COMCAST CORP (CMCSA)

Latest Insider Confidence Score

2026Q1

46.2
Bearish

Company insider confidence (by quarter)

2017Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Comcast Corp 10% Owner 2,000,000 May 23, 2024
NBCUniversal, LLC 10% Owner 2,000,000 May 23, 2024
NBCUniversal Media, LLC 10% Owner 2,000,000 May 23, 2024
Comcast Bidco Holdings Ltd 10% Owner 500,000 Jan 5, 2021
Comcast Bidco Ltd 10% Owner 500,000 Jan 5, 2021

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 5, 2026 Mar 6, 2026 Armstrong Jason CFO Sell 17.5 -73,497 -21.60% ✗ $2.3M
Mar 1, 2026 Mar 3, 2026 ROBERTS BRIAN L CEO Sell 35.0 -45,578 -0.21% ✗ $1.4M
Mar 1, 2026 Mar 3, 2026 Cavanagh Michael J CEO Sell 17.5 -34,980 -7.24% ✗ $1.1M
Mar 1, 2026 Mar 3, 2026 Khoury Jennifer Chief Communications Officer Sell 22.5 -6,100 -9.20% ✗ $188.9K
Mar 1, 2026 Mar 3, 2026 Armstrong Jason CFO Sell 17.5 -47,847 -11.04% ✗ $1.5M
Mar 1, 2026 Mar 3, 2026 Murdock Daniel C. EVP & Chief Accounting Officer Sell 22.5 -3,280 -5.25% ✗ $101.5K
Mar 1, 2026 Mar 3, 2026 Reid Thomas J. Chief Legal Officer, Secretary Sell 17.5 -48,665 -21.78% ✗ $1.5M
Feb 24, 2026 Feb 26, 2026 Khoury Jennifer Chief Communications Officer Neutral 52.5 - 0.00% ✗ -
Feb 24, 2026 Feb 26, 2026 Reid Thomas J. Chief Legal Officer, Secretary Neutral 52.5 - 0.00% ✗ -
Feb 24, 2026 Feb 26, 2026 Armstrong Jason CFO Neutral 52.5 - 0.00% ✗ -
Feb 24, 2026 Feb 26, 2026 Cavanagh Michael J CEO Neutral 52.5 - 0.00% ✗ -
Feb 24, 2026 Feb 26, 2026 ROBERTS BRIAN L CEO Neutral 52.5 - 0.00% ✗ -
Feb 11, 2026 Feb 13, 2026 ROBERTS BRIAN L CEO Sell 15.0 -907,653 -3.97% ✗ $29.7M
Feb 11, 2026 Feb 13, 2026 Cavanagh Michael J CEO Sell 15.0 -736,238 -62.16% ✗ $24M
Feb 4, 2026 Feb 5, 2026 Smith Gordon Director Neutral 90.0 +7,869 100.00% ✗ -
Feb 5, 2026 Smith Gordon Director Neutral 52.5 - 0.00% ✗ -
Feb 3, 2026 Feb 4, 2026 NAKAHARA ASUKA Director Sell 22.5 -8,275 -12.49% ✗ $245.8K
Feb 2, 2026 Feb 3, 2026 Murdock Daniel C. EVP & Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Feb 2, 2026 Feb 3, 2026 Cavanagh Michael J CEO Neutral 52.5 - 0.00% ✗ -
Jan 20, 2026 Jan 22, 2026 Honickman Jeffrey A Director Neutral 67.5 +1,541 0.55% ✗ -
Jan 20, 2026 Jan 22, 2026 BREEN EDWARD D Director Neutral 82.5 +705 2.81% ✗ -
Jan 20, 2026 Jan 22, 2026 Brady Louise F. Director Neutral 82.5 +1,189 3.92% ✗ -
Jan 20, 2026 Jan 22, 2026 Baltimore Thomas J Jr Director Neutral 82.5 +1,189 3.20% ✗ -
Jan 20, 2026 Jan 22, 2026 Murdock Daniel C. EVP & Chief Accounting Officer Sell 36.3 -478 -0.96% ✗ $13.6K
Jan 20, 2026 Jan 22, 2026 Armstrong Jason CFO Sell 22.5 -3,950 -8.37% ✗ $112.3K
Jan 20, 2026 Jan 22, 2026 Bell Madeline S. Director Neutral 52.5 - 0.00% ✗ -
Jan 20, 2026 Jan 22, 2026 Reid Thomas J. Chief Legal Officer, Secretary Sell 22.5 -4,676 -3.46% ✗ $131.2K
Jan 2, 2026 Jan 6, 2026 Cavanagh Michael J CEO Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 21, 2025 NOVAK DAVID C Director Neutral 77.5 +9,013 2.36% ✗ -
