Stock chart
Ticker: CERS Exchange: NMS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-03-17 2025-03-14 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
30,075 -3.7%
1.45
USD 43,609
30,075 -3.7% 1.45 USD 43,609
2025-03-17 2025-03-14 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
46,004 -3.1%
1.45
USD 66,706
46,004 -3.1% 1.45 USD 66,706
2025-03-17 2025-03-14 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
122,827 -2.9%
1.45
USD 178,099
122,827 -2.9% 1.45 USD 178,099
2025-03-17 2025-03-14 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
30,075 -4.2%
1.45
USD 43,609
30,075 -4.2% 1.45 USD 43,609
2025-03-17 2025-03-14 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
36,740 -4.0%
1.45
USD 53,273
36,740 -4.0% 1.45 USD 53,273
2025-03-17 2025-03-13 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
18,949 -2.3%
1.45
USD 27,476
18,949 -2.3% 1.45 USD 27,476
2025-03-17 2025-03-13 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
29,985 -2.0%
1.45
USD 43,478
29,985 -2.0% 1.45 USD 43,478
2025-03-17 2025-03-13 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
71,086 -1.6%
1.45
USD 103,075
71,086 -1.6% 1.45 USD 103,075
2025-03-17 2025-03-13 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
18,949 -2.6%
1.45
USD 27,476
18,949 -2.6% 1.45 USD 27,476
2025-03-17 2025-03-13 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
23,147 -2.5%
1.45
USD 33,563
23,147 -2.5% 1.45 USD 33,563
2025-03-10 2025-03-07 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
60,984 -1.4%
1.50
USD 91,354
60,984 -1.4% 1.50 USD 91,354
2025-03-10 2025-03-07 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
26,139 -3.4%
1.50
USD 39,156
26,139 -3.4% 1.50 USD 39,156
2025-03-10 2025-03-07 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
31,148 -3.2%
1.50
USD 46,660
31,148 -3.2% 1.50 USD 46,660
2025-03-10 2025-03-07 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
27,457 -3.2%
1.50
USD 41,131
27,457 -3.2% 1.50 USD 41,131
2025-03-10 2025-03-07 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
33,999 -2.2%
1.50
USD 50,931
33,999 -2.2% 1.50 USD 50,931
2025-03-05 2025-03-04 S Sale

Jensen Chrystal

Chief Legal Officer

Officer
60,000 -12.9%
1.59
USD 95,142
60,000 -12.9% 1.59 USD 95,142
2025-03-05 2025-03-04 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
6,292 -1.3%
1.55
USD 9,743
6,292 -1.3% 1.55 USD 9,743
2025-03-05 2025-03-04 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
10,780 -1.2%
1.55
USD 16,693
10,780 -1.2% 1.55 USD 16,693
2025-03-05 2025-03-04 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
6,292 -1.6%
1.55
USD 9,743
6,292 -1.6% 1.55 USD 9,743
2025-03-05 2025-03-04 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
8,386 -1.5%
1.55
USD 12,986
8,386 -1.5% 1.55 USD 12,986
2025-03-05 2025-03-04 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
23,023 -0.7%
1.55
USD 35,651
23,023 -0.7% 1.55 USD 35,651
2025-03-05 2025-03-03 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
51,254 -11.3%
1.58
USD 80,828
51,254 -11.3% 1.58 USD 80,828
2025-03-05 2025-03-03 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
60,656 -10.9%
1.58
USD 95,673
60,656 -10.9% 1.58 USD 95,673
2024-12-16 2024-12-16 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
16,667 -3.5%
1.71
USD 28,501
16,667 -3.5% 1.71 USD 28,501
2025-01-02 2024-12-13 B Purchase

Gregory Dean A.

Non-Executive Director
1,725 +2.9%
1.70
USD 2,933
1,725 +2.9% 1.70 USD 2,933
2024-12-16 2024-12-12 S Sale

BJERKHOLT ERIC

Non-Executive Director
20,000 -11.0%
1.79
USD 35,700
20,000 -11.0% 1.79 USD 35,700
2024-09-05 2024-09-04 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
54,272 -9.2%
2.15
USD 116,826
54,272 -9.2% 2.15 USD 116,826
2024-09-05 2024-09-03 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
28,385 -4.6%
2.18
USD 61,919
28,385 -4.6% 2.18 USD 61,919
2024-08-19 2024-08-15 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
16,667 -3.4%
2.07
USD 34,417
16,667 -3.4% 2.07 USD 34,417
2024-08-07 2024-08-02 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
21,605 -4.7%
2.50
USD 54,013
21,605 -4.7% 2.50 USD 54,013
2024-05-14 2024-05-13 B Purchase

