Michael W. Bonney serves as Executive at CUBIST PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Michael W. Bonney has executed 122 insider transactions totaling $41.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 18, 2025 involved exercising options for 11,250 shares valued at $789.8K.
Michael W. Bonney currently holds 28,054 shares of CUBIST PHARMACEUTICALS INC (CBST), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael W. Bonney has been a net seller of CBST stock. They have purchased $2.0M and sold $39.2M worth of shares.
Michael W. Bonney's most recent insider trade was on Aug 18, 2025, when they sold 11,250 shares at $70.20 per share.
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| $450.00 |
| Discretionary |
| Dec 27, 2023 | ALNY | $2.9M | Option Exercise | 30,000 | $96.45 | Planned |
| Dec 27, 2023 | ALNY | $5.8M | Sale | 30,000 | $195.00 | Planned |
| Aug 3, 2023 | ALNY | $259.8K | Sale | 1,389 | $187.04 | Discretionary |
| Aug 3, 2023 | ALNY | $283.8K | Sale | 1,535 | $184.89 | Discretionary |
| Aug 3, 2023 | ALNY | $54.3K | Sale | 300 | $181.08 | Discretionary |
| Aug 3, 2023 | ALNY | $91.2K | Sale | 500 | $182.45 | Discretionary |
| Aug 3, 2023 | ALNY | $102.9K | Sale | 560 | $183.75 | Discretionary |
| Aug 3, 2023 | ALNY | $84.5K | Sale | 450 | $187.71 | Discretionary |
| Aug 3, 2023 | ALNY | $318.8K | Sale | 1,714 | $185.99 | Discretionary |
| Aug 2, 2023 | ALNY | $0 | Option Exercise | 22,477 | $N/A | Discretionary |
| Jun 13, 2021 | BMY | $0 | Option Exercise | 902 | $N/A | Discretionary |
| Jun 3, 2021 | BMY | $0 | Option Exercise | 2,949 | $N/A | Discretionary |
| Jun 14, 2020 | BMY | $0 | Option Exercise | 558 | $N/A | Discretionary |
| Jun 13, 2020 | BMY | $0 | Option Exercise | 903 | $N/A | Discretionary |
| Jun 3, 2020 | BMY | $0 | Option Exercise | 2,949 | $N/A | Discretionary |
| Feb 28, 2020 | SRPT | $0 | Award | 2,075 | $N/A | Discretionary |
| Dec 4, 2019 | BMY | $5.2K | Purchase | 88 | $58.90 | Discretionary |
| Nov 20, 2019 | CELG | $0 | Disposition | 2,209 | $N/A | Discretionary |
| Nov 20, 2019 | CELG | $0 | Disposition | 2,000 | $N/A | Discretionary |
| Nov 20, 2019 | BMY | $0 | Award | 4,069 | $N/A | Discretionary |
| Nov 20, 2019 | BMY | $0 | Award | 2,000 | $N/A | Discretionary |
| Sep 9, 2019 | SRPT | $173.5K | Purchase | 2,000 | $86.74 | Discretionary |
| Jun 15, 2019 | CELG | $0 | Option Exercise | 375 | $N/A | Discretionary |
| Jun 14, 2019 | CELG | $0 | Option Exercise | 300 | $N/A | Discretionary |
| Jun 13, 2019 | CELG | $0 | Option Exercise | 484 | $N/A | Discretionary |
| Mar 4, 2019 | SRPT | $0 | Award | 1,633 | $N/A | Discretionary |
| Mar 4, 2019 | KLDO | $0 | Conversion | 225,000 | $N/A | Discretionary |
| Mar 4, 2019 | KLDO | $0 | Conversion | 417,673 | $N/A | Discretionary |