Stock chart
Ticker: CERC Exchange: NAS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
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 Total value Details
2023-06-28 2023-06-27 S Sale

ARMISTICE CAPITAL, LLC

Major owner
937,404 -56.2%
0.52
486,888 USD
937,404 -56.2% 0.52 486,888 USD
2023-06-28 2023-06-26 S Sale

ARMISTICE CAPITAL, LLC

Major owner
2,746,138 -62.2%
0.61
1,682,010 USD
2,746,138 -62.2% 0.61 1,682,010 USD
2023-06-20 2023-06-20 B Purchase

Caissa Capital Management ltd.

Major owner
2,000 +0.1%
4.14
8,289 USD
2,000 +0.1% 4.14 8,289 USD
2023-06-20 2023-06-16 B Purchase

Caissa Capital Management ltd.

Major owner
3,000 +0.2%
3.90
11,714 USD
3,000 +0.2% 3.90 11,714 USD
2023-06-20 2023-06-15 B Purchase

Caissa Capital Management ltd.

Major owner
3,160 +0.2%
3.68
11,640 USD
3,160 +0.2% 3.68 11,640 USD
2023-06-14 2023-06-14 B Purchase

Caissa Capital Management ltd.

Major owner
6,000 +0.4%
3.48
20,874 USD
6,000 +0.4% 3.48 20,874 USD
2023-06-14 2023-06-13 B Purchase

Caissa Capital Management ltd.

Major owner
8,750 +0.6%
3.82
33,439 USD
8,750 +0.6% 3.82 33,439 USD
2023-06-14 2023-06-12 B Purchase

Caissa Capital Management ltd.

Major owner
2,149 +0.2%
4.34
9,316 USD
2,149 +0.2% 4.34 9,316 USD
2023-06-13 2023-06-09 PP Planned purchase

NEIL GARRY ARTHUR

CEO and Chairman of the Board

Executive Director
4,000 +43.4%
3.42
13,680 USD
4,000 +43.4% 3.42 13,680 USD
2023-06-13 2023-06-09 PP Planned purchase

Sullivan Christopher Ryan

Chief Financial Officer

Officer
511 +68.0%
3.42
1,748 USD
511 +68.0% 3.42 1,748 USD
2023-06-09 2023-06-09 B Purchase

Caissa Capital Management ltd.

Major owner
5,044 +0.4%
4.14
20,896 USD
5,044 +0.4% 4.14 20,896 USD
2023-06-09 2023-06-08 B Purchase

Caissa Capital Management ltd.

Major owner
6,398 +0.5%
3.93
25,126 USD
6,398 +0.5% 3.93 25,126 USD
2023-06-09 2023-06-07 B Purchase

Caissa Capital Management ltd.

Major owner
2,984 +0.2%
3.49
10,418 USD
2,984 +0.2% 3.49 10,418 USD
2023-06-02 2023-05-31 B Purchase

Caissa Capital Management ltd.

Major owner
844 +0.1%
2.87
2,422 USD
844 +0.1% 2.87 2,422 USD
2023-05-30 2023-05-30 B Purchase

Caissa Capital Management ltd.

Major owner
671 +0.0%
2.87
1,924 USD
671 +0.0% 2.87 1,924 USD
2023-05-30 2023-05-25 B Purchase

Caissa Capital Management ltd.

Major owner
2,000 +0.1%
2.77
5,540 USD
2,000 +0.1% 2.77 5,540 USD
2023-05-24 2023-05-24 B Purchase

Caissa Capital Management ltd.

Major owner
5,519 +0.4%
2.96
16,348 USD
5,519 +0.4% 2.96 16,348 USD
2023-05-24 2023-05-24 B Purchase

Caissa Capital Management ltd.

Major owner
3,481 +0.3%
3.01
10,468 USD
3,481 +0.3% 3.01 10,468 USD
2023-05-22 2023-05-22 B Purchase

Caissa Capital Management ltd.

Major owner
7,000 +0.5%
3.34
23,358 USD
7,000 +0.5% 3.34 23,358 USD
2023-05-22 2023-05-19 B Purchase

Caissa Capital Management ltd.

Major owner
6,500 +0.5%
3.52
22,852 USD
6,500 +0.5% 3.52 22,852 USD
2023-05-22 2023-05-18 B Purchase

Caissa Capital Management ltd.

Major owner
13,121 +1.0%
3.29
43,163 USD
13,121 +1.0% 3.29 43,163 USD
2023-05-16 2023-05-16 B Purchase

Caissa Capital Management ltd.

Major owner
379 +0.0%
2.75
1,042 USD
379 +0.0% 2.75 1,042 USD
2023-05-16 2023-05-15 B Purchase

Caissa Capital Management ltd.

