William Mariner Greenman serves as Executive at CERUS CORP, where they oversee executive responsibilities. Since joining the company, William Mariner Greenman has executed 89 insider transactions totaling $5.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 14, 2024 involved selling 63,611 shares valued at $128.5K.
William Mariner Greenman currently holds 3,181,281 shares of CERUS CORP (CERS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Mariner Greenman has been a net seller of CERS stock. They have purchased $260.0K and sold $5.2M worth of shares.
William Mariner Greenman's most recent insider trade was on Mar 14, 2024, when they sold 63,611 shares at $2.02 per share.
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| $2.06 |
| Discretionary |
| Mar 12, 2024 | CERS | $0 | Option Exercise | 64,666 | $N/A | Discretionary |
| Mar 1, 2024 | CERS | $0 | Award | 575,000 | $N/A | Discretionary |
| Aug 11, 2023 | KDNY | $0 | Disposition | 23,643 | $N/A | Discretionary |
| May 30, 2023 | KDNY | $26.9K | Sale | 1,155 | $23.30 | Discretionary |
| May 26, 2023 | KDNY | $0 | Option Exercise | 3,300 | $N/A | Discretionary |
| Mar 13, 2023 | CERS | $105.7K | Sale | 37,748 | $2.80 | Discretionary |
| Mar 13, 2023 | CERS | $63.6K | Sale | 22,732 | $2.80 | Discretionary |
| Mar 12, 2023 | CERS | $0 | Option Exercise | 64,667 | $N/A | Discretionary |
| Mar 12, 2023 | CERS | $0 | Option Exercise | 107,525 | $N/A | Discretionary |
| Mar 1, 2023 | CERS | $0 | Award | 575,000 | $N/A | Discretionary |
| Mar 14, 2022 | CERS | $393.3K | Sale | 78,043 | $5.04 | Discretionary |
| Mar 14, 2022 | CERS | $270.7K | Sale | 53,702 | $5.04 | Discretionary |
| Mar 14, 2022 | CERS | $167.7K | Sale | 33,276 | $5.04 | Discretionary |
| Mar 12, 2022 | CERS | $0 | Option Exercise | 104,362 | $N/A | Discretionary |
| Mar 12, 2022 | CERS | $0 | Option Exercise | 64,667 | $N/A | Discretionary |
| Mar 12, 2022 | CERS | $0 | Option Exercise | 151,666 | $N/A | Discretionary |
| Mar 1, 2022 | CERS | $0 | Award | 217,500 | $N/A | Discretionary |
| Feb 25, 2022 | CERS | $1.4M | Option Exercise | 380,000 | $3.75 | Discretionary |
| Feb 25, 2022 | CERS | $1.2M | Sale | 215,263 | $5.69 | Discretionary |
| Feb 25, 2022 | CERS | $532.9K | Sale | 93,000 | $5.73 | Discretionary |
| Oct 21, 2021 | KDNY | $4.3K | Option Exercise | 1,663 | $2.60 | Discretionary |
| Aug 3, 2021 | CERS | $208.0K | Option Exercise | 100,000 | $2.08 | Discretionary |
| Apr 16, 2021 | CERS | $1.5M | Option Exercise | 550,000 | $2.70 | Discretionary |
| Apr 16, 2021 | CERS | $1.5M | Payment | 233,859 | $6.35 | Discretionary |
| Mar 15, 2021 | CERS | $486.6K | Sale | 76,272 | $6.38 | Discretionary |
| Mar 15, 2021 | CERS | $176.4K | Sale | 27,651 | $6.38 | Discretionary |
| Mar 15, 2021 | CERS | $334.8K | Sale | 52,484 | $6.38 | Discretionary |
| Mar 12, 2021 | CERS | $0 | Option Exercise | 104,363 | $N/A | Discretionary |