William Mariner Greenman
Known title: President and CEOCIK: 0001377258
Associated companies
Transaction History
| CERS | ▲ Buy | Grant | 192,500 | $0 | 6/30/2026 | View on chart |
| CERS | ▼ Sell | Open Market | 101,919 | $300K | 6/30/2026 | View on chart |
| CERS | ▼ Sell | Open Market | 447,757 | $742K | 3/12/2026 | View on chart |
| CERS | ▼ Sell | Open Market | 78,187 | $157K | 3/6/2026 | View on chart |
| CERS | ▲ Buy | Grant | 193,270 | $0 | 3/5/2026 | View on chart |
| CERS | ▲ Buy | Grant | 1,200,000 | $0 | 3/2/2026 | View on chart |
| CERS | ▼ Sell | Open Market | 122,827 | $178K | 3/14/2025 | View on chart |
| CERS | ▼ Sell | Open Market | 71,086 | $103K | 3/13/2025 | View on chart |
| CERS | ▼ Sell | Open Market | 60,984 | $91K | 3/7/2025 | View on chart |
| CERS | ▲ Buy | Grant | 975,000 | $0 | 3/6/2025 | View on chart |
| CERS | ▲ Buy | Grant | 165,742 | $0 | 3/6/2025 | View on chart |
| CERS | ▼ Sell | Open Market | 23,023 | $36K | 3/4/2025 | View on chart |
| CERS | ▲ Buy | Option Exercise | 57,637 | — | 3/3/2025 | View on chart |
| CERS | ▼ Sell | Open Market | 63,611 | $128K | 3/14/2024 | View on chart |
| CERS | ▼ Sell | Open Market | 62,315 | $128K | 3/13/2024 | View on chart |
| CERS | ▲ Buy | Option Exercise | 64,666 | — | 3/12/2024 | View on chart |
| CERS | ▲ Buy | Grant | 575,000 | $0 | 3/1/2024 | View on chart |
| CERS | ▼ Sell | Open Market | 37,748 | $106K | 3/13/2023 | View on chart |
| CERS | ▼ Sell | Open Market | 22,732 | $64K | 3/13/2023 | View on chart |
| CERS | ▲ Buy | Option Exercise | 107,525 | — | 3/12/2023 | View on chart |
| CERS | ▲ Buy | Option Exercise | 64,667 | — | 3/12/2023 | View on chart |
| CERS | ▲ Buy | Grant | 575,000 | $0 | 3/1/2023 | View on chart |
| CERS | ▼ Sell | Open Market | 78,043 | $393K | 3/14/2022 | View on chart |
| CERS | ▼ Sell | Open Market | 53,702 | $271K | 3/14/2022 | View on chart |
| CERS | ▼ Sell | Open Market | 33,276 | $168K | 3/14/2022 | View on chart |
| CERS | ▲ Buy | Option Exercise | 151,666 | — | 3/12/2022 | View on chart |
| CERS | ▲ Buy | Option Exercise | 104,362 | — | 3/12/2022 | View on chart |
| CERS | ▲ Buy | Option Exercise | 64,667 | — | 3/12/2022 | View on chart |
| CERS | ▲ Buy | Grant | 217,500 | $0 | 3/1/2022 | View on chart |
| CERS | ▼ Sell | Open Market | 215,263 | $1.2M | 2/25/2022 | View on chart |
| CERS | ▼ Sell | Open Market | 93,000 | $533K | 2/25/2022 | View on chart |
| CERS | ▲ Buy | Option Exercise | 380,000 | $1.4M | 2/25/2022 | View on chart |