Dennis Thomas St serves as Executive at APPLIED MATERIALS INC /DE, where they oversee executive responsibilities. Since joining the company, Dennis Thomas St has executed 145 insider transactions totaling $20.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 17, 2025 involved selling 2,000 shares valued at $99.7K.
Dennis Thomas St currently holds 38,957 shares of APPLIED MATERIALS INC /DE (AMAT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Dennis Thomas St has been a net seller of AMAT stock. They have purchased $88.2K and sold $19.9M worth of shares.
Dennis Thomas St's most recent insider trade was on Nov 17, 2025, when they sold 2,000 shares at $49.85 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Discretionary |
| May 15, 2024 | ACLS | $0 | Award | 1,162 | $N/A | Discretionary |
| May 15, 2024 | ACLS | $0 | Award | 1,662 | $N/A | Discretionary |
| May 13, 2024 | VECO | $150.9K | Sale | 4,000 | $37.72 | Discretionary |
| May 10, 2024 | VECO | $0 | Award | 3,677 | $N/A | Discretionary |
| May 10, 2024 | FORM | $112.6K | Sale | 2,000 | $56.30 | Discretionary |
| Nov 30, 2023 | VECO | $199.8K | Sale | 7,005 | $28.52 | Discretionary |
| Nov 14, 2023 | FORM | $145.0K | Sale | 3,792 | $38.24 | Discretionary |
| May 19, 2023 | FORM | $0 | Award | 6,770 | $N/A | Discretionary |
| May 15, 2023 | ACLS | $0 | Award | 1,282 | $N/A | Discretionary |
| May 12, 2023 | VECO | $0 | Award | 6,760 | $N/A | Discretionary |
| Feb 16, 2023 | FORM | $420.0K | Sale | 13,000 | $32.31 | Discretionary |
| Feb 13, 2023 | ACLS | $1.5M | Sale | 12,000 | $127.02 | Discretionary |
| Nov 18, 2022 | ACLS | $230.0K | Sale | 3,000 | $76.66 | Discretionary |
| May 16, 2022 | ACLS | $0 | Award | 2,689 | $N/A | Discretionary |
| May 16, 2022 | VECO | $54.0K | Purchase | 2,500 | $21.60 | Discretionary |
| May 14, 2022 | FORM | $0 | Option Exercise | 3,792 | $N/A | Discretionary |
| May 13, 2022 | VECO | $0 | Award | 6,591 | $N/A | Discretionary |
| Feb 10, 2022 | ACLS | $218.4K | Sale | 3,000 | $72.81 | Discretionary |
| Feb 8, 2022 | FORM | $249.8K | Sale | 6,000 | $41.63 | Discretionary |
| Aug 30, 2021 | ACLS | $176.1K | Sale | 3,500 | $50.32 | Discretionary |
| May 17, 2021 | ACLS | $0 | Award | 3,497 | $N/A | Discretionary |
| May 17, 2021 | FORM | $0 | Option Exercise | 7,098 | $N/A | Discretionary |
| May 7, 2021 | VECO | $0 | Award | 5,378 | $N/A | Discretionary |
| May 18, 2020 | FORM | $0 | Option Exercise | 9,000 | $N/A | Discretionary |
| May 15, 2020 | ACLS | $0 | Award | 6,881 | $N/A | Discretionary |
| May 11, 2020 | ACLS | $159.7K | Sale | 6,000 | $26.61 | Discretionary |
| May 11, 2020 | FORM | $148.7K | Sale | 6,000 | $24.78 | Discretionary |
| May 8, 2020 | VECO | $0 | Award | 10,389 | $N/A | Discretionary |