Shan Hua

Non-Executive Director
2,500 +8.4%
1.99
USD 4,975
2,500 +8.4% 1.99 USD 4,975
2024-05-13 2024-05-10 B Purchase

NACHTSHEIM JAMI K

Non-Executive Director
2,000 +1.9%
1.79
USD 3,578
2,000 +1.9% 1.79 USD 3,578
2024-05-10 2024-05-09 B Purchase

Witney Frank

Non-Executive Director
20,000 +12.5%
1.89
USD 37,800
20,000 +12.5% 1.89 USD 37,800
2024-05-09 2024-05-09 B Purchase

Swisher Daniel N JR

Non-Executive Director
2,500 +2.4%
1.88
USD 4,689
2,500 +2.4% 1.88 USD 4,689
2024-03-14 2024-03-14 PS Planned sale

CORASH LAURENCE M

Chief Scientific Officer

Officer
14,360 -0.6%
1.97
USD 28,352
14,360 -0.6% 1.97 USD 28,352
2024-03-14 2024-03-14 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
17,824 -3.5%
1.97
USD 35,192
17,824 -3.5% 1.97 USD 35,192
2024-03-14 2024-03-14 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
63,611 -2.0%
2.02
USD 128,195
63,611 -2.0% 2.02 USD 128,195
2024-03-14 2024-03-14 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
21,497 -3.4%
1.97
USD 42,444
21,497 -3.4% 1.97 USD 42,444
2024-03-14 2024-03-14 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
26,794 -3.0%
1.97
USD 52,902
26,794 -3.0% 1.97 USD 52,902
2024-03-14 2024-03-14 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
17,738 -3.7%
1.97
USD 35,022
17,738 -3.7% 1.97 USD 35,022
2024-03-14 2024-03-13 PS Planned sale

CORASH LAURENCE M

Chief Scientific Officer

Officer
14,067 -0.6%
2.06
USD 28,936
14,067 -0.6% 2.06 USD 28,936
2024-03-14 2024-03-13 PS Planned sale

Jensen Chrystal

Chief Legal Officer

Officer
17,460 -3.3%
2.06
USD 35,915
17,460 -3.3% 2.06 USD 35,915
2024-03-14 2024-03-13 PS Planned sale

Greenman William Mariner

President and CEO

Executive Director
62,315 -1.9%
2.06
USD 128,182
62,315 -1.9% 2.06 USD 128,182
2024-03-14 2024-03-13 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
21,058 -3.2%
2.02
USD 42,438
21,058 -3.2% 2.02 USD 42,438
2024-03-14 2024-03-13 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
26,247 -2.8%
2.06
USD 53,990
26,247 -2.8% 2.06 USD 53,990
2024-03-14 2024-03-13 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
17,377 -3.5%
2.06
USD 35,744
17,377 -3.5% 2.06 USD 35,744
2024-03-14 2024-03-13 PS Planned sale

Moore Carol

SVP Reg. & Quality

Officer
10,416 -2.1%
1.97
USD 20,565
10,416 -2.1% 1.97 USD 20,565
2024-03-14 2024-03-13 PS Planned sale

Moore Carol

SVP Reg. & Quality

Officer
10,203 -2.0%
2.06
USD 20,988
10,203 -2.0% 2.06 USD 20,988
2024-03-12 2024-03-08 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
29,378 -5.8%
2.40
USD 70,457
29,378 -5.8% 2.40 USD 70,457
2023-12-13 2023-12-13 B Purchase

BJERKHOLT ERIC

Non-Executive Director
10,000 +7.6%
1.62
USD 16,200
10,000 +7.6% 1.62 USD 16,200
2023-08-23 2023-08-22 B Purchase

Lucena Ann

Non-Executive Director
7,500 +11.6%
1.69
USD 12,638
7,500 +11.6% 1.69 USD 12,638
2023-08-23 2023-08-21 B Purchase

BJERKHOLT ERIC

Non-Executive Director
10,000 +8.2%
1.72
USD 17,151
10,000 +8.2% 1.72 USD 17,151
2023-05-30 2023-05-26 B Purchase

Swisher Daniel N JR

Non-Executive Director
5,000 +4.4%
1.91
USD 9,535
5,000 +4.4% 1.91 USD 9,535
2023-05-24 2023-05-24 B Purchase

