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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| CERS | Jayaraman Vivek K | Chief Operating Officer | May 29 '26 | Sale | 3.00 | 16,667 | 50,001 | 1,656,707 | Jun 02 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | May 01 '26 | Sale | 3.00 | 16,667 | 50,001 | 1,673,374 | May 05 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '26 | Sale | 1.66 | 165,200 | 273,769 | 1,747,674 | Mar 16 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 06 '26 | Sale | 2.01 | 34,094 | 68,376 | 1,912,874 | Mar 09 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 14 '25 | Sale | 1.45 | 46,004 | 66,706 | 1,431,326 | Mar 17 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 13 '25 | Sale | 1.45 | 29,985 | 43,478 | 1,477,330 | Mar 17 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 07 '25 | Sale | 1.50 | 33,999 | 50,931 | 1,507,315 | Mar 10 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 04 '25 | Sale | 1.55 | 10,780 | 16,693 | 905,828 | Mar 05 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 03 '25 | Option Exercise | 0.00 | 47,700 | 0 | 916,608 | Mar 05 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 14 '24 | Sale | 1.97 | 26,794 | 52,902 | 878,653 | Mar 14 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 13 '24 | Sale | 2.06 | 26,247 | 53,990 | 905,447 | Mar 14 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '24 | Option Exercise | 0.00 | 50,000 | 0 | 931,694 | Mar 14 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 13 '23 | Sale | 2.80 | 25,356 | 70,997 | 641,861 | Mar 14 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '23 | Option Exercise | 0.00 | 138,400 | 0 | 666,861 | Mar 14 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '22 | Option Exercise | 0.00 | 42,900 | 0 | 44,200 | Mar 15 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '22 | Sale | 5.04 | 16,151 | 81,393 | 327,097 | Mar 15 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 15 '21 | Sale | 6.38 | 37,149 | 236,925 | 148,332 | Mar 16 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Mar 12 '21 | Option Exercise | 0.00 | 207,466 | 0 | 220,446 | Mar 16 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Dec 22 '20 | Option Exercise | 4.32 | 112,210 | 484,800 | 188,440 | Dec 28 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Operating Officer | Dec 22 '20 | Sale | 8.00 | 2,668 | 21,344 | 135,003 | Dec 28 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Commercial Officer | Dec 11 '20 | Option Exercise | 4.33 | 18,895 | 81,815 | 178,898 | Dec 15 12:00 AM |
| CERS | Jayaraman Vivek K | Chief Commercial Officer | Dec 11 '20 | Sale | 8.00 | 18,895 | 151,160 | 160,003 | Dec 15 12:00 AM |