COMCAST CORP (CMCSA) is a publicly traded company in the Unknown sector. Across all available filings, 27 corporate insiders have executed 1042 transactions totaling $255.5M, demonstrating a bearish sentiment with -$255.5M in net insider flow. The most recent transaction on Jan 20, 2026 involved a transaction of 1,609 shares valued at $0.
No significant insider buying has been recorded for CMCSA in the recent period.
No significant insider selling has been recorded for CMCSA in the recent period.
Based on recent SEC filings, insider sentiment for CMCSA is bearish with an Insider Alignment Score of 0/100 and a net flow of -$255.5M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at COMCAST CORP (CMCSA) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 27 insiders are actively trading CMCSA stock, having executed 1042 transactions in the past 90 days. The most active insider is Brian L. Roberts (Executive), who has made 95 transactions totaling $520.6M.
Get notified when executives and directors at CMCSA file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 20, 2026 | C. Murdock Daniel | EVP & Chief Accounting Officer | Option Exercise | 1,609 | $N/A | $0 | |
| Jan 20, 2026 | C. Murdock Daniel | EVP & Chief Accounting Officer | Payment | 478 | $28.38 | $13.6K | |
| Jan 20, 2026 | C. Murdock Daniel | EVP & Chief Accounting Officer | Option Exercise | 1,609 | $N/A | $0 | |
| Jan 20, 2026 | J. Baltimore Thomas Jr | Executive | Award | 1,189.86 | $N/A | $0 | |
| Jan 20, 2026 | F. Brady Louise | Executive | Award | 1,189.86 | $N/A | $0 | |
| Jan 20, 2026 | D. Breen Edward | Executive | Award | 705 | $N/A | $0 | |
| Jan 20, 2026 | A. Honickman Jeffrey | Executive | Award | 1,541.55 | $N/A | $0 | |
| Jan 20, 2026 | J. Reid Thomas | Chief Legal Officer, Secretary | Option Exercise | 12,319 | $N/A | $0 | |
| Jan 20, 2026 | J. Reid Thomas | Chief Legal Officer, Secretary | Discretionary | 2,232.76 | $28.16 | $62.9K | |
| Jan 20, 2026 | J. Reid Thomas | Chief Legal Officer, Secretary | Payment | 4,676 | $28.05 | $131.2K | |
| Jan 20, 2026 | J. Reid Thomas | Chief Legal Officer, Secretary | Option Exercise | 12,319 | $N/A | $0 | |
| Jan 20, 2026 | S. Bell Madeline | Executive | Option Exercise | 5,096 | $N/A | $0 | |
| Jan 20, 2026 | S. Bell Madeline | Executive | Option Exercise | 5,096 | $N/A | $0 | |
| Jan 20, 2026 | Armstrong Jason | CFO | Option Exercise | 8,150 | $N/A | $0 | C-Suite |
| Jan 20, 2026 | Armstrong Jason | CFO | Payment | 3,950 | $28.42 | $112.3K | C-Suite |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Payment(F) | 364 | $519.6M | 52.6% |
Sale(S) | 95 | $255.5M | 25.9% |
Exercise(M) | 282 | $211.7M | 21.4% |
Discretionary(I) | 2 | $1.1M | 0.1% |
Award(A) | 228 | $0 | 0.0% |
Other(J) | 14 | $0 | 0.0% |
Gift(G) | 57 | $0 | 0.0% |
Insider selling pressure at COMCAST CORP has increased, with 27 insiders executing 1042 transactions across all time. Total sales of $255.5M significantly outpace purchases of $0, resulting in a net outflow of $255.5M. This selling activity appears largely discretionary, which may warrant closer attention from investors.