CERS Insider Transactions
362 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
CERS insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Jensen Chrystal | Chief Legal Officer | 2026-08-17 | Sale | 30,000 | $2.9843 |
| Jayaraman Vivek K | Chief Executive Officer | 2026-07-16 | Sale | 16,666 | $3.16 |
| Jayaraman Vivek K | Chief Operating Officer | 2026-06-30 | Sale | 42,359 | $2.9429 |
| Jensen Chrystal | Chief Legal Officer | 2026-06-30 | Sale | 24,329 | $2.9429 |
| Green Kevin Dennis | Chief Financial Officer | 2026-06-30 | Sale | 33,676 | $2.9429 |
| Greenman William Mariner | President and CEO | 2026-06-30 | Sale | 101,919 | $2.9429 |
| BJERKHOLT ERIC | Director | 2026-06-09 | Sale | 20,454.0 | $2.6 |
| Jayaraman Vivek K | Chief Operating Officer | 2026-05-29 | Sale | 16,667.0 | $3.0 |
| Jayaraman Vivek K | Chief Operating Officer | 2026-05-01 | Sale | 16,667.0 | $3.0 |
| Jayaraman Vivek K | Chief Operating Officer | 2026-03-12 | Sale | 165,200.0 | $1.66 |
| Green Kevin Dennis | Chief Financial Officer | 2026-03-12 | Sale | 127,544.0 | $1.66 |
| Greenman William Mariner | President and CEO | 2026-03-12 | Sale | 447,757.0 | $1.66 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-12 | Sale | 101,740.0 | $1.66 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-09 | Sale | 40,426.0 | $1.88 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-09 | Sale | 40,426.0 | $1.88 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-06 | Sale | 24,235.0 | $2.01 |
| Jayaraman Vivek K | Chief Operating Officer | 2026-03-06 | Sale | 34,094.0 | $2.01 |
| Jensen Chrystal | Chief Legal Officer | 2026-03-06 | Sale | 30,845.0 | $2.01 |
| Green Kevin Dennis | Chief Financial Officer | 2026-03-06 | Sale | 27,796.0 | $2.01 |
| Greenman William Mariner | President and CEO | 2026-03-06 | Sale | 78,187.0 | $2.01 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-06 | Sale | 24,235.0 | $2.01 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-05 | Sale | 61,233.0 | $2.06 |
| Green Kevin Dennis | Chief Financial Officer | 2026-03-05 | Sale | 55,225.0 | $2.06 |
| Benjamin Richard J | Chief Medical Officer | 2026-03-05 | Sale | 61,233.0 | $2.06 |
| Jensen Chrystal | Chief Legal Officer | 2025-11-24 | Sale | 55,000.0 | $1.7 |
| Gregory Dean A. | Director | 2025-08-25 | Purchase | 25,000.0 | $1.25 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-14 | Sale | 30,075.0 | $1.45 |
| Jayaraman Vivek K | Chief Operating Officer | 2025-03-14 | Sale | 46,004.0 | $1.45 |
| Greenman William Mariner | President and CEO | 2025-03-14 | Sale | 122,827.0 | $1.45 |
| Green Kevin Dennis | Chief Financial Officer | 2025-03-14 | Sale | 36,740.0 | $1.45 |
| Benjamin Richard J | Chief Medical Officer | 2025-03-14 | Sale | 30,075.0 | $1.45 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-13 | Sale | 18,949.0 | $1.45 |
| Jayaraman Vivek K | Chief Operating Officer | 2025-03-13 | Sale | 29,985.0 | $1.45 |
| Greenman William Mariner | President and CEO | 2025-03-13 | Sale | 71,086.0 | $1.45 |
| Green Kevin Dennis | Chief Financial Officer | 2025-03-13 | Sale | 23,147.0 | $1.45 |
| Benjamin Richard J | Chief Medical Officer | 2025-03-13 | Sale | 18,949.0 | $1.45 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-12 | Sale | 113,008.0 | $1.66 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-07 | Sale | 27,457.0 | $1.5 |
| Jayaraman Vivek K | Chief Operating Officer | 2025-03-07 | Sale | 33,999.0 | $1.5 |
| Greenman William Mariner | President and CEO | 2025-03-07 | Sale | 60,984.0 | $1.5 |
| Green Kevin Dennis | Chief Financial Officer | 2025-03-07 | Sale | 31,148.0 | $1.5 |
| Benjamin Richard J | Chief Medical Officer | 2025-03-07 | Sale | 26,139.0 | $1.5 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-04 | Sale | 60,000.0 | $1.59 |
| Jensen Chrystal | Chief Legal Officer | 2025-03-04 | Sale | 6,292.0 | $1.55 |
| Jayaraman Vivek K | Chief Operating Officer | 2025-03-04 | Sale | 10,780.0 | $1.55 |
| Greenman William Mariner | President and CEO | 2025-03-04 | Sale | 23,023.0 | $1.55 |
| Green Kevin Dennis | Chief Financial Officer | 2025-03-04 | Sale | 8,386.0 | $1.55 |
| Benjamin Richard J | Chief Medical Officer | 2025-03-04 | Sale | 6,292.0 | $1.55 |
