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Jayaraman Vivek K – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
CERS	Jayaraman Vivek K	Chief Executive Officer	Jul 16 '26	Sale	3.16	16,666	52,665	2,232,211	Jul 20
CERS	Jayaraman Vivek K	Chief Operating Officer	Jun 30 '26	Sale	2.94	42,359	124,658	1,694,348	Jul 02
CERS	Jayaraman Vivek K	Chief Operating Officer	May 29 '26	Sale	3.00	16,667	50,001	1,656,707	Jun 02
CERS	Jayaraman Vivek K	Chief Operating Officer	May 01 '26	Sale	3.00	16,667	50,001	1,673,374	May 05
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '26	Sale	1.66	165,200	273,769	1,747,674	Mar 16
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 06 '26	Sale	2.01	34,094	68,376	1,912,874	Mar 09
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 14 '25	Sale	1.45	46,004	66,706	1,431,326	Mar 17
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 13 '25	Sale	1.45	29,985	43,478	1,477,330	Mar 17
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 07 '25	Sale	1.50	33,999	50,931	1,507,315	Mar 10
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 04 '25	Sale	1.55	10,780	16,693	905,828	Mar 05
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 03 '25	Option Exercise	0.00	23,850	0	916,608	Mar 05
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 14 '24	Sale	1.97	26,794	52,902	878,653	Mar 14
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 13 '24	Sale	2.06	26,247	53,990	905,447	Mar 14
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '24	Option Exercise	0.00	25,000	0	931,694	Mar 14
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 13 '23	Sale	2.80	25,356	70,997	641,861	Mar 14
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '23	Option Exercise	0.00	69,200	0	666,861	Mar 14
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '22	Sale	5.04	16,151	81,393	327,097	Mar 15
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '22	Option Exercise	0.00	42,900	0	44,200	Mar 15
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 15 '21	Sale	6.38	37,149	236,925	148,332	Mar 16
CERS	Jayaraman Vivek K	Chief Operating Officer	Mar 12 '21	Option Exercise	0.00	103,733	0	220,446	Mar 16
CERS	Jayaraman Vivek K	Chief Operating Officer	Dec 22 '20	Option Exercise	4.32	56,105	242,400	188,440	Dec 28
CERS	Jayaraman Vivek K	Chief Operating Officer	Dec 22 '20	Sale	8.00	2,668	21,344	135,003	Dec 28

Insider Trading & Congressional Trades

Jayaraman Vivek K – Insider Transactions