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Are Comcast Insiders Buying or Selling?
Comcast (CMCSA) has had no reported insider transactions in the past 90 days. The most recent was Jason Armstrong, who sold 4,494 shares at $31.74 on March 5, 2026.
Insider trading patterns can signal confidence or concern from the people who know the company best. AltIndex tracks insider transactions as one of 25+ alternative data signals in the CMCSA AI Score. For government officials trading this stock, see CMCSA congressional trading.
Who’s Trading Comcast Stock?
| Insider | Activity | Trades | Last Trade |
|---|---|---|---|
| BRIAN ROBERTS | Sold $20M | 2 | Nov 27, 2024 |
| Michael Cavanagh | Sold $7.6M | 3 | Feb 11, 2026 |
| Jason Armstrong | Sold $1.2M | 3 | Mar 5, 2026 |
| KENNETH BACON | Sold $630,000 | 1 | Nov 22, 2024 |
| ASUKA NAKAHARA | Sold $250,000 | 1 | Feb 3, 2026 |
Recent Comcast Insider Transactions
| Insider | Transaction Date | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Jason Armstrong | Mar 5, 2026 | Sell | 4,494 | $31.74 | $140,000 |
| Michael Cavanagh | Feb 11, 2026 | Sell | 57,947 | $32.66 | $1.9M |
| ASUKA NAKAHARA | Feb 3, 2026 | Sell | 8,275 | $29.7 | $250,000 |
| BRIAN ROBERTS | Nov 27, 2024 | Sell | 235,051 | $42.8 | $10M |
| BRIAN ROBERTS | Nov 26, 2024 | Sell | 234,464 | $42.66 | $10M |
| Michael Cavanagh | Nov 26, 2024 | Sell | 107,622 | $42.53 | $4.6M |
| Michael Cavanagh | Nov 26, 2024 | Sell | 25,537 | $42.59 | $1.1M |
| KENNETH BACON | Nov 22, 2024 | Sell | 14,408 | $43.39 | $630,000 |
| Jason Armstrong | Nov 6, 2024 | Sell | 13,248 | $44.83 | $590,000 |
| Jason Armstrong | Nov 6, 2024 | Sell | 10,000 | $44.86 | $450,000 |
Frequently Asked Questions: Comcast Insider Trading
Comcast insiders have not reported any transactions in the past 90 days.
The most recent sale was by Jason Armstrong who sold 4,494 shares on March 5, 2026. View all transactions in the table on this page.
Insider buying is generally a stronger signal than insider selling, since insiders may sell for personal reasons (diversification, taxes) but typically buy only when they believe the stock is undervalued. AltIndex uses insider transaction patterns alongside 25+ other signals in the AI Score.
ROBERTS BRIAN L has sold the most CMCSA stock in the last 2 years, with a total value of $20M.
The total value of insider transactions for Comcast in the last 2 years is negative, amounting to -$30M. This suggests that insiders have predominantly sold shares, which could reflect various personal or financial considerations rather than a straightforward outlook on the company's future performance.