SCHULZE GAIL

Non-Executive Director
9,850 +13.4%
2.03
USD 19,981
9,850 +13.4% 2.03 USD 19,981
2023-05-23 2023-05-23 B Purchase

BJERKHOLT ERIC

Non-Executive Director
5,000 +6.5%
2.00
USD 10,000
5,000 +6.5% 2.00 USD 10,000
2023-03-14 2023-03-13 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
8,791 -1.3%
2.80
USD 24,615
8,791 -1.3% 2.80 USD 24,615
2023-03-14 2023-03-13 PS Planned sale

Jayaraman Vivek K

Chief Operating Officer

Officer
16,565 -2.5%
2.80
USD 46,382
16,565 -2.5% 2.80 USD 46,382
2023-03-14 2023-03-13 PS Planned sale

Moore Carol

SVP Reg. & Quality

Officer
3,350 -0.8%
2.80
USD 9,380
3,350 -0.8% 2.80 USD 9,380
2023-03-14 2023-03-13 PS Planned sale

Moore Carol

SVP Reg. & Quality

Officer
9,728 -2.3%
2.80
USD 27,238
9,728 -2.3% 2.80 USD 27,238
2023-03-14 2023-03-13 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
7,501 -1.7%
2.80
USD 21,003
7,501 -1.7% 2.80 USD 21,003
2023-03-14 2023-03-13 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
9,662 -2.2%
2.80
USD 27,054
9,662 -2.2% 2.80 USD 27,054
2023-03-14 2023-03-13 S Sale

Benjamin Richard J

Chief Medical Officer

Officer
10,000 -2.8%
2.78
USD 27,793
10,000 -2.8% 2.78 USD 27,793
2023-03-14 2023-03-13 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
5,747 -1.6%
2.80
USD 16,092
5,747 -1.6% 2.80 USD 16,092
2023-03-14 2023-03-13 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
9,606 -2.7%
2.80
USD 26,897
9,606 -2.7% 2.80 USD 26,897
2023-03-14 2023-03-13 PS Planned sale

CORASH LAURENCE M

Chief Scientific Officer

Officer
5,745 -0.3%
2.80
USD 16,086
5,745 -0.3% 2.80 USD 16,086
2023-03-14 2023-03-13 PS Planned sale

CORASH LAURENCE M

Chief Scientific Officer

Officer
9,597 -0.4%
2.80
USD 26,872
9,597 -0.4% 2.80 USD 26,872
2023-03-14 2023-03-13 PS Planned sale

Menard Chrystal

Chief Legal Officer

Officer
5,758 -1.6%
2.80
USD 16,122
5,758 -1.6% 2.80 USD 16,122
2023-03-14 2023-03-13 PS Planned sale

Menard Chrystal

Chief Legal Officer

Officer
9,710 -2.8%
2.80
USD 27,188
9,710 -2.8% 2.80 USD 27,188
2023-03-14 2023-03-13 S Sale

Greenman William Mariner

President and CEO

Executive Director
22,732 -0.8%
2.80
USD 63,650
22,732 -0.8% 2.80 USD 63,650
2023-03-14 2023-03-13 S Sale

Greenman William Mariner

President and CEO

Executive Director
37,748 -1.4%
2.80
USD 105,694
37,748 -1.4% 2.80 USD 105,694
2022-11-14 2022-11-10 S Sale

Swisher Daniel N JR

Non-Executive Director
12,500 -9.9%
3.91
USD 48,875
12,500 -9.9% 3.91 USD 48,875
2022-08-17 2022-08-15 PS Planned sale

Menard Chrystal

Chief Legal Officer

Officer
10,000 -5.7%
5.18
USD 51,800
10,000 -5.7% 5.18 USD 51,800
2022-08-11 2022-08-09 PS Planned sale

Benjamin Richard J

Chief Medical Officer

Officer
10,000 -5.5%
5.12
USD 51,194
10,000 -5.5% 5.12 USD 51,194
2022-05-12 2022-05-10 PS Planned sale

Green Kevin Dennis

Chief Financial Officer

Officer
57,335 -20.5%
4.98
USD 285,373
57,335 -20.5% 4.98 USD 285,373
2022-03-16 2022-03-14 PS Planned sale

Moore Carol

SVP Reg. & Quality

Officer
4,188 -1.5%
5.04
USD 21,106
4,188 -1.5% 5.04 USD 21,106
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