CERS insider transaction filings
CERUS CORP — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-17. Screen CERS transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 6 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 6 legs across 6 filings by 4 insiders — 248,949 shares, $737,492 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 101,919 shares @ $2.94 ($299,937) by Greenman William Mariner, filed 2026-07-02.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Greenman William Mariner — President and CEO, Director | 1 | — | 1 leg · 101,919 sh · $299,937 | 1 |
| Jayaraman Vivek K — Chief Executive Officer | 2 | — | 2 legs · 59,025 sh · $177,323 | 3 |
| Jensen Chrystal — Chief Legal Officer | 2 | — | 2 legs · 54,329 sh · $161,127 | 1 |
| Green Kevin Dennis — Chief Financial Officer | 1 | — | 1 leg · 33,676 sh · $99,105 | 1 |
Recent Form 4 filings — CERUS CORP
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-17 | 4 | Jensen Chrystal — Chief Legal Officer | Sale (S): 30,000 @ $2.98 | EDGAR |
| 2026-07-20 | 4 | Jayaraman Vivek K — Chief Executive Officer | Sale (S): 16,666 @ $3.16 | EDGAR |
| 2026-07-02 | 4 | Jayaraman Vivek K — Chief Operating Officer | Grant/award (A): 80,000 @ $0 · Sale (S): 42,359 @ $2.94 · Grant/award (A): 554,529 @ $0 · Grant/award (A): 369,686 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Jensen Chrystal — Chief Legal Officer | Grant/award (A): 55,000 @ $0 · Sale (S): 24,329 @ $2.94 | EDGAR |
| 2026-07-02 | 4 | Green Kevin Dennis — Chief Financial Officer | Grant/award (A): 63,600 @ $0 · Sale (S): 33,676 @ $2.94 | EDGAR |
| 2026-07-02 | 4 | Greenman William Mariner — President and CEO, Director | Grant/award (A): 192,500 @ $0 · Sale (S): 101,919 @ $2.94 | EDGAR |
| 2026-06-11 | 4 | BJERKHOLT ERIC — Director | Sale (S): 20,454 @ $2.60 | EDGAR |
| 2026-06-02 | 4 | Lucena Ann — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-06-02 | 4 | BJERKHOLT ERIC — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-06-02 | 4 | NACHTSHEIM JAMI K — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-06-02 | 4 | Jayaraman Vivek K — Chief Operating Officer | Sale (S): 16,667 @ $3 | EDGAR |
| 2026-06-02 | 4 | Witney Frank — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-06-02 | 4 | Gregory Dean A. — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-06-02 | 4 | Shan Hua — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2026-05-05 | 4 | Jayaraman Vivek K — Chief Operating Officer | Sale (S): 16,667 @ $3 | EDGAR |
| 2026-04-03 | 4 | Jensen Chrystal — Chief Legal Officer | Grant/award (A): 200,000 @ $0 | EDGAR |
| 2026-04-03 | 4 | Green Kevin Dennis — Chief Financial Officer | Grant/award (A): 200,000 @ $0 | EDGAR |
| 2026-03-16 | 4 | Jayaraman Vivek K — Chief Operating Officer | Sale (S): 165,200 @ $1.66 | EDGAR |
| 2026-03-16 | 4 | Jensen Chrystal — Chief Legal Officer | Sale (S): 113,008 @ $1.66 | EDGAR |
| 2026-03-16 | 4 | Green Kevin Dennis — Chief Financial Officer | Sale (S): 127,544 @ $1.66 | EDGAR |
| 2026-03-16 | 4 | Greenman William Mariner — President and CEO, Director | Sale (S): 447,757 @ $1.66 | EDGAR |
| 2026-03-16 | 4 | Benjamin Richard J — Chief Medical Officer | Sale (S): 101,740 @ $1.66 | EDGAR |
| 2026-03-10 | 4/A | Benjamin Richard J — Chief Medical Officer | Grant/award (A): 55,220 @ $0 · Sale (S): 61,233 @ $2.06 · Sale (S): 24,235 @ $2.01 · Sale (S): 40,426 @ $1.88 | EDGAR |
| 2026-03-09 | 4 | Jayaraman Vivek K — Chief Operating Officer | Grant/award (A): 80,320 @ $0 · Sale (S): 34,094 @ $2.01 | EDGAR |
| 2026-03-09 | 4 | Jensen Chrystal — Chief Legal Officer | Grant/award (A): 55,220 @ $0 · Sale (S): 30,845 @ $2.01 | EDGAR |
