Donald F. Robertson Jr serves as Executive at SANDISK CORP, where they oversee executive responsibilities. Since joining the company, Donald F. Robertson Jr has executed 126 insider transactions totaling $11.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 19, 2025 involved selling 1,800 shares valued at $321.0K.
Donald F. Robertson Jr currently holds 449,250 shares of SANDISK CORP (SNDK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donald F. Robertson Jr has been a net seller of SNDK stock. They have purchased $0 and sold $11.8M worth of shares.
Donald F. Robertson Jr's most recent insider trade was on Dec 19, 2025, when they sold 1,800 shares at $178.35 per share.
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| $176.91 |
| Discretionary |
| Dec 19, 2025 | NVDA | $1.1M | Sale | 6,400 | $179.36 | Discretionary |
| Dec 19, 2025 | NVDA | $2.6M | Sale | 14,300 | $180.45 | Discretionary |
| Dec 19, 2025 | NVDA | $305.7K | Sale | 1,690 | $180.88 | Discretionary |
| Dec 10, 2025 | NVDA | $997.0K | Payment | 5,390 | $184.97 | Discretionary |
| Sep 19, 2025 | NVDA | $459.8K | Sale | 2,611 | $176.11 | Discretionary |
| Sep 19, 2025 | NVDA | $157.5K | Sale | 889 | $177.14 | Discretionary |
| Sep 17, 2025 | NVDA | $1.3M | Payment | 7,287 | $174.88 | Discretionary |
| Sep 20, 2024 | NVDA | $105.5K | Sale | 900 | $117.19 | Planned |
| Sep 20, 2024 | NVDA | $35.4K | Sale | 300 | $118.15 | Planned |
| Sep 20, 2024 | NVDA | $383.4K | Sale | 3,300 | $116.18 | Planned |
| Sep 18, 2024 | NVDA | $805.9K | Payment | 6,972 | $115.59 | Planned |
| Jun 21, 2024 | NVDA | $576.8K | Sale | 4,500 | $128.17 | Planned |
| Jun 19, 2024 | NVDA | $873.4K | Payment | 6,442 | $135.58 | Planned |
| Apr 8, 2024 | NVDA | $0 | Award | 330 | $N/A | Discretionary |
| Apr 8, 2024 | NVDA | $0 | Award | 1,337 | $N/A | Discretionary |
| Mar 22, 2024 | NVDA | $410.2K | Sale | 450 | $911.62 | Planned |
| Mar 20, 2024 | NVDA | $790.8K | Payment | 875 | $903.72 | Discretionary |
| Jan 5, 2024 | NVDA | $218.1K | Sale | 450 | $484.62 | Planned |
| Dec 13, 2023 | NVDA | $501.1K | Payment | 1,042 | $480.88 | Discretionary |
| Sep 20, 2023 | NVDA | $1.3M | Payment | 3,068 | $422.39 | Discretionary |
| Jun 21, 2023 | NVDA | $1.3M | Payment | 2,929 | $430.45 | Discretionary |
| Jun 8, 2023 | NVDA | $0 | Award | 3,970 | $N/A | Discretionary |
| Mar 15, 2023 | NVDA | $561.1K | Payment | 2,316 | $242.28 | Discretionary |
| Dec 15, 2022 | NVDA | $418.7K | Sale | 2,494 | $167.89 | Discretionary |
| Dec 14, 2022 | NVDA | $518.0K | Payment | 2,931 | $176.74 | Discretionary |
| Sep 21, 2022 | NVDA | $389.1K | Payment | 2,934 | $132.61 | Discretionary |
| Jun 15, 2022 | NVDA | $431.0K | Payment | 2,608 | $165.27 | Discretionary |
| Jun 8, 2022 | NVDA | $0 | Award | 3,160 | $N/A | Discretionary |