Major owner
1,715 +0.1%
2.55
4,366 USD
1,715 +0.1% 2.55 4,366 USD
2023-05-16 2023-05-12 B Purchase

Caissa Capital Management ltd.

Major owner
2,285 +0.2%
2.45
5,598 USD
2,285 +0.2% 2.45 5,598 USD
2023-05-08 2023-05-08 B Purchase

Caissa Capital Management ltd.

Major owner
5,000 +0.4%
2.62
13,108 USD
5,000 +0.4% 2.62 13,108 USD
2023-05-08 2023-05-05 B Purchase

Caissa Capital Management ltd.

Major owner
5,000 +0.4%
2.88
14,375 USD
5,000 +0.4% 2.88 14,375 USD
2023-05-08 2023-05-04 B Purchase

Caissa Capital Management ltd.

Major owner
15,000 +1.1%
2.79
41,882 USD
15,000 +1.1% 2.79 41,882 USD
2023-04-27 2023-04-27 B Purchase

Caissa Capital Management ltd.

Major owner
1,504 +0.1%
2.96
4,452 USD
1,504 +0.1% 2.96 4,452 USD
2023-04-27 2023-04-26 B Purchase

Caissa Capital Management ltd.

Major owner
425 +0.0%
2.97
1,262 USD
425 +0.0% 2.97 1,262 USD
2023-04-27 2023-04-25 B Purchase

Caissa Capital Management ltd.

Major owner
5,571 +0.4%
3.00
16,709 USD
5,571 +0.4% 3.00 16,709 USD
2023-04-24 2023-04-24 B Purchase

Caissa Capital Management ltd.

Major owner
12,500 +1.0%
3.06
38,280 USD
12,500 +1.0% 3.06 38,280 USD
2023-04-24 2023-04-20 B Purchase

Caissa Capital Management ltd.

Major owner
5,000 +0.4%
3.08
15,392 USD
5,000 +0.4% 3.08 15,392 USD
2023-04-18 2023-04-18 B Purchase

Caissa Capital Management ltd.

Major owner
10,000 +0.8%
2.94
29,438 USD
10,000 +0.8% 2.94 29,438 USD
2023-04-18 2023-04-17 B Purchase

Caissa Capital Management ltd.

Major owner
15,000 +1.2%
2.96
44,436 USD
15,000 +1.2% 2.96 44,436 USD
2023-04-11 2023-04-11 B Purchase

Caissa Capital Management ltd.

Major owner
25,000 +2.0%
2.84
71,080 USD
25,000 +2.0% 2.84 71,080 USD
2023-04-11 2023-04-10 B Purchase

Caissa Capital Management ltd.

Major owner
31,329 +2.6%
2.28
71,436 USD
31,329 +2.6% 2.28 71,436 USD
2023-02-09 2023-02-07 B Purchase

ARMISTICE CAPITAL, LLC

Major owner
450,000
0.00
0 USD
450,000 0.00 0 USD
2022-12-12 2022-12-09 PP Planned purchase

