Bertrand Loy serves as Executive at ENTEGRIS INC, where they oversee executive responsibilities. Since joining the company, Bertrand Loy has executed 354 insider transactions totaling $135.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 1, 2025 involved exercising options for 57,570 shares valued at $1.9M.
Bertrand Loy currently holds 363,390 shares of ENTEGRIS INC (ENTG), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Bertrand Loy has been a net seller of ENTG stock. They have purchased $391.9K and sold $134.9M worth of shares.
Bertrand Loy's most recent insider trade was on Dec 1, 2025, when they sold 57,570 shares at $33.33 per share.
Get notified when new Form 4 filings are submitted
| $77.09 |
| Discretionary |
| Dec 1, 2025 | ENTG | $26.8K | Sale | 345 | $77.65 | Discretionary |
| Dec 1, 2025 | ENTG | $1.2M | Sale | 16,360 | $76.34 | Discretionary |
| Jul 3, 2024 | ENTG | $71.1K | Sale | 500 | $142.12 | Planned |
| Jul 3, 2024 | ENTG | $841.1K | Option Exercise | 27,044 | $31.10 | Planned |
| Jul 3, 2024 | ENTG | $2.7M | Sale | 19,509 | $140.29 | Planned |
| Jul 3, 2024 | ENTG | $995.2K | Sale | 7,035 | $141.46 | Planned |
| May 21, 2024 | HBIO | $0 | Award | 56,575 | $N/A | Discretionary |
| Apr 1, 2024 | ENTG | $0 | Award | 38,208 | $N/A | Discretionary |
| Feb 20, 2024 | ENTG | $1.2M | Payment | 9,107 | $136.81 | Discretionary |
| Feb 20, 2024 | ENTG | $0 | Award | 20,534 | $N/A | Discretionary |
| Feb 16, 2024 | ENTG | $2.2M | Payment | 15,756 | $136.81 | Discretionary |
| Aug 15, 2023 | ENTG | $897.1K | Payment | 9,357 | $95.87 | Discretionary |
| May 22, 2023 | HBIO | $0 | Award | 31,516 | $N/A | Discretionary |
| Feb 17, 2023 | ENTG | $1.2M | Payment | 14,126 | $85.48 | Discretionary |
| Feb 13, 2023 | ENTG | $741.3K | Payment | 8,727 | $84.94 | Discretionary |
| Feb 13, 2023 | ENTG | $0 | Award | 19,676 | $N/A | Discretionary |
| Jan 31, 2023 | ENTG | $0 | Award | 51,292 | $N/A | Discretionary |
| Sep 6, 2022 | HBIO | $0 | Other | 108,715 | $N/A | Discretionary |
| Aug 26, 2022 | HBIO | $31.7K | Purchase | 9,291 | $3.41 | Discretionary |
| Aug 25, 2022 | HBIO | $27.5K | Purchase | 8,244 | $3.34 | Discretionary |
| Aug 24, 2022 | HBIO | $55.8K | Purchase | 17,291 | $3.23 | Discretionary |
| Aug 23, 2022 | HBIO | $28.9K | Purchase | 8,939 | $3.23 | Discretionary |
| Aug 22, 2022 | HBIO | $15.5K | Purchase | 4,918 | $3.16 | Discretionary |
| Aug 19, 2022 | HBIO | $31.5K | Purchase | 9,608 | $3.28 | Discretionary |
| Aug 18, 2022 | HBIO | $3.7K | Purchase | 1,151 | $3.19 | Discretionary |
| Aug 15, 2022 | ENTG | $986.1K | Payment | 9,357 | $105.39 | Discretionary |
| Jul 6, 2022 | ENTG | $0 | Award | 116 | $N/A | Discretionary |
| May 24, 2022 | HBIO | $0 | Award | 47,493 | $N/A | Discretionary |