C. Frank Bennett serves as Executive at ISIS PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, C. Frank Bennett has executed 254 insider transactions totaling $23.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 30, 2026 involved selling 5,885 shares valued at $488.1K.
C. Frank Bennett currently holds 100,293 shares of ISIS PHARMACEUTICALS INC (ISIS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, C. Frank Bennett has been a net seller of ISIS stock. They have purchased $0 and sold $23.2M worth of shares.
C. Frank Bennett's most recent insider trade was on Jan 30, 2026, when they sold 5,885 shares at $82.95 per share.
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| $N/A |
| Discretionary |
| Jan 2, 2026 | IONS | $0 | Award | 19,350 | $N/A | Discretionary |
| Sep 5, 2025 | IONS | $357.6K | Sale | 6,000 | $59.60 | Discretionary |
| Sep 3, 2025 | IONS | $792.8K | Option Exercise | 12,891 | $61.50 | Discretionary |
| Sep 3, 2025 | IONS | $2.1M | Sale | 33,909 | $60.62 | Discretionary |
| Sep 3, 2025 | IONS | $2.5M | Option Exercise | 46,800 | $53.77 | Discretionary |
| Sep 2, 2025 | IONS | $245.7K | Sale | 5,000 | $49.14 | Discretionary |
| Aug 29, 2025 | IONS | $5.9K | Other | 213 | $27.71 | Discretionary |
| Aug 18, 2025 | IONS | $326.0K | Option Exercise | 10,000 | $32.60 | Discretionary |
| Aug 18, 2025 | IONS | $439.8K | Sale | 10,000 | $43.98 | Discretionary |
| Aug 30, 2024 | IONS | $6.8K | Other | 177 | $38.64 | Discretionary |
| Feb 29, 2024 | IONS | $13.2K | Other | 383 | $34.43 | Discretionary |
| Feb 2, 2024 | IONS | $93.3K | Sale | 1,885 | $49.52 | Discretionary |
| Feb 2, 2024 | IONS | $91.8K | Sale | 1,853 | $49.52 | Discretionary |
| Feb 1, 2024 | IONS | $0 | Award | 3,609 | $N/A | Discretionary |
| Jan 17, 2024 | IONS | $340.1K | Sale | 6,745 | $50.42 | Discretionary |
| Jan 16, 2024 | IONS | $0 | Option Exercise | 18,314 | $N/A | Discretionary |
| Dec 21, 2023 | IONS | $762.8K | Option Exercise | 16,113 | $47.34 | Planned |
| Dec 21, 2023 | IONS | $794.2K | Sale | 16,113 | $49.29 | Planned |
| Dec 20, 2023 | IONS | $322.7K | Sale | 6,500 | $49.64 | Planned |
| Dec 20, 2023 | IONS | $307.7K | Option Exercise | 6,500 | $47.34 | Planned |
| Dec 14, 2023 | IONS | $432.1K | Sale | 8,610 | $50.19 | Planned |
| Dec 14, 2023 | IONS | $662.9K | Option Exercise | 14,002 | $47.34 | Planned |
| Dec 14, 2023 | IONS | $689.0K | Sale | 14,002 | $49.21 | Planned |
| Dec 14, 2023 | IONS | $407.6K | Option Exercise | 8,610 | $47.34 | Planned |
| Sep 28, 2023 | IONS | $207.4K | Sale | 4,460 | $46.50 | Planned |
| Aug 31, 2023 | IONS | $5.5K | Other | 180 | $30.56 | Discretionary |
| Feb 28, 2023 | IONS | $11.7K | Other | 383 | $30.52 | Discretionary |
| Feb 6, 2023 | IONS | $73.6K | Sale | 1,813 | $40.57 | Discretionary |