NEIL GARRY ARTHUR

CEO and Chairman of the Board

Executive Director
2,083 +29.2%
4.42
9,207 USD
2,083 +29.2% 4.42 9,207 USD
2022-03-14 2022-03-14 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
100,000 +0.2%
0.65
64,940 USD
100,000 +0.2% 0.65 64,940 USD
2022-03-14 2022-03-11 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
100,000 +0.2%
0.69
68,780 USD
100,000 +0.2% 0.69 68,780 USD
2022-03-14 2022-03-10 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
26,000 +0.1%
0.70
18,226 USD
26,000 +0.1% 0.70 18,226 USD
2022-03-07 2022-03-07 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
325,000 +0.7%
0.66
213,330 USD
325,000 +0.7% 0.66 213,330 USD
2022-03-07 2022-03-04 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
135,000 +0.3%
0.70
95,108 USD
135,000 +0.3% 0.70 95,108 USD
2022-03-07 2022-03-03 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
50,000 +0.1%
0.71
35,695 USD
50,000 +0.1% 0.71 35,695 USD
2022-02-28 2022-02-25 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
40,000 +0.1%
0.79
31,716 USD
40,000 +0.1% 0.79 31,716 USD
2022-02-28 2022-02-24 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
100,000 +0.2%
0.80
80,090 USD
100,000 +0.2% 0.80 80,090 USD
2022-02-22 2022-02-22 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
83,000 +0.2%
0.77
64,076 USD
83,000 +0.2% 0.77 64,076 USD
2022-02-22 2022-02-18 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
55,000 +0.1%
0.82
45,238 USD
55,000 +0.1% 0.82 45,238 USD
2022-02-22 2022-02-17 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
150,000 +0.3%
0.82
122,250 USD
150,000 +0.3% 0.82 122,250 USD
2022-01-20 2022-01-20 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
12,000 +0.0%
0.85
10,208 USD
12,000 +0.0% 0.85 10,208 USD
2022-01-20 2022-01-19 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
93,700 +0.2%
0.88
82,053 USD
93,700 +0.2% 0.88 82,053 USD
2022-01-20 2022-01-18 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
206,300 +0.4%
0.88
182,225 USD
206,300 +0.4% 0.88 182,225 USD
2022-01-14 2022-01-14 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
85,000 +0.2%
0.93
78,974 USD
85,000 +0.2% 0.93 78,974 USD
2022-01-14 2022-01-13 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
312,700 +0.7%
1.00
314,013 USD
312,700 +0.7% 1.00 314,013 USD
2022-01-14 2022-01-12 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
57,300 +0.1%
1.04
59,781 USD
57,300 +0.1% 1.04 59,781 USD
2022-01-11 2022-01-11 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
16,003 +0.0%
0.96
15,342 USD
16,003 +0.0% 0.96 15,342 USD
2022-01-11 2022-01-10 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
491,097 +1.1%
0.99
484,615 USD
491,097 +1.1% 0.99 484,615 USD
2022-01-11 2022-01-07 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
137,900 +0.3%
1.04
142,975 USD
137,900 +0.3% 1.04 142,975 USD
2021-12-14 2021-12-10 PP Planned purchase

Harrell James Archie Jr

Chief Commercial Officer

Officer
1,093 +3.1%
1.57
1,716 USD
1,093 +3.1% 1.57 1,716 USD
2021-12-14 2021-12-10 PP Planned purchase

Wilkins H Jeffrey

Chief Medical Officer

Officer
6,371 +23.6%
1.57
10,002 USD
6,371 +23.6% 1.57 10,002 USD
2021-12-14 2021-12-10 PP Planned purchase

Greenway Schond L.

CFO

Officer
2,231 +135.0%
1.57
3,503 USD
2,231 +135.0% 1.57 3,503 USD
2021-12-14 2021-12-10 PP Planned purchase

NEIL GARRY ARTHUR

Chief Scientific Officer

Officer
4,267 +5.2%
1.57
6,699 USD
4,267 +5.2% 1.57 6,699 USD
2021-12-14 2021-12-10 PP Planned purchase

Sullivan Christopher Ryan

Chief Accounting Officer

Officer
955 +11.9%
1.57
1,499 USD
955 +11.9% 1.57 1,499 USD
2021-09-17 2021-09-17 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
5,454,545 +13.8%
2.20
11,999,999 USD
5,454,545 +13.8% 2.20 11,999,999 USD
2021-09-17 2021-09-16 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
150,000 +0.4%
2.28
341,955 USD
150,000 +0.4% 2.28 341,955 USD
2021-09-17 2021-09-15 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
95,455 +0.2%
2.26
215,948 USD
95,455 +0.2% 2.26 215,948 USD
2021-06-14 2021-06-10 PP Planned purchase

Greenway Schond L.

CFO

Officer
652 +65.2%
2.68
1,747 USD
652 +65.2% 2.68 1,747 USD
2021-06-14 2021-06-10 PP Planned purchase

Harrell James Archie Jr

Chief Commercial Officer

Officer
7,493 +26.6%
2.28
17,084 USD
7,493 +26.6% 2.28 17,084 USD
2021-06-14 2021-06-10 PP Planned purchase

NEIL GARRY ARTHUR

Chief Scientific Officer

Officer
3,692 +4.8%
2.28
8,418 USD
3,692 +4.8% 2.28 8,418 USD
2021-06-14 2021-06-10 PP Planned purchase

Wilkins H Jeffrey

Chief Medical Officer

Officer
912 +3.5%
2.28
2,079 USD
912 +3.5% 2.28 2,079 USD
2021-05-18 2021-05-18 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
0
0.00
0 USD
0 0.00 0 USD
2021-05-18 2021-05-18 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
22,000 +0.1%
2.33
51,260 USD
22,000 +0.1% 2.33 51,260 USD
2021-05-18 2021-05-17 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
0
0.00
0 USD
0 0.00 0 USD
2021-05-18 2021-05-17 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
30,000 +0.1%
2.20
66,000 USD
30,000 +0.1% 2.20 66,000 USD
2021-05-18 2021-05-14 B Purchase

ARMISTICE CAPITAL, LLC

Non-Executive Director Major owner
0
0.00
0 USD
0 0.00 0 USD