William Mariner Greenman, President and CEO at CERUS CORP (CERS), bought 21,800 shares at $3.95 ($86K) on 2014-11-10, disclosed to the SEC on 2014-11-12.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $3.90 | 9,300 | $36K | 42.4% |
| 2 | $3.94 | 2,500 | $10K | 11.5% |
| 3 | $3.95 | 10,000 | $40K | 46.1% |
| Total | $3.93 avg | 21,800 | $86K | 100% |
| Filing → |
| CERS | SELL | 2026-03-09 | $157K | — | Filing → |
| CERS | SELL | 2025-03-17 | $562K | — | Filing → |
| CERS | SELL | 2025-03-10 | $91K | — | Filing → |