| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Classified under Diversified Telecommunication Services (Communication Services sector), CMCSA's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 5.70M | - | - | |
| Dir | 390.9K | - | - | |
| CEO | 291.0K | - | - | |
| Dir | 262.6K | - | - | |
| Other | 223.5K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 5, 2026 | Armstrong Jason | CFO | Sale+OE | 4,494 | $31.74 | $142,617.09 | -2.6% | -25.6% | - | |
| Feb 11, 2026 | Cavanagh Michael J | Co-ceo | Sale+OE | 57,947 | $32.66 | $1,892,549.02 | -8.5% | -23.3% | - | |
| Feb 3, 2026 | Nakahara Asuka74 | Director | Sell | 8,275 | $29.70 | $245,767.50 | -12.5% | -9.0% | - | |
| Nov 27, 2024 | Roberts Brian L58 | Chairman Of Board &CEO | Sell | 469,515 | $42.73 | $20,063,802.84 | -6.8% | -15.1% | -34.9% | |
| Nov 26, 2024 | Cavanagh Michael J | President | Sale+OE | 133,159 | $42.54 | $5,664,712.07 | -22.7% | -14.2% | -35.3% | |
| Nov 22, 2024 | Bacon Kenneth J47 | Director | Sell | 14,408 | $43.39 | $625,092.52 | -30.6% | -15.5% | -34.7% | |
| Nov 6, 2024 | Armstrong Jason | CFO | Sale+OE | 23,248 | $44.84 | $1,042,544.93 | -22.5% | -25.1% | -37.2% | |
| May 22, 2024 | Comcast Corp | 10% Owner | Sell | 3,176,923 | $3.19 | $10,145,821.29 | -61.4% | +3.8% | -8.1% | |
| Jan 29, 2024 | Cavanagh Michael J | President | Sell | 114,749 | $46.10 | $5,290,192.82 | -100% | -15.1% | -16.0% | |
| Nov 20, 2023 | Armstrong Jason | CFO | Sale+OE | 41,663 | $42.63 | $1,776,015.73 | -74.2% | -2.3% | +1.5% |