Chembio Diagnostics Inc (CEMI)

Ticker: CEMI Exchange: NAS


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Insider trades have triggered activity signals for Chembio Diagnostics Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Potthoff John Gary
Transaction date
Purchase
Price
4.44
Quantity 10,000 +36.0%
Value US$44,400
2.6
Esfandiari Javan See Remarks
Transaction date
Sale
Price
6.95
Quantity 9,744 -8.2%
Value US$67,727
2.6
Esfandiari Javan See Remarks
Transaction date
Sale
Price
7.15
Quantity 12,956 -9.9%
Value US$92,582
2.6
Esfandiari Javan See Remarks
Transaction date
Sale
Price
7.41
Quantity 7,300 -5.3%
Value US$54,125
Potthoff John Gary
Transaction date
Purchase
Price
5.81
Quantity 15,000 +117.4%
Value US$87,150
Potthoff John Gary
Transaction date
Purchase
Price
5.80
Quantity 5,000 +22.0%
Value US$29,000
Passas Robert See Remarks
Transaction date
Purchase
Price
6.75
Quantity 15,000 +inf%
Value US$101,250
Goldman Neil A EVP & Chief Financial Officer Officer
Transaction date
Purchase
Price
6.75
Quantity 14,815 +inf%
Value US$100,001
PESSIN NORMAN H
Transaction date
Purchase
Price
5.76
Quantity 6,250 +0.5%
Value US$35,983
PESSIN NORMAN H
Transaction date
Purchase
Price
7.16
Quantity 3,000 +0.3%
Value US$21,480
PESSIN NORMAN H
Transaction date
Purchase
Price
5.23
Quantity 27,000 +2.4%
Value US$141,210
2.7
Klugewicz Sharon W Chief Operating Officer Officer
Transaction date
Sale
Price
8.40
Quantity 3,000 -30.0%
Value US$25,200
2.6
Esfandiari Javan Chief Science/Tech Officer Officer
Transaction date
Sale
Price
8.56
Quantity 12,000 -15.2%
Value US$102,720
2.6
Esfandiari Javan Chief Science/Tech Officer Officer
Transaction date
Sale
Price
8.59
Quantity 13,000 -14.1%
Value US$111,670
2.6
Esfandiari Javan Chief Science/Technology Offic Officer
Transaction date
Sale
Price
4.50
Quantity 20,000 -17.8%
Value US$90,014
0.9
KISSINGER PETER Non-Executive Director
Transaction date
Purchase
Price
4.31
Quantity 1,800 +inf%
Value US$7,754
2.7
Klugewicz Sharon W Chief Operating Officer Officer
Transaction date
Purchase
Price
3.50
Quantity 10,000 +inf%
Value US$35,000
2.8
Larkin Richard J Chief Financial Officer Officer
Transaction date
Sale
Price
3.50
Quantity 10,000 -32.9%
Value US$35,000
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
3.40
Quantity 3,000 -3.7%
Value US$10,200
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
3.40
Quantity 7,000 -7.9%
Value US$23,803
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Planned sale
Price
3.55
Quantity 15,000 -1.9%
Value US$53,235
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.34
Quantity 3,100 -0.4%
Value US$13,454
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.42
Quantity 4,650 -0.6%
Value US$20,553
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.39
Quantity 100 -0.0%
Value US$439
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.38
Quantity 100 -0.0%
Value US$438
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.35
Quantity 3,705 -0.5%
Value US$16,117
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.39
Quantity 100 -0.0%
Value US$439
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.35
Quantity 1,000 -0.1%
Value US$4,350
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.44
Quantity 20 -0.0%
Value US$89
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.40
Quantity 2,000 -0.2%
Value US$8,800
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Sale
Price
4.40
Quantity 6,100 -0.7%
Value US$26,840
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
4.42
Quantity 10,000 -10.2%
Value US$44,232
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.44
Quantity 1,100 +0.0%
Value US$484
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.43
Quantity 18,900 +0.3%
Value US$8,127
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
0.40
Quantity 30,000 -9.4%
Value US$11,976
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.40
Quantity 50,000 +12.0%
Value US$20,000
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
0.40
Quantity 50,000 -13.6%
Value US$20,000
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.42
Quantity 10,000 +0.2%
Value US$4,170
