| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 1 | +25,000 | 2% | $1.25 | +$31,250 |
| Sells | 5 | -1,249,282 | 98% | $1.76 | -$2,196,879 |
| Net | -4 | -1,224,282 | -96% | -$2,165,629 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| William Mariner Greenman | President and CEO, Director | $8,283,502 | -$898,827 | -9.8% | 12 Mar 2026 |
| Laurence M. Corash | Chief Scientific Officer | $4,619,583 | 12 Mar 2024 | ||
| Vivek K. Jayaraman | Chief Operating Officer | $2,896,245 | -$342,145 | -11% | 12 Mar 2026 |
| Kevin Dennis Green | Chief Financial Officer | $1,724,401 | -$381,012 | -18% | 12 Mar 2026 |
| Chrystal N. Jensen | Chief Legal Officer | $1,567,928 | -$155,360 | -9% | 12 Mar 2026 |
| Richard J. Benjamin | Chief Medical Officer | $1,288,242 | -$419,535 | -25% | 12 Mar 2026 |
| Carol Moore | SVP Reg. & Quality | $968,686 | 12 Mar 2024 | ||
| Gail Schulze | Director | $817,100 | 05 Jun 2024 | ||
| Frank Witney | Director | $366,877 | 03 Jun 2025 | ||
| Timothy B. Anderson | Director | $346,669 | 01 Jun 2021 | ||
| Eric Bjerkholt | Director | $290,994 | 03 Jun 2025 | ||
| Jami K. Nachtsheim | Director | $272,954 | 03 Jun 2025 | ||
| Daniel N. Swisher Jr. | Director | $271,228 | 03 Jun 2025 | ||
| Timothy L. Moore | Director | $268,645 | 03 Jun 2025 | ||
| Ann Lucena | Director | $225,692 | 03 Jun 2025 | ||
| Hua Shan | Director | $173,425 | 03 Jun 2025 | ||
| Dean A. Gregory | Director | $108,406 | +$31,250 | +41% | 25 Aug 2025 |
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Vivek K. Jayaraman | CERS | Common Stock | Sale | -8.64% | $273,769 | $1.66 | -165,200 | 1,747,674 | 12 Mar 2026 | Direct |
| William Mariner Greenman | CERS | Common Stock | Sale | -8.22% | $742,023 | $1.66 | -447,757 | 4,998,493 | 12 Mar 2026 | Direct |
| Kevin Dennis Green | CERS | Common Stock | Sale | -10.9% | $211,366 | $1.66 | -127,544 | 1,040,551 | 12 Mar 2026 | Direct |
| Richard J. Benjamin | CERS | Common Stock | Sale | -11.6% | $168,604 | $1.66 | -101,740 | 777,361 | 12 Mar 2026 | Direct |
| Richard J. Benjamin | CERS | Common Stock | Sale | -4.4% | $76,029 | $1.88 | -40,426 | 879,101 | 09 Mar 2026 | Direct |
| Richard J. Benjamin | CERS | Common Stock | Sale | -2.57% | $48,603 | $2.01 | -24,235 | 919,527 | 06 Mar 2026 | Direct |
| Kevin Dennis Green | CERS | Common Stock | Sale | -2.32% | $55,745 | $2.01 | -27,796 | 1,168,095 | 06 Mar 2026 | Direct |
| Chrystal Jensen | CERS | Common Stock | Sale | -2.83% | $61,860 | $2.01 | -30,845 | 1,059,139 | 06 Mar 2026 | Direct |
| Vivek K. Jayaraman | CERS | Common Stock | Sale | -1.75% | $68,376 | $2.01 | -34,094 | 1,912,874 | 06 Mar 2026 | Direct |
| William Mariner Greenman | CERS | Common Stock | Sale | -1.42% | $156,804 | $2.01 | -78,187 | 5,446,250 | 06 Mar 2026 | Direct |
| Richard J. Benjamin | CERS | Common Stock | Sale | -6.09% | $126,299 | $2.06 | -61,233 | 943,762 | 05 Mar 2026 | Direct |
| Richard J. Benjamin | CERS | Common Stock | Award | 5.81% | 55,220 | 1,004,995 | 05 Mar 2026 | Direct | ||
| Kevin Dennis Green | CERS | Common Stock | Sale | -4.41% | $113,902 | $2.06 | -55,225 | 1,195,891 | 05 Mar 2026 | Direct |
| Kevin Dennis Green | CERS | Common Stock | Award | 5.38% | 63,854 | 1,251,116 | 05 Mar 2026 | Direct | ||
| Chrystal Jensen | CERS | Common Stock | Award | 5.37% | 55,220 | 1,083,514 | 05 Mar 2026 | Direct | ||
| Vivek K. Jayaraman | CERS | Common Stock | Award | 4.3% | 80,320 | 1,946,968 | 05 Mar 2026 | Direct | ||
| William Mariner Greenman | CERS | Common Stock | Award | 3.63% | 193,270 | 5,524,437 | 05 Mar 2026 | Direct | ||
| Richard J. Benjamin | CERS | Common Stock | Award | 38.5% | 264,000 | 949,775 | 02 Mar 2026 | Direct | ||
| Kevin Dennis Green | CERS | Common Stock | Award | 33.8% | 300,000 | 1,187,262 | 02 Mar 2026 | Direct | ||
| William Mariner Greenman | CERS | Common Stock | Award | 29% | 1,200,000 | 5,331,167 | 02 Mar 2026 | Direct | ||
| Vivek K. Jayaraman | CERS | Common Stock | Award | 29% | 420,000 | 1,866,648 | 02 Mar 2026 | Direct | ||
| Chrystal Jensen | CERS | Common Stock | Award | 41.2% | 300,000 | 1,028,294 | 02 Mar 2026 | Direct | ||
| Chrystal N. Jensen | CERS | Common Stock | Sale | -7.02% | $93,500 | $1.70 | -55,000 | 728,294 | 24 Nov 2025 | Direct |
| Dean A. Gregory | CERS | Common Stock | Purchase | 40.5% | $31,250 | $1.25 | 25,000 | 86,725 | 25 Aug 2025 | Direct |
| Frank Witney | CERS | Common Stock | Award | 27.3% | 60,000 | 280,059 | 03 Jun 2025 | Direct | ||
| Timothy L. Moore | CERS | Common Stock | Award | 41.4% | 60,000 | 205,073 | 03 Jun 2025 | Direct | ||
| Daniel N. Swisher Jr. | CERS | Common Stock | Award | 40.8% | 60,000 | 207,045 | 03 Jun 2025 | Direct | ||
| Jami K. Nachtsheim | CERS | Common Stock | Award | 40.4% | 60,000 | 208,362 | 03 Jun 2025 | Direct | ||
| Ann Lucena | CERS | Common Stock | Award | 53.4% | 60,000 | 172,284 | 03 Jun 2025 | Direct | ||
| Hua Shan | CERS | Common Stock | Award | 82.9% | 60,000 | 132,386 | 03 Jun 2025 | Direct | ||
| Eric Bjerkholt | CERS | Common Stock | Award | 37% | 60,000 | 222,133 | 03 Jun 2025 | Direct |