Jason Armstrong serves as Executive at COMCAST CORP, where they oversee executive responsibilities. Since joining the company, Jason Armstrong has executed 39 insider transactions totaling $1.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 20, 2026 involved exercising options for 8,150 shares valued at $0.
Jason Armstrong currently holds 23,044 shares of COMCAST CORP (CMCSA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jason Armstrong has been a net seller of CMCSA stock. They have purchased $0 and sold $1.8M worth of shares.
Jason Armstrong's most recent insider trade was on Jan 20, 2026, when they sold 8,150 shares at $0.00 per share.
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| $28.42 |
| Discretionary |
| Jan 20, 2026 | CMCSA | $0 | Option Exercise | 8,150 | $N/A | Discretionary |
| Jun 5, 2024 | CMCSA | $0 | Option Exercise | 3,564 | $N/A | Discretionary |
| Jun 5, 2024 | CMCSA | $59.2K | Payment | 1,512 | $39.14 | Discretionary |
| Mar 15, 2024 | CMCSA | $0 | Option Exercise | 6,440 | $N/A | Discretionary |
| Mar 15, 2024 | CMCSA | $116.8K | Payment | 2,732 | $42.77 | Discretionary |
| Mar 1, 2024 | CMCSA | $78.0K | Payment | 1,822 | $42.80 | Discretionary |
| Mar 1, 2024 | CMCSA | $0 | Option Exercise | 4,312 | $N/A | Discretionary |
| Mar 1, 2024 | CMCSA | $0 | Option Exercise | 2,070 | $N/A | Discretionary |
| Mar 1, 2024 | CMCSA | $37.5K | Payment | 875 | $42.80 | Discretionary |
| Feb 15, 2024 | CMCSA | $93.9K | Payment | 2,247 | $41.80 | Discretionary |
| Feb 15, 2024 | CMCSA | $0 | Option Exercise | 5,296 | $N/A | Discretionary |
| Jan 14, 2024 | CMCSA | $0 | Option Exercise | 7,740 | $N/A | Discretionary |
| Jan 14, 2024 | CMCSA | $135.8K | Payment | 3,159 | $42.99 | Discretionary |
| Jan 4, 2024 | CMCSA | $101.2K | Payment | 2,373 | $42.63 | Discretionary |
| Jan 4, 2024 | CMCSA | $0 | Option Exercise | 5,592 | $N/A | Discretionary |
| Nov 20, 2023 | CMCSA | $883.3K | Payment | 20,729 | $42.61 | Discretionary |
| Nov 20, 2023 | CMCSA | $680.0K | Option Exercise | 27,200 | $25.00 | Discretionary |
| Nov 20, 2023 | CMCSA | $275.7K | Sale | 6,471 | $42.60 | Discretionary |
| Nov 20, 2023 | CMCSA | $1.5M | Sale | 35,191.81 | $42.63 | Discretionary |
| Jun 5, 2023 | CMCSA | $60.2K | Payment | 1,512 | $39.79 | Discretionary |
| Jun 5, 2023 | CMCSA | $0 | Option Exercise | 3,564 | $N/A | Discretionary |
| Apr 1, 2023 | CMCSA | $0 | Option Exercise | 4,312 | $N/A | Discretionary |
| Apr 1, 2023 | CMCSA | $75.7K | Payment | 1,997 | $37.91 | Discretionary |
| Mar 16, 2023 | CMCSA | $86.1K | Payment | 2,376 | $36.24 | Discretionary |
| Mar 16, 2023 | CMCSA | $0 | Option Exercise | 5,600 | $N/A | Discretionary |
| Mar 15, 2023 | CMCSA | $36.8K | Payment | 1,025 | $35.89 | Discretionary |
| Mar 15, 2023 | CMCSA | $0 | Option Exercise | 2,415 | $N/A | Discretionary |
| Mar 2, 2023 | CMCSA | $255.6K | Payment | 6,918 | $36.95 | Discretionary |