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.42
Quantity 10,725 +0.2%
Value US$4,472
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
0.39
Quantity 41,018 -15.7%
Value US$16,149
2.6
Esfandiari Javan Senior Vice President Officer
Transaction date
Sale
Price
0.41
Quantity 8,982 -3.3%
Value US$3,725
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.42
Quantity 50,000 +0.8%
Value US$21,000
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.42
Quantity 15,000 +0.2%
Value US$6,300
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.35
Quantity 15,000 +3.8%
Value US$5,250
Davis Katherine Lyon Non-Executive Director
Transaction date
Purchase
Price
0.23
Quantity 5,000 +6.0%
Value US$1,150
Davis Katherine Lyon Non-Executive Director
Transaction date
Purchase
Price
0.22
Quantity 7,500 +10.0%
Value US$1,650
Davis Katherine Lyon Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 40,000 +113.6%
Value US$8,000
Davis Katherine Lyon Non-Executive Director
Transaction date
Purchase
Price
0.20
Quantity 15,216 +76.1%
Value US$3,043
Davis Katherine Lyon Non-Executive Director
Transaction date
Purchase
Price
0.21
Quantity 20,000 +inf%
Value US$4,100
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.18
Quantity 100,000 +51.2%
Value US$18,000
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.14
Quantity 4,700 +1.6%
Value US$658
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.14
Quantity 11,800 +6.4%
Value US$1,652
3.9
Meller Gary Non-Executive Director
Transaction date
Purchase
Price
0.15
Quantity 83,500 +83.5%
Value US$12,525
4.2
Siebert Lawrence A. President Executive Director Large shareholder
Transaction date
Purchase
Price
0.18
Quantity 100,000 +1.6%
Value US$17,800
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.12
Quantity 386,000 +6.9%
Value US$46,320
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.12
Quantity 10,000 +0.2%
Value US$1,150
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.11
Quantity 4,000 +0.1%
Value US$440
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.12
Quantity 5,000 +0.1%
Value US$600
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.11
Quantity 120,000 +2.2%
Value US$12,600
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.10
Quantity 25,800 +0.5%
Value US$2,580
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.09
Quantity 10,000 +0.2%
Value US$900
4.2
Siebert Lawrence A. CEO Executive Director Large shareholder
Transaction date
Purchase
Price
0.09
Quantity 20,000 +0.4%
Value US$1,700
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2023-04-25 2023-04-25 B Purchase Large shareholder
26,965 -10.8%
201.62
US$3,290,347
26,965 -10.8% 201.62 US$3,290,347
2023-04-25 2023-04-24 B Purchase Large shareholder
64,821 +45.3%
42.20
US$918,083
64,821 +45.3% 42.20 US$918,083
2023-04-25 2023-04-21 B Purchase Large shareholder
29,328 +30.8%
322.98
US$1,946,012
29,328 +30.8% 322.98 US$1,946,012
2023-04-20 2023-04-20 B Purchase Large shareholder
56,000 +1.2%
0.45
US$25,200
56,000 +1.2% 0.45 US$25,200
2023-04-20 2023-04-19 B Purchase Large shareholder
137,000 +2.9%
0.45
US$61,376
137,000 +2.9% 0.45 US$61,376
2023-04-20 2023-04-18 B Purchase Large shareholder
15,800 +0.3%
0.45
US$7,078
15,800 +0.3% 0.45 US$7,078
2023-04-17 2023-04-17 B Purchase Large shareholder
4,800 +0.1%
0.45
US$2,160
4,800 +0.1% 0.45 US$2,160
2023-04-17 2023-04-14 B Purchase Large shareholder
11,500 +0.2%
0.45
US$5,175
11,500 +0.2% 0.45 US$5,175
2023-04-17 2023-04-13 B Purchase Large shareholder
140,134 +3.1%
0.45
US$63,060
140,134 +3.1% 0.45 US$63,060
2023-04-13 2023-04-11 B Purchase Large shareholder
129,000 +2.9%
0.44
US$56,760
129,000 +2.9% 0.44 US$56,760
2023-04-06 2023-04-06 B Purchase Large shareholder
339,000 +8.3%
0.44
US$149,160
339,000 +8.3% 0.44 US$149,160
2023-04-06 2023-04-05 B Purchase Large shareholder
217,500 +5.6%
0.45
US$97,875
217,500 +5.6% 0.45 US$97,875
2023-04-06 2023-04-04 B Purchase Large shareholder
195,938 +5.3%
0.44
US$86,213
195,938 +5.3% 0.44 US$86,213
2019-11-13 2019-11-11 B Purchase Potthoff John Gary
10,000 +36.0%
4.44
US$44,400
10,000 +36.0% 4.44 US$44,400
2019-05-24 2019-05-24 S Sale