| Green Kevin Dennis | Chief Financial Officer | 2025-03-03 | Sale | 60,656.0 | $1.58 |
| Benjamin Richard J | Chief Medical Officer | 2025-03-03 | Sale | 51,254.0 | $1.58 |
| Jensen Chrystal | Chief Legal Officer | 2024-12-16 | Sale | 16,667.0 | $1.71 |
| Gregory Dean A. | Director | 2024-12-13 | Purchase | 1,725.0 | $1.7 |
| BJERKHOLT ERIC | Director | 2024-12-12 | Sale | 20,000.0 | $1.79 |
| Green Kevin Dennis | Chief Financial Officer | 2024-09-04 | Sale | 54,272.0 | $2.15 |
| Green Kevin Dennis | Chief Financial Officer | 2024-09-03 | Sale | 28,385.0 | $2.18 |
| Jensen Chrystal | Chief Legal Officer | 2024-08-15 | Sale | 16,667.0 | $2.07 |
| Benjamin Richard J | Chief Medical Officer | 2024-08-02 | Sale | 21,605.0 | $2.5 |
| Shan Hua | Director | 2024-05-13 | Purchase | 2,500.0 | $1.99 |
| NACHTSHEIM JAMI K | Director | 2024-05-10 | Purchase | 2,000.0 | $1.79 |
| Witney Frank | Director | 2024-05-09 | Purchase | 20,000.0 | $1.89 |
| Swisher Daniel N JR | Director | 2024-05-09 | Purchase | 2,500.0 | $1.88 |
| Green Kevin Dennis | Chief Financial Officer | 2024-03-14 | Sale | 21,497.0 | $1.97 |
| Jensen Chrystal | Chief Legal Officer | 2024-03-14 | Sale | 17,824.0 | $1.97 |
| Jayaraman Vivek K | Chief Operating Officer | 2024-03-14 | Sale | 26,794.0 | $1.97 |
| Greenman William Mariner | President and CEO | 2024-03-14 | Sale | 63,611.0 | $2.02 |
| CORASH LAURENCE M | Chief Scientific Officer | 2024-03-14 | Sale | 14,360.0 | $1.97 |
| Benjamin Richard J | Chief Medical Officer | 2024-03-14 | Sale | 17,738.0 | $1.97 |
| Green Kevin Dennis | Chief Financial Officer | 2024-03-13 | Sale | 21,058.0 | $2.02 |
| Moore Carol | SVP Reg. & Quality | 2024-03-13 | Sale | 10,416.0 | $1.97 |
| Moore Carol | SVP Reg. & Quality | 2024-03-13 | Sale | 10,203.0 | $2.06 |
| Jensen Chrystal | Chief Legal Officer | 2024-03-13 | Sale | 17,460.0 | $2.06 |
| Jayaraman Vivek K | Chief Operating Officer | 2024-03-13 | Sale | 26,247.0 | $2.06 |
| Greenman William Mariner | President and CEO | 2024-03-13 | Sale | 62,315.0 | $2.06 |
| CORASH LAURENCE M | Chief Scientific Officer | 2024-03-13 | Sale | 14,067.0 | $2.06 |
| Benjamin Richard J | Chief Medical Officer | 2024-03-13 | Sale | 17,377.0 | $2.06 |
| Benjamin Richard J | Chief Medical Officer | 2024-03-08 | Sale | 29,378.0 | $2.4 |
| BJERKHOLT ERIC | Director | 2023-12-13 | Purchase | 10,000.0 | $1.62 |
| Lucena Ann | Director | 2023-08-22 | Purchase | 7,500.0 | $1.69 |
| BJERKHOLT ERIC | Director | 2023-08-21 | Purchase | 10,000.0 | $1.72 |
| Swisher Daniel N JR | Director | 2023-05-26 | Purchase | 5,000.0 | $1.91 |
| SCHULZE GAIL | Director | 2023-05-24 | Purchase | 9,850.0 | $2.03 |
| BJERKHOLT ERIC | Director | 2023-05-23 | Purchase | 5,000.0 | $2.0 |
| Moore Carol | SVP Reg. & Quality | 2023-03-13 | Sale | 3,350.0 | $2.8 |
| Moore Carol | SVP Reg. & Quality | 2023-03-13 | Sale | 9,728.0 | $2.8 |
| Jayaraman Vivek K | Chief Operating Officer | 2023-03-13 | Sale | 8,791.0 | $2.8 |
| Jayaraman Vivek K | Chief Operating Officer | 2023-03-13 | Sale | 16,565.0 | $2.8 |
| Menard Chrystal | Chief Legal Officer | 2023-03-13 | Sale | 5,758.0 | $2.8 |
| Menard Chrystal | Chief Legal Officer | 2023-03-13 | Sale | 9,710.0 | $2.8 |
| Greenman William Mariner | President and CEO | 2023-03-13 | Sale | 22,732.0 | $2.8 |
| Greenman William Mariner | President and CEO | 2023-03-13 | Sale | 37,748.0 | $2.8 |
| Green Kevin Dennis | Chief Financial Officer | 2023-03-13 | Sale | 7,501.0 | $2.8 |
| Green Kevin Dennis | Chief Financial Officer | 2023-03-13 | Sale | 9,662.0 | $2.8 |
| CORASH LAURENCE M | Chief Scientific Officer | 2023-03-13 | Sale | 5,745.0 | $2.8 |
| CORASH LAURENCE M | Chief Scientific Officer | 2023-03-13 | Sale | 9,597.0 | $2.8 |
| Benjamin Richard J | Chief Medical Officer | 2023-03-13 | Sale | 10,000.0 | $2.78 |
| Benjamin Richard J | Chief Medical Officer | 2023-03-13 | Sale | 5,747.0 | $2.8 |
| Benjamin Richard J | Chief Medical Officer | 2023-03-13 | Sale | 9,606.0 | $2.8 |
| Swisher Daniel N JR | Director | 2022-11-10 | Sale | 12,500.0 | $3.91 |
| Menard Chrystal | Chief Legal Officer | 2022-08-15 | Sale | 10,000.0 | $5.18 |
| Benjamin Richard J | Chief Medical Officer | 2022-08-09 | Sale | 10,000.0 | $5.12 |