| 2026-03-09 | 4 | Green Kevin Dennis — Chief Financial Officer | Grant/award (A): 63,854 @ $0 · Sale (S): 55,225 @ $2.06 · Sale (S): 27,796 @ $2.01 | EDGAR |
| 2026-03-09 | 4 | Greenman William Mariner — President and CEO, Director | Grant/award (A): 193,270 @ $0 · Sale (S): 78,187 @ $2.01 | EDGAR |
| 2026-03-09 | 4 | Benjamin Richard J — Chief Medical Officer | Grant/award (A): 55,220 @ $0 · Sale (S): 61,233 @ $2.06 · Sale (S): 24,235 @ $2.01 · Sale (S): 40,426 @ $1.88 | EDGAR |
| 2026-03-04 | 4 | Jayaraman Vivek K — Chief Operating Officer | Grant/award (A): 420,000 @ $0 | EDGAR |
| 2026-03-04 | 4 | Jensen Chrystal — Chief Legal Officer | Grant/award (A): 300,000 @ $0 | EDGAR |
| 2026-03-04 | 4 | Green Kevin Dennis — Chief Financial Officer | Grant/award (A): 300,000 @ $0 | EDGAR |
| 2026-03-04 | 4 | Greenman William Mariner — President and CEO, Director | Grant/award (A): 1,200,000 @ $0 | EDGAR |
| 2026-03-04 | 4 | Benjamin Richard J — Chief Medical Officer | Grant/award (A): 264,000 @ $0 | EDGAR |
| 2025-11-26 | 4 | Jensen Chrystal — Chief Legal Officer | Sale (S): 55,000 @ $1.70 | EDGAR |
| 2025-08-25 | 4 | Gregory Dean A. — Director | Purchase (P): 25,000 @ $1.25 | EDGAR |
| 2025-06-04 | 4 | Witney Frank — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | MOORE TIMOTHY L. — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | Swisher Daniel N JR — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | NACHTSHEIM JAMI K — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | Lucena Ann — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | Shan Hua — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-06-04 | 4 | BJERKHOLT ERIC — Director | Grant/award (A): 60,000 @ $0 | EDGAR |
| 2025-03-17 | 4 | Jensen Chrystal — Chief Legal Officer | Sale (S): 18,949 @ $1.45 · Sale (S): 30,075 @ $1.45 | EDGAR |
| 2025-03-17 | 4 | Jayaraman Vivek K — Chief Operating Officer | Sale (S): 29,985 @ $1.45 · Sale (S): 46,004 @ $1.45 | EDGAR |
| 2025-03-17 | 4 | Greenman William Mariner — President and CEO, Director | Sale (S): 71,086 @ $1.45 · Sale (S): 122,827 @ $1.45 | EDGAR |
| 2025-03-17 | 4 | Green Kevin Dennis — Chief Financial Officer | Sale (S): 23,147 @ $1.45 · Sale (S): 36,740 @ $1.45 | EDGAR |
| 2025-03-17 | 4 | Benjamin Richard J — Chief Medical Officer | Sale (S): 18,949 @ $1.45 · Sale (S): 30,075 @ $1.45 | EDGAR |
| 2025-03-10 | 4 | Greenman William Mariner — President and CEO, Director | Grant/award (A): 975,000 @ $0 · Grant/award (A): 165,742 @ $0 · Sale (S): 60,984 @ $1.50 | EDGAR |
| 2025-03-10 | 4 | Green Kevin Dennis — Chief Financial Officer | Grant/award (A): 392,500 @ $0 · Grant/award (A): 80,540 @ $0 · Sale (S): 31,148 @ $1.50 | EDGAR |
| 2025-03-10 | 4 | Benjamin Richard J — Chief Medical Officer | Grant/award (A): 300,000 @ $0 · Grant/award (A): 66,565 @ $0 · Sale (S): 26,139 @ $1.50 | EDGAR |
Recent 8-K events — CERUS CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-30 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-10 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-08 | 8-K | 1.01 — Entry into a Material Definitive Agreement 1.02 — Termination of a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant | EDGAR |
| 2026-06-03 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-04-30 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-21 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-03-16 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-02 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-23 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-01-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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