See Remarks

9,744 -8.2%
6.95
US$67,727
9,744 -8.2% 6.95 US$67,727
2019-05-24 2019-05-23 S Sale

See Remarks

12,956 -9.9%
7.15
US$92,582
12,956 -9.9% 7.15 US$92,582
2019-05-24 2019-05-22 S Sale

See Remarks

7,300 -5.3%
7.41
US$54,125
7,300 -5.3% 7.41 US$54,125
2018-11-16 2018-11-14 B Purchase Potthoff John Gary
15,000 +117.4%
5.81
US$87,150
15,000 +117.4% 5.81 US$87,150
2018-11-16 2018-11-14 B Purchase Potthoff John Gary
5,000 +22.0%
5.80
US$29,000
5,000 +22.0% 5.80 US$29,000
2018-11-06 2018-11-05 B Purchase Passas Robert

See Remarks

15,000 +inf%
6.75
US$101,250
15,000 +inf% 6.75 US$101,250
2018-02-13 2018-02-13 B Purchase

EVP & Chief Financial Officer

Officer
14,815 +inf%
6.75
US$100,001
14,815 +inf% 6.75 US$100,001
2017-06-29 2017-06-28 B Purchase PESSIN NORMAN H
6,250 +0.5%
5.76
US$35,983
6,250 +0.5% 5.76 US$35,983
2017-06-29 2016-10-11 B Purchase PESSIN NORMAN H
3,000 +0.3%
7.16
US$21,480
3,000 +0.3% 7.16 US$21,480
2017-06-29 2016-08-16 B Purchase PESSIN NORMAN H
27,000 +2.4%
5.23
US$141,210
27,000 +2.4% 5.23 US$141,210
2016-06-17 2016-06-15 S Sale

Chief Operating Officer

Officer
3,000 -30.0%
8.40
US$25,200
3,000 -30.0% 8.40 US$25,200
2016-06-02 2016-06-01 S Sale

Chief Science/Tech Officer

Officer
12,000 -15.2%
8.56
US$102,720
12,000 -15.2% 8.56 US$102,720
2016-06-02 2016-05-31 S Sale

Chief Science/Tech Officer

Officer
13,000 -14.1%
8.59
US$111,670
13,000 -14.1% 8.59 US$111,670
2015-05-29 2015-05-29 S Sale

Chief Science/Technology Offic

Officer
20,000 -17.8%
4.50
US$90,014
20,000 -17.8% 4.50 US$90,014
2014-11-21 2014-11-19 B Purchase Non-Executive Director
1,800 +inf%
4.31
US$7,754
1,800 +inf% 4.31 US$7,754
2014-02-28 2014-02-26 B Purchase

Chief Operating Officer

Officer
10,000 +inf%
3.50
US$35,000
10,000 +inf% 3.50 US$35,000
2014-02-28 2014-02-26 S Sale

Chief Financial Officer

Officer
10,000 -32.9%
3.50
US$35,000
10,000 -32.9% 3.50 US$35,000
2013-12-06 2013-12-06 S Sale

