Siebert Lawrence A.

CIK 00012913431 companyMEDFORD, NY

SEC Profile

Transactions

Companies

Filings

CIK

0001291343

Recent Transactions

50 trades

Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2014-03-31−8,333→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2014-03-31−16,667→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2014-03-31$1.04/sh+25,000→ 839,511 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to purchase common stock
2014-03-12−8,334→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2014-03-12$1.04/sh+25,001→ 814,511 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to purchase common stock
2014-03-12−16,667→ 0 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2013-11-11$3.55/sh−15,000→ 789,510 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2013-11-08$3.71/sh−15,000→ 804,510 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to purchase common stock
2013-06-03−31,250→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2013-06-03$1.04/sh+24,085→ 819,510 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2013-02-26$5.56/sh+5,215→ 5,215 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2013-02-15$1.76/sh+6,412→ 795,425 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to purchase common stock
2013-02-15−9,375→ 0 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2013-01-03−5,000→ 789,013 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-14$4.34/sh−3,100→ 794,013 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-13$4.38/sh−100→ 801,863 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-13$4.35/sh−3,705→ 801,963 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-13$4.39/sh−100→ 801,763 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-13$4.42/sh−4,650→ 797,113 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-12$4.39/sh−100→ 805,668 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-11$4.35/sh−1,000→ 805,768 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-10$4.40/sh−2,000→ 806,788 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-10$4.44/sh−20→ 806,768 total
Sale
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2012-09-07$4.40/sh−6,100→ 808,788 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2012-02-16$0.50/sh+72,500→ 72,500 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-12-09$0.43/sh+18,900→ 6,518,007 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-12-09$0.44/sh+1,100→ 6,519,107 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-12-05$0.42/sh+10,000→ 6,499,107 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-12-05$0.42/sh+10,725→ 6,489,107 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2011-05-25−50,000→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-05-25$0.13/sh+50,000→ 6,428,382 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stocl
2011-05-03−10,000→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-05-03$0.13/sh+50,000→ 6,368,382 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-05-03$0.13/sh+10,000→ 6,378,382 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2011-05-03−50,000→ 0 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-03-14$0.42/sh+50,000→ 6,318,382 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-03-11$0.42/sh+15,000→ 6,268,382 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2010-12-20−55,860→ 6,392,754 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2010-12-20−55,860→ 6,253,382 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2009-12-31−139,372→ 6,309,242 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07$0.13/sh+100,000→ 100,000 total
Disposition to Issuer
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07−100,000→ 0 total
Disposition to Issuer
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07−10,000→ 0 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07$0.13/sh+400,000→ 400,000 total
Disposition to Issuer
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07−50,000→ 0 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07$0.13/sh+50,000→ 50,000 total
Award
CHEMBIO DIAGNOSTICS, INC.
Options (right to buy)
2009-05-07$0.13/sh+10,000→ 10,000 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.11/sh+4,000→ 5,619,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+10,000→ 5,629,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+386,000→ 6,015,674 total

Companies

CHEMBIO DIAGNOSTICS, INC.
Director, President, 10% Owner

Recent Filings

Address

3661 HORSEBLOCK RD

MEDFORD, NY, 11763

View on SEC.gov