Laurence M. Corash, Chief Medical Officer at CERUS CORP (CERS), bought 9,915 shares at $2.54 ($25K) on 2011-03-14, disclosed to the SEC on 2011-03-14.
Open-market purchase of $25k CERS by Chief Medical Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $2.60 | 1,500 | $4K | 15.4% |
| 2 | $2.53 | 1,100 | $3K | 11.0% |
| 3 | $2.54 | 315 | $800 | 3.2% |
| 4 | $2.54 | 7,000 | $18K | 70.4% |
| Total | $2.55 avg | 9,915 | $25K | 100% |
| Filing → |
| CERS | SELL | 2022-03-15 | $234K | — | Filing → |
| CERS | SELL | 2021-03-16 | $303K | — | Filing → |
| CERS | SELL | 2020-03-24 | $63K | — | Filing → |