Senior Vice President

Officer
3,000 -3.7%
3.40
US$10,200
3,000 -3.7% 3.40 US$10,200
2013-12-06 2013-12-05 S Sale

Senior Vice President

Officer
7,000 -7.9%
3.40
US$23,803
7,000 -7.9% 3.40 US$23,803
2013-11-12 2013-11-11 PlS Planned sale

President

Executive Director Large shareholder
15,000 -1.9%
3.55
US$53,235
15,000 -1.9% 3.55 US$53,235
2012-09-14 2012-09-14 S Sale

President

Executive Director Large shareholder
3,100 -0.4%
4.34
US$13,454
3,100 -0.4% 4.34 US$13,454
2012-09-14 2012-09-13 S Sale

President

Executive Director Large shareholder
4,650 -0.6%
4.42
US$20,553
4,650 -0.6% 4.42 US$20,553
2012-09-14 2012-09-13 S Sale

President

Executive Director Large shareholder
100 -0.0%
4.39
US$439
100 -0.0% 4.39 US$439
2012-09-14 2012-09-13 S Sale

President

Executive Director Large shareholder
100 -0.0%
4.38
US$438
100 -0.0% 4.38 US$438
2012-09-14 2012-09-13 S Sale

President

Executive Director Large shareholder
3,705 -0.5%
4.35
US$16,117
3,705 -0.5% 4.35 US$16,117
2012-09-14 2012-09-12 S Sale

President

Executive Director Large shareholder
100 -0.0%
4.39
US$439
100 -0.0% 4.39 US$439
2012-09-11 2012-09-11 S Sale

President

Executive Director Large shareholder
1,000 -0.1%
4.35
US$4,350
1,000 -0.1% 4.35 US$4,350
2012-09-11 2012-09-10 S Sale

President

Executive Director Large shareholder
20 -0.0%
4.44
US$89
20 -0.0% 4.44 US$89
2012-09-11 2012-09-10 S Sale

President

Executive Director Large shareholder
2,000 -0.2%
4.40
US$8,800
2,000 -0.2% 4.40 US$8,800
2012-09-11 2012-09-07 S Sale

President

Executive Director Large shareholder
6,100 -0.7%
4.40
US$26,840
6,100 -0.7% 4.40 US$26,840
2012-09-10 2012-09-07 S Sale

Senior Vice President

Officer
10,000 -10.2%
4.42
US$44,232
10,000 -10.2% 4.42 US$44,232
2011-12-12 2011-12-09 B Purchase

President

Executive Director Large shareholder
1,100 +0.0%
0.44
US$484
1,100 +0.0% 0.44 US$484
2011-12-12 2011-12-09 B Purchase

President

Executive Director Large shareholder
18,900 +0.3%
0.43
US$8,127
18,900 +0.3% 0.43 US$8,127
2011-12-09 2011-12-08 S Sale

Senior Vice President

Officer
30,000 -9.4%
0.40
US$11,976
30,000 -9.4% 0.40 US$11,976
2011-12-09 2011-12-07 B Purchase Non-Executive Director
50,000 +12.0%
0.40
US$20,000
50,000 +12.0% 0.40 US$20,000
2011-12-09 2011-12-07 S Sale

Senior Vice President

Officer
50,000 -13.6%
0.40
US$20,000
50,000 -13.6% 0.40 US$20,000
2011-12-07 2011-12-05 B Purchase

President

Executive Director Large shareholder
10,000 +0.2%
0.42
US$4,170
10,000 +0.2% 0.42 US$4,170
2011-12-07 2011-12-05 B Purchase

President

Executive Director Large shareholder
10,725 +0.2%
0.42
US$4,472
10,725 +0.2% 0.42 US$4,472
2011-03-16 2011-03-15 S Sale

Senior Vice President

Officer
41,018 -15.7%
0.39
US$16,149
41,018 -15.7% 0.39 US$16,149
2011-03-16 2011-03-14 S Sale