Nov 20, 2025 Nov 21, 2025 NAKAHARA ASUKA Director Neutral 90.0 +9,013 16.52% ✗ -
Nov 20, 2025 Nov 21, 2025 Lucas Wonya Y Director Sell 90.0 +8,736 70.78% ✗ $7.4K
Nov 20, 2025 Nov 21, 2025 Honickman Jeffrey A Director Neutral 82.5 +9,013 3.43% ✗ -
Nov 20, 2025 Nov 21, 2025 BREEN EDWARD D Director Neutral 90.0 +9,013 56.07% ✗ -
Nov 20, 2025 Nov 21, 2025 Brady Louise F. Director Neutral 90.0 +9,013 45.57% ✗ -
Nov 20, 2025 Nov 21, 2025 Bell Madeline S. Director Neutral 90.0 +9,013 21.77% ✗ -
Nov 20, 2025 Nov 21, 2025 Baltimore Thomas J Jr Director Neutral 90.0 +9,013 34.23% ✗ -
Nov 20, 2025 Nov 21, 2025 BACON KENNETH J Director Neutral 90.0 +9,013 27.53% ✗ -
Nov 4, 2025 Nov 5, 2025 ROBERTS BRIAN L CEO Neutral 27.5 -1,702,431 -7.22% ✗ -
Sep 30, 2025 Oct 2, 2025 Honickman Jeffrey A Director Neutral 67.5 +1,393 0.54% ✗ -
Sep 30, 2025 Oct 2, 2025 NOVAK DAVID C Director Neutral 60.0 +1,075 0.28% ✗ -
Sep 30, 2025 Oct 2, 2025 BREEN EDWARD D Director Neutral 82.5 +637 4.13% ✗ -
Sep 30, 2025 Oct 2, 2025 Brady Louise F. Director Neutral 85.0 +1,075 5.82% ✗ -
Sep 30, 2025 Oct 2, 2025 Baltimore Thomas J Jr Director Neutral 82.5 +1,075 4.30% ✗ -
Sep 2, 2025 Sep 4, 2025 ROBERTS BRIAN L CEO Neutral 52.5 - 0.00% ✗ -
Aug 20, 2025 Aug 21, 2025 BREEN EDWARD D Director Neutral 27.5 -43,850 -73.97% ✗ -
Aug 5, 2025 Aug 7, 2025 Cavanagh Michael J President Neutral 52.5 - 0.00% ✗ -
Jun 30, 2025 Jul 2, 2025 NOVAK DAVID C Director Neutral 60.0 +946 0.25% ✗ -
Jun 30, 2025 Jul 2, 2025 Honickman Jeffrey A Director Neutral 60.0 +1,226 0.48% ✗ -
Jun 30, 2025 Jul 2, 2025 BREEN EDWARD D Director Neutral 67.5 +561 0.96% ✗ -
Jun 30, 2025 Jul 2, 2025 Brady Louise F. Director Neutral 85.0 +946 5.45% ✗ -
Jun 30, 2025 Jul 2, 2025 Baltimore Thomas J Jr Director Neutral 82.5 +946 3.97% ✗ -
Jun 19, 2025 Jun 20, 2025 Murdock Daniel C. EVP & Chief Accounting Officer Sell 22.5 -2,686 -5.30% ✗ $92K
Jun 5, 2025 Jun 6, 2025 Armstrong Jason CFO Sell 22.5 -4,032 -9.36% ✗ $138K
May 22, 2025 May 23, 2025 Khoury Jennifer Chief Communications Officer Sell 22.5 -7,162 -11.26% ✗ $247.7K
May 14, 2025 May 15, 2025 BREEN EDWARD D Director Neutral 90.0 +43,850 295.08% ✗ -
May 6, 2025 May 7, 2025 Cavanagh Michael J President Neutral 52.5 - 0.00% ✗ -
Mar 31, 2025 Apr 2, 2025 NOVAK DAVID C Director Neutral 60.0 +915 0.24% ✗ -
Mar 31, 2025 Apr 2, 2025 Honickman Jeffrey A Director Neutral 60.0 +1,186 0.47% ✗ -
Mar 31, 2025 Apr 2, 2025 BREEN EDWARD D Director Neutral 82.5 +543 3.79% ✗ -
Mar 31, 2025 Apr 2, 2025 Brady Louise F. Director Neutral 85.0 +915 5.62% ✗ -
Mar 31, 2025 Apr 2, 2025 Baltimore Thomas J Jr Director Neutral 82.5 +915 4.03% ✗ -
Apr 1, 2025 Apr 2, 2025 Murdock Daniel C. EVP & Chief Accounting Officer Sell 22.5 -1,518 -3.40% ✗ $55.7K
Mar 17, 2025 Mar 19, 2025 BREEN EDWARD D Director Neutral 27.5 -55,250 -79.42% ✗ -
Mar 7, 2025 Mar 10, 2025 BREEN EDWARD D Director Neutral 90.0 +43,150 163.37% ✗ -
Mar 6, 2025 Mar 7, 2025 ROBERTS BRIAN L CEO Sell 15.0 -818,478 -3.35% ✗ $29.3M
