Laurence M. Corash, Chief Medical Officer at CERUS CORP (CERS), bought 20,000 shares at $2.67 ($54K) on 2011-03-09, disclosed to the SEC on 2011-03-09.
Open-market purchase of $54k 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 | $2.67 | 100 | $267 | 0.5% |
| 2 | $2.68 | 400 | $1K | 2.0% |
| 3 | $2.70 | 9,500 | $26K | 47.6% |
| 4 | $2.67 | 2,000 | $5K | 9.9% |
| 5 | $2.68 | 1,000 | $3K | 5.0% |
| 6 | $2.69 | 3,100 |
| $8K |
| 15.5% |
| 7 | $2.70 | 3,900 | $11K | 19.5% |
| Total | $2.69 avg | 20,000 | $54K | 100% |
| Filing → |
| CERS | SELL | 2022-03-15 | $234K | — | Filing → |
| CERS | SELL | 2021-03-16 | $303K | — | Filing → |
| CERS | SELL | 2020-03-24 | $63K | — | Filing → |