Senior Vice President

Officer
8,982 -3.3%
0.41
US$3,725
8,982 -3.3% 0.41 US$3,725
2011-03-15 2011-03-14 B Purchase

President

Executive Director Large shareholder
50,000 +0.8%
0.42
US$21,000
50,000 +0.8% 0.42 US$21,000
2011-03-15 2011-03-11 B Purchase

President

Executive Director Large shareholder
15,000 +0.2%
0.42
US$6,300
15,000 +0.2% 0.42 US$6,300
2010-12-17 2010-12-15 B Purchase Non-Executive Director
15,000 +3.8%
0.35
US$5,250
15,000 +3.8% 0.35 US$5,250
2010-06-15 2010-06-11 B Purchase Davis Katherine Lyon Non-Executive Director
5,000 +6.0%
0.23
US$1,150
5,000 +6.0% 0.23 US$1,150
2010-06-15 2010-06-11 B Purchase Davis Katherine Lyon Non-Executive Director
7,500 +10.0%
0.22
US$1,650
7,500 +10.0% 0.22 US$1,650
2010-05-14 2010-05-12 B Purchase Davis Katherine Lyon Non-Executive Director
40,000 +113.6%
0.20
US$8,000
40,000 +113.6% 0.20 US$8,000
2010-05-12 2010-05-10 B Purchase Davis Katherine Lyon Non-Executive Director
15,216 +76.1%
0.20
US$3,043
15,216 +76.1% 0.20 US$3,043
2010-05-12 2010-05-10 B Purchase Davis Katherine Lyon Non-Executive Director
20,000 +inf%
0.21
US$4,100
20,000 +inf% 0.21 US$4,100
2009-08-26 2009-08-25 B Purchase Non-Executive Director
100,000 +51.2%
0.18
US$18,000
100,000 +51.2% 0.18 US$18,000
2009-10-30 2008-12-01 B Purchase Non-Executive Director
4,700 +1.6%
0.14
US$658
4,700 +1.6% 0.14 US$658
2008-11-24 2008-11-20 B Purchase Non-Executive Director
11,800 +6.4%
0.14
US$1,652
11,800 +6.4% 0.14 US$1,652
2008-11-18 2008-11-14 B Purchase Non-Executive Director
83,500 +83.5%
0.15
US$12,525
83,500 +83.5% 0.15 US$12,525
2008-09-09 2008-09-08 B Purchase

President

Executive Director Large shareholder
100,000 +1.6%
0.18
US$17,800
100,000 +1.6% 0.18 US$17,800
2008-05-19 2008-05-19 B Purchase

CEO

Executive Director Large shareholder
386,000 +6.9%
0.12
US$46,320
386,000 +6.9% 0.12 US$46,320
2008-05-19 2008-05-19 B Purchase

CEO

Executive Director Large shareholder
10,000 +0.2%
0.12
US$1,150
10,000 +0.2% 0.12 US$1,150
2008-05-19 2008-05-19 B Purchase

CEO

Executive Director Large shareholder
4,000 +0.1%
0.11
US$440
4,000 +0.1% 0.11 US$440
2008-05-19 2008-05-16 B Purchase

CEO

Executive Director Large shareholder
5,000 +0.1%
0.12
US$600
5,000 +0.1% 0.12 US$600
2008-05-19 2008-05-16 B Purchase

CEO

Executive Director Large shareholder
120,000 +2.2%
0.11
US$12,600
120,000 +2.2% 0.11 US$12,600
2008-05-19 2008-05-16 B Purchase

CEO

Executive Director Large shareholder
25,800 +0.5%
0.10
US$2,580
25,800 +0.5% 0.10 US$2,580
2008-05-19 2008-05-16 B Purchase

CEO

Executive Director Large shareholder
10,000 +0.2%
0.09
US$900
10,000 +0.2% 0.09 US$900
2008-05-19 2008-05-16 B Purchase

CEO

Executive Director Large shareholder
20,000 +0.4%
0.09
US$1,700
20,000 +0.4% 0.09 US$1,700
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