Ian T. Clark serves as Executive at GENENTECH INC, where they oversee executive responsibilities. Since joining the company, Ian T. Clark has executed 320 insider transactions totaling $37.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 19, 2025 involved selling 41,840 shares valued at $1.3M.
Ian T. Clark currently holds 41,840 shares of GENENTECH INC (DNA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Ian T. Clark has been a net seller of DNA stock. They have purchased $54.0K and sold $37.3M worth of shares.
Ian T. Clark's most recent insider trade was on Dec 19, 2025, when they sold 41,840 shares at $30.48 per share.
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| $29.71 |
| Discretionary |
| Dec 19, 2025 | OLMA | $862.1K | Sale | 29,904 | $28.83 | Discretionary |
| Dec 19, 2025 | OLMA | $49.2K | Option Exercise | 12,070 | $4.08 | Discretionary |
| Dec 19, 2025 | OLMA | $168.7K | Option Exercise | 21,520 | $7.84 | Discretionary |
| Dec 19, 2025 | OLMA | $77.7K | Option Exercise | 21,520 | $3.61 | Discretionary |
| Dec 19, 2025 | OLMA | $924.7K | Option Exercise | 209,690 | $4.41 | Discretionary |
| Dec 5, 2025 | GH | $340.8K | Option Exercise | 10,703 | $31.84 | Discretionary |
| Dec 5, 2025 | GH | $1.8M | Sale | 17,055 | $107.27 | Discretionary |
| Dec 5, 2025 | GH | $870.0K | Sale | 8,156 | $106.67 | Discretionary |
| Dec 5, 2025 | GH | $367.4K | Sale | 3,400 | $108.05 | Discretionary |
| Dec 5, 2025 | GH | $334.6K | Option Exercise | 8,803 | $38.01 | Discretionary |
| Dec 5, 2025 | GH | $349.8K | Option Exercise | 9,105 | $38.42 | Discretionary |
| Aug 1, 2025 | BMRN | $0 | Award | 7,000 | $N/A | Discretionary |
| Jul 8, 2025 | GDRX | $81.8K | Option Exercise | 17,248 | $4.74 | Discretionary |
| Jul 8, 2024 | GDRX | $0 | Award | 25,852 | $N/A | Discretionary |
| Jun 12, 2024 | GH | $0 | Option Exercise | 6,776 | $N/A | Discretionary |
| Jun 14, 2023 | GH | $0 | Option Exercise | 6,703 | $N/A | Discretionary |
| Jun 15, 2022 | GH | $0 | Option Exercise | 2,198 | $N/A | Discretionary |
| May 20, 2022 | AGIO | $0 | Option Exercise | 1,585 | $N/A | Discretionary |
| Sep 1, 2021 | GH | $4.5K | Option Exercise | 1,076 | $4.18 | Discretionary |
| Sep 1, 2021 | GH | $139.9K | Sale | 1,076 | $130.00 | Discretionary |
| Jun 29, 2021 | GH | $4.5K | Option Exercise | 1,076 | $4.18 | Discretionary |
| Jun 29, 2021 | GH | $373.1K | Option Exercise | 4,840 | $77.09 | Discretionary |
| Jun 29, 2021 | GH | $1.4M | Sale | 10,559 | $130.00 | Discretionary |
| May 28, 2021 | AGIO | $0 | Option Exercise | 1,686 | $N/A | Discretionary |
| Apr 26, 2021 | GH | $2.2K | Option Exercise | 538 | $4.18 | Discretionary |
| Apr 26, 2021 | GH | $86.0K | Sale | 538 | $159.92 | Discretionary |
| Mar 25, 2021 | GH | $71.1K | Sale | 538 | $132.09 | Discretionary |
| Mar 25, 2021 | GH | $2.2K | Option Exercise | 538 | $4.18 | Discretionary |