Laurence M. Corash, Chief Scientific Officer at CERUS CORP (CERS), bought 84,600 shares at $4.73 ($404K) on 2015-08-14, disclosed to the SEC on 2015-08-18.
Open-market purchase of $404k CERS by Chief Scientific 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 | $4.73 | 49,900 | $236K | 58.5% |
| 2 | $4.81 | 27,982 | $135K | 33.3% |
| 3 | $4.92 | 6,718 | $33K | 8.2% |
| Total | $4.77 avg | 84,600 | $404K | 100% |
| Filing → |
| CERS | SELL | 2022-03-15 | $234K | — | Filing → |
| CERS | SELL | 2021-03-16 | $303K | — | Filing → |
| CERS | SELL | 2020-03-24 | $63K | — | Filing → |