Mar 1, 2025 Mar 4, 2025 Reid Thomas J. Chief Legal Officer, Secretary Sell 17.5 -60,759 -20.48% ✗ $2.2M
Mar 1, 2025 Mar 4, 2025 Khoury Jennifer Chief Communications Officer Sell 22.5 -2,895 -2.05% ✗ $103.9K
Mar 1, 2025 Mar 4, 2025 Murdock Daniel C. EVP & Chief Accounting Officer Sell 22.5 -2,698 -1.70% ✗ $96.8K
Mar 1, 2025 Mar 4, 2025 Cavanagh Michael J President Sell 17.5 -71,833 -10.45% ✗ $2.6M
Mar 1, 2025 Mar 4, 2025 Armstrong Jason CFO Sell 22.5 -2,952 -8.23% ✗ $105.9K
Mar 1, 2025 Mar 4, 2025 ROBERTS BRIAN L CEO Sell 42.5 -42,634 -0.14% ✗ $1.5M
Feb 25, 2025 Feb 27, 2025 Reid Thomas J. Chief Legal Officer, Secretary Neutral 52.5 - 0.00% ✗ -
Feb 25, 2025 Feb 27, 2025 Cavanagh Michael J President Neutral 52.5 - 0.00% ✗ -
Feb 25, 2025 Feb 27, 2025 ROBERTS BRIAN L CEO Neutral 52.5 - 0.00% ✗ -
Jan 14, 2025 Jan 15, 2025 Armstrong Jason CFO Sell 22.5 -3,580 -10.83% ✗ $130.2K
Jan 2, 2025 Jan 6, 2025 Reid Thomas J. Chief Legal Officer, Secretary Sell 22.5 -3,943 -5.35% ✗ $147.5K
Jan 2, 2025 Jan 6, 2025 Cavanagh Michael J President Neutral 52.5 - 0.00% ✗ -
Dec 31, 2024 Jan 3, 2025 NOVAK DAVID C Director Neutral 60.0 +900 0.24% ✗ -
Dec 31, 2024 Jan 3, 2025 NAKAHARA ASUKA Director Neutral 77.5 +900 1.79% ✗ -
Dec 31, 2024 Jan 3, 2025 Lucas Wonya Y Director Neutral 85.0 +900 8.09% ✗ -
Dec 31, 2024 Jan 3, 2025 Honickman Jeffrey A Director Neutral 60.0 +1,166 0.48% ✗ -
Dec 31, 2024 Jan 3, 2025 BREEN EDWARD D Director Neutral 82.5 +1,066 4.21% ✗ -
Dec 31, 2024 Jan 3, 2025 Bell Madeline S. Director Neutral 77.5 +900 2.36% ✗ -
Dec 31, 2024 Jan 3, 2025 Brady Louise F. Director Neutral 85.0 +900 5.93% ✗ -
Dec 31, 2024 Jan 3, 2025 Baltimore Thomas J Jr Director Neutral 82.5 +900 4.19% ✗ -
Nov 29, 2024 Dec 3, 2024 Murdock Daniel C. EVP & Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Nov 26, 2024 Nov 29, 2024 ROBERTS BRIAN L CEO Sell 15.0 -469,515 -1.96% ✗ $20.1M
Nov 26, 2024 Nov 29, 2024 Cavanagh Michael J President Sell 15.0 -714,960 -63.80% ✗ $30.4M
Nov 22, 2024 Nov 25, 2024 BACON KENNETH J Director Sell 20.0 -14,408 -30.56% ✗ $625.1K
Nov 20, 2024 Nov 22, 2024 NOVAK DAVID C Director Neutral 77.5 +5,234 1.41% ✗ -
Nov 20, 2024 Nov 22, 2024 NAKAHARA ASUKA Director Neutral 90.0 +5,234 11.60% ✗ -
Nov 20, 2024 Nov 22, 2024 Lucas Wonya Y Director Neutral 90.0 +5,234 88.85% ✗ -
Nov 20, 2024 Nov 22, 2024 Honickman Jeffrey A Director Neutral 77.5 +5,234 2.19% ✗ -
Nov 20, 2024 Nov 22, 2024 BREEN EDWARD D Director Neutral 90.0 +5,234 26.03% ✗ -
Nov 20, 2024 Nov 22, 2024 Brady Louise F. Director Neutral 90.0 +5,234 52.62% ✗ -
Nov 20, 2024 Nov 22, 2024 Bell Madeline S. Director Neutral 90.0 +5,234 15.90% ✗ -
Nov 20, 2024 Nov 22, 2024 Baltimore Thomas J Jr Director Neutral 90.0 +5,234 32.20% ✗ -
Nov 20, 2024 Nov 22, 2024 BACON KENNETH J Director Sell 90.0 +5,153 12.27% ✗ $3.5K
Nov 6, 2024 Nov 7, 2024 Armstrong Jason CFO Sell 17.5 -78,200 -28.20% ✗ $3.5M
Nov 4, 2024 Nov 5, 2024 ROBERTS BRIAN L CEO Neutral 27.5 -517,000 -2.11% ✗ -