Feb 3, 2026
NAKAHARA ASUKA

Director

Sold $245.8K
1 tradesLast: Feb 3, 2026
Armstrong Jason

CFO

Sold $3.17M
8 tradesLast: Jan 20, 2026
Murdock Daniel C.

EVP & Chief Accounting Officer

Sold $655.5K
8 tradesLast: Jan 20, 2026
Reid Thomas J.

Chief Legal Officer, Secretary

Sold $2.31M
3 tradesLast: Jan 20, 2026
Lucas Wonya Y

Director

Sold $7.4K
1 tradesLast: Nov 20, 2025
Khoury Jennifer

Chief Communications Officer

Sold $351.6K
4 tradesLast: May 22, 2025
ROBERTS BRIAN L

Chairman of Board & CEO

Sold $76.69M
6 tradesLast: Mar 6, 2025
Cavanagh Michael J

President

Sold $13.53M
5 tradesLast: Mar 2, 2025
BACON KENNETH J

Director

Sold $696.9K
2 tradesLast: Nov 22, 2024
WATSON DAVID N

CEO - Comcast Cable

Sold $2.99M
1 tradesLast: Mar 11, 2022

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