Michael Bigham serves as Executive at XENOGEN CORP, where they oversee executive responsibilities. Since joining the company, Michael Bigham has executed 63 insider transactions totaling $2.7M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 21, 2023 involved selling 228,750 shares valued at $0.
Michael Bigham currently holds 228,750 shares of XENOGEN CORP (XGEN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael Bigham has been a net seller of XGEN stock. They have purchased $458.2K and sold $2.2M worth of shares.
Michael Bigham's most recent insider trade was on Sep 21, 2023, when they sold 228,750 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Aug 9, 2023 | PRTK | $68.8K | Sale | 31,250 | $2.20 | Planned |
| Aug 8, 2023 | PRTK | $0 | Award | 156,250 | $N/A | Planned |
| Dec 21, 2022 | PRTK | $31.3K | Sale | 15,750 | $1.99 | Discretionary |
| Dec 20, 2022 | PRTK | $0 | Award | 45,000 | $N/A | Discretionary |
| Dec 13, 2022 | PRTK | $62.5K | Sale | 31,891 | $1.96 | Discretionary |
| Dec 12, 2022 | PRTK | $38.6K | Sale | 19,484 | $1.98 | Discretionary |
| Oct 28, 2022 | PRTK | $20.8K | Sale | 6,000 | $3.47 | Discretionary |
| Oct 25, 2022 | PRTK | $0 | Award | 30,000 | $N/A | Discretionary |
| Aug 9, 2022 | PRTK | $76.2K | Sale | 28,637 | $2.66 | Discretionary |
| Aug 8, 2022 | PRTK | $0 | Award | 143,182 | $N/A | Discretionary |
| Mar 15, 2022 | PRTK | $0 | Award | 202,500 | $N/A | Discretionary |
| Dec 15, 2021 | PRTK | $76.1K | Sale | 17,819 | $4.27 | Discretionary |
| Dec 14, 2021 | PRTK | $37.7K | Sale | 8,622 | $4.37 | Discretionary |
| Dec 13, 2021 | PRTK | $22.4K | Sale | 5,059 | $4.42 | Discretionary |
| Nov 24, 2021 | ADMS | $0 | Tender | 10,000 | $N/A | Discretionary |
| Aug 17, 2021 | PRTK | $164.0K | Sale | 32,030 | $5.12 | Discretionary |
| Aug 16, 2021 | PRTK | $0 | Award | 75,000 | $N/A | Discretionary |
| Jun 4, 2021 | PRTK | $333.3K | Sale | 34,364 | $9.70 | Discretionary |
| Jun 2, 2021 | ADMS | $0 | Award | 5,000 | $N/A | Discretionary |
| May 27, 2021 | PRTK | $0 | Award | 85,909 | $N/A | Discretionary |
| Mar 30, 2021 | PRTK | $0 | Award | 281,250 | $N/A | Discretionary |
| Dec 14, 2020 | PRTK | $174.9K | Sale | 26,063 | $6.71 | Discretionary |
| Dec 11, 2020 | PRTK | $127.4K | Sale | 18,337 | $6.95 | Discretionary |
| Nov 13, 2020 | PRTK | $155.7K | Sale | 26,250 | $5.93 | Discretionary |
| Nov 12, 2020 | PRTK | $0 | Award | 75,000 | $N/A | Discretionary |
| Jun 3, 2020 | ADMS | $0 | Award | 5,000 | $N/A | Discretionary |
| May 12, 2020 | PRTK | $57.3K | Sale | 12,250 | $4.68 | Discretionary |
| Feb 19, 2020 | PRTK | $0 | Award | 135,000 | $N/A | Discretionary |