Benjamin Richard J
SEC CIK 1296322 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| CERS | CERUS CORP | Chief Medical Off | 777.4K | — | $2.61M | 25 | 2021-11-03 | 2026-03-12 |
Most active insiders at CERS, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Greenman William Mariner | Pres, CEO, Dir | — | $1.20M |
| 2 | Benjamin Richard J | Chief Medical Off | — | $670.6K |
| 3 | Jayaraman Vivek K | COO | — | $620.1K |
| 4 | Green Kevin Dennis | CFO | — | $480.5K |
| 5 | Jensen Chrystal | CLO | — | $316.6K |
| 6 | BJERKHOLT ERIC | Dir | — | $53.2K |
| 7 | Gregory Dean A. | Dir | — | — |
| 8 | Shan Hua | Dir | — | — |
| 9 | Lucena Ann | Dir | — | — |
| 10 | Witney Frank | Dir | — | — |
Transactions 25
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-03-16 | 2026-03-12 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $1.66 | -101.7K | 777.4K | -12% | -$168.9K |
| MAT | 2026-03-10 | 2026-03-05+ | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $1.99 | -125.9K | 943.8K | -12% | -$250.9K |
| AT | 2026-03-10 | 2026-03-05 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +55.2K | 1.00M | +6% | $0 |
| MT | 2026-03-09 | 2026-03-05+ | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $1.99 | -125.9K | 943.8K | -12% | -$250.9K |
| T | 2026-03-09 | 2026-03-05 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +55.2K | 1.00M | +6% | $0 |
| T | 2026-03-04 | 2026-03-02 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +264.0K | 949.8K | +38% | $0 |
| MT | 2025-03-17 | 2025-03-13+ | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $1.45 | -49.0K | 685.8K | -7% | -$71.1K |
| T | 2025-03-10 | 2025-03-07 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $1.50 | -26.1K | 734.8K | -3% | -$39.2K |
| MT | 2025-03-10 | 2025-03-06 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +366.6K | 694.4K | +112% | $0 |
| DT | 2025-03-05 | 2025-03-03 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | M - OptEx | — | +13.9K | 451.9K | +3% | — |
| DMT | 2025-03-05 | 2025-03-03+ | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale+OE | $1.58 | -57.5K | 394.4K | -13% | -$90.7K |
| T | 2024-08-07 | 2024-08-02 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $2.50 | -21.6K | 438.0K | -5% | -$54.0K |
| D | 2024-03-14 | 2024-03-12 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | M - OptEx | — | +16.7K | 494.7K | +3% | — |
| DM | 2024-03-14 | 2024-03-13+ | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale+OE | $2.01 | -35.1K | 477.4K | -7% | -$70.7K |
| 2024-03-12 | 2024-03-08 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $2.40 | -29.4K | 478.1K | -6% | -$70.5K | |
| 2024-03-05 | 2024-03-01 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +160.0K | 507.4K | +46% | $0 | |
| DM | 2023-03-14 | 2023-03-12 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | M - OptEx | — | +40.1K | 363.2K | +12% | — |
| DM | 2023-03-14 | 2023-03-13 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale+OE | $2.79 | -25.4K | 347.4K | -7% | -$70.8K |
| 2023-03-03 | 2023-03-01 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +160.0K | 332.7K | +93% | $0 | |
| 2022-08-11 | 2022-08-09 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale | $5.12 | -10.0K | 172.7K | -5% | -$51.2K | |
| DM | 2022-03-15 | 2022-03-12 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | M - OptEx | — | +84.4K | 173.5K | +95% | — |
| DM | 2022-03-15 | 2022-03-14 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale+OE | $5.04 | -30.3K | 157.4K | -16% | -$152.7K |
| D | 2022-03-03 | 2022-03-01 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | A - Grant | $0.00 | +52.5K | 128.5K | +69% | $0 |
| DM | 2021-11-05 | 2021-11-03 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | M - OptEx | $4.56 | +165.0K | 109.4K | New | +$753.1K |
| DM | 2021-11-05 | 2021-11-03 | CERS | CERUS CORP | Benjamin Richard J | Chief Medical Off | S - Sale+OE | $7.68 | -165.0K | 76.0K | -68% | -$1.27M |
Purchase Sale Sale after option